Top Bay Area Birthday Venues by Guest Count for Kids
"How Do Bay Area Birthday Venues Rank by Guest Capacity?"
Matching your head count to venue size is the fastest way to simplify planning and guarantee a safe, fun party. In San Francisco, where parking and transit can make or break convenience, a 20-guest event near the Marina is often easier than one deep in the Mission—especially when searching for “small birthday party venues San Francisco 20 guests.” In San Jose, suburban “intimate birthday venues San Jose under 30” accommodate backyard-style gatherings but may require extra travel time for coastal families. Overall, choosing the right “birthday party venues Bay Area” or “birthday party venues San Jose” narrows your search immediately.
This guide divides the best “kids birthday party places Bay Area” into five capacity bands, each with three age brackets:
- Micro (under 15 guests) / Small (15–30 guests)
- Medium (30–50 guests)
- Large (50–100 guests)
- Extra-Large (100+ guests)
Within each band, you’ll see age-appropriate recommendations for toddlers (0–5), tweens (6–12), and teens (13–18). If you already know your guest count, skip ahead to the matching capacity section and find “San Francisco small birthday party venues” or “Bay Area birthday party capacity 100” as needed.
Why Capacity Matters
- Safety & Supervision: Toddler venues limit head-counts (1 staff per 5 kids) so caregivers can relax.
- Cost Efficiency: Small parties pay per head; larger bookings often require lump-sum rentals (e.g., “San Jose party halls for 50 guests”). Matching numbers prevents overpaying.
- Guest Experience: Overcrowded bounce parks feel chaotic; half-empty rooms sap energy. Grouping venues into capacity bands helps you zero in on the “best birthday venues Bay Area” without trial-and-error.
Birthday Party Venues by Capacity, Age Group, and Budget
| Capacity | Age Group | Venue Name & Location | Capacity Range | Model Support | Budget (Per Person) |
|---|---|---|---|---|---|
| Micro | 0–5 | Whirlygig – San Jose | Up to 15 kids | ✅ Professional | $40 per child |
| 6–12 | House of Air – SF (Presidio) | 10–20 jumpers | ✅ Professional | $50 per jumper | |
| 13–18 | The Escape Game – SF (Fisherman’s Wharf) | Up to 12 players | ✅ Professional | $45–$55 per player | |
| Small | 0–5 | The Rabbit Hole Theater – SF | Up to 25 kids | ✅ Professional | $32–$40 per child |
| 6–12 | Pump It Up – San Jose | 15–30 kids | ✅ Professional | $30–$35 per child | |
| 13–18 | Sky Zone – Fremont | 20–29 jumpers | ✅ Professional | $20–$25 per jumper | |
| Medium | 0–5 | Children’s Creativity Museum – SF | 20–40 guests | ✅ Professional | $25–$30 per person |
| 6–12 | Cal Academy of Sciences – SF | Up to 40 guests | ✅ Professional | $30–$40 per person | |
| 13–18 | Bowlero – San Jose | 30–50 guests | ✅ Professional | $25–$35 per person | |
| Large | 0–5 | Children’s Discovery Museum – SJ | Up to 75 guests | ✅ Professional | $25–$30 per person |
| 6–12 | Bay Area Discovery Museum – Sausalito | 60–80 guests | ✅ Professional | $30 per person | |
| 13–18 | K1 Speed – South San Francisco | 50+ racers & guests | ✅ Professional | $70–$80 per racer | |
| Extra-Large | 0–5 | Happy Hollow Park & Zoo – San Jose | 60–120+ guests | ✅ DIY | $20–$25 per person |
| 6–12 | Exploratorium – SF (Pier 15) | 100–3,500 guests | ✅ Professional | $35–$55 per person | |
| 13–18 | Guildhouse – San Jose | 80 seated / 150 standing | ✅ Professional | $40–$50 per person |
Micro (under 15 guests)
Ages 0 – 5: Toddlers & Preschoolers
Whirlygig – San Jose
Whirlygig is a private indoor play studio designed specifically for toddlers and preschoolers. With fully themed “Beach” and “Farm” rooms, they set up a turnkey birthday experience that keeps little ones safe, entertained, and parents stress-free. All craft supplies, basic décor, and cleanup are included—so you can focus on the smiles.
💲 Price: $599 (2-hr weekend party, up to 15 children; $18 per additional child)
Why You’ll Love It:
- Two immersive play rooms (Beach & Farm) designed for ages 0–5, keeping toddlers happily occupied.
- All-inclusive craft station with non-toxic materials, plus setup and teardown handled by staff.
- Up to 50 accompanying adults can join at no extra fee.
Quick Details:
Type: Indoor play studio
Model Support: ✅ Professional event services Bay
Area | ❌ DIY party venue Bay Area
Ages: 0–5
What You Get: Exclusive use of both themed
rooms, craft supplies, staff facilitator, basic décor, music,
parking spot
📍 Location: San Jose (near Blossom Hill
Rd)
👥 Capacity: 15 children (max) / 50 adults
(max)
🍽️ Food: BYO snacks and cake, or add partner
pizza/catering for a small fee
🕒 Availability: Daily 9 AM–6 PM (weekends book
up 2–3 months in advance)
📅 Booking: Online reservation form; 25% deposit
required to hold date
📞 Host: Whirlygig Party Coordinator
⭐Review: Yelp 4.7 ★—“Perfect for my
two-year-old’s first birthday—zero mess, total fun!”
Social Media: Instagram | Facebook | LinkedIn | YouTube
🔗 Whirlygig
Ages 6 – 12: Kids & Tweens
House of Air – Presidio, San Francisco
House of Air is a premier indoor trampoline park that transforms birthday parties into high-energy bouncing adventures. Their “First Class” party package seats up to 10 jumpers at a reserved table, while safety staff supervise every jump—letting parents relax or join in the fun.
💲 Price: $500 (1-hr “First Class” package for 10 jumpers; $40 per additional jumper)
Why You’ll Love It:
- Dedicated party host keeps everything on schedule—from check-in to cake time.
- Safety referees patrol the trampolines nonstop, so parents can chat or join the action.
- Option to upgrade to a two-hour Extreme session or reserve a private court for smaller groups.
Quick Details:
Type: Trampoline park
Model Support: ✅ Professional event services Bay
Area | ❌ DIY party venue Bay Area
Ages: 6–12
What You Get: 1 hr trampoline jump, reserved
“First Class” table, digital invitations, Sky Socks for all
jumpers
📍 Location: Presidio Tunnel Tops, San
Francisco
👥 Capacity: 10–20 jumpers (private expansions
available)
🍽️ Food: Add pizza & drinks packages or BYO
cake (cake fee applies)
🕒 Availability: Daily 10 AM–9 PM (weekend times
fill up 3–4 months ahead)
📅 Booking: Online or phone; 50% deposit
required
📞 Host: House of Air Events Team
⭐Review: Google 4.8 ★—“Our eight-year-old’s
party was epic—kids bounced nonstop!”
Social Media: Instagram | Facebook | LinkedIn | YouTube
🔗 House of Air
Ages 13 – 18: Teens
The Escape Game – Fisherman’s Wharf, San Francisco
The Escape Game delivers immersive, story-driven challenges ideal for teens. Their “Playground” room fits up to 12 participants into a single 60-minute mission. Whether your group is solving puzzles or unlocking secret passages, this professionally guided experience keeps everyone engaged from start to finish.
💲 Price: $43–$55 per player (dynamic pricing; minimum 6 players; private-room add-on fee)
Why You’ll Love It:
- Unique, narrative-driven escape-room experiences challenge 13–18 year-olds in small groups.
- Six other themed rooms on site allow you to split a large guest list into multiple simultaneous games.
- Convenient Wharf-side location with easy access to post-game restaurants and ice cream shops.
Quick Details:
Type: Escape-room venue
Model Support: ✅ Professional event services Bay
Area | ❌ DIY party venue Bay Area
Ages: 13–18
What You Get: 60 min private game, dedicated
Game Guide, event photos (digital)
📍 Location: Fisherman’s Wharf, San
Francisco
👥 Capacity: 1 room up to 12 players (max); up to
44 total across rooms if booked together
🍽️ Food: Outside food allowed in lobby only;
nearby catering referrals available
🕒 Availability: Daily 10 AM–9 PM (weekends are
peak; book 2–3 months ahead)
📅 Booking: Online scheduler with credit card
hold (pre-pay to lock full-room)
📞 Host: The Escape Game Event Specialist
⭐Review: TripAdvisor 4.9 ★—“Best teen party
ever—our team still talks about the clues!”
Social Media: Instagram | Facebook | LinkedIn | YouTube
🔗 The Escape Game
Small (15–30 guests)
Ages 0 – 5: Toddlers & Preschoolers
The Rabbit Hole Theater – San Francisco
The Rabbit Hole Theater offers fully immersive, story-driven birthday parties for preschoolers. Two professional teaching artists lead each 90-minute celebration, guiding up to 25 children through puppetry, crafts, and dance. Parents relax in a lounge area while a whimsical production unfolds onstage.
💲 Price: $795 (2-hr party, up to 20 children; $25 per extra child, max 25)
Why You’ll Love It:
- Custom-crafted storyline, puppets, and props tailored to your theme and your child’s interests.
- Two experienced facilitators manage the entire party—from icebreakers to final bow.
- Digital invites included; parents get a short highlight video afterward for social sharing.
Quick Details:
Type: Children’s theater
Model Support: ✅ Professional event services Bay
Area | ❌ DIY party venue Bay Area
Ages: 0–5
What You Get: Private performance space, two
teaching artists, craft kits, themed décor, photo/video
recap
📍 Location: Inner Richmond, San Francisco
👥 Capacity: 20 children (standard) / up to 25
children (max)
🍽️ Food: BYO cake; optional local bakery
partnerships for cake & snacks
🕒 Availability: Wed–Sat 10 AM–4 PM (book at
least 2 months out for weekends)
📅 Booking: Online inquiry; 50% deposit to
confirm
📞 Host: Rabbit Hole Events Coordinator
⭐Review: Yelp 4.8 ★—“Absolutely magical for our
three-year-old—every detail was perfect.”
Social Media: Instagram | Facebook | LinkedIn | YouTube
🔗 The Rabbit Hole Theater
Ages 6 – 12: Kids & Tweens
Pump It Up – San Jose
Pump It Up is the ultimate indoor inflatable park where gravity disappears and laughter takes over. Their Deluxe/Ultimate birthday package starts at 20 kids and includes exclusive access to both bounce arenas. A dedicated host handles rotations, safety, and pizza time—so you can enjoy the fun without lifting a finger.
💲 Price: $699 (weekday 2-hr party for up to 20 children; $35 per extra child, max 30)
Why You’ll Love It:
- Two separate inflatable playgrounds ensure zero waiting in line—kids bounce nonstop.
- Private party host manages invites, game timers, and keeps the fun on track.
- Tiered pricing (10/15/20/25/30 children) guarantees you only pay for spots you fill.
Quick Details:
Type: Inflatable park
Model Support: ✅ Professional event services Bay
Area | ❌ DIY party venue Bay Area
Ages: 6–12
What You Get: 2 hr private arena access,
invitations, paper goods, setup/cleanup, host
📍 Location: Evergreen Village Square, San
Jose
👥 Capacity: 20–30 children (max)
🍽️ Food: Pizza & drink packages or outside
food for a small rental fee
🕒 Availability: Daily 9 AM–8 PM (weekend prime
slots book 3+ months out)
📅 Booking: Online with $100 non-refundable
deposit
📞 Host: Pump It Up Party Specialist
⭐Review: Google 4.6 ★—“Our son’s eighth birthday
was AMAZING—so much bounce, smiles everywhere!”
Social Media: Instagram | Facebook | LinkedIn | YouTube
🔗 Pump It Up
Ages 13 – 18: Teens
Sky Zone – Fremont
Sky Zone is a high-flying trampoline park that keeps teens (and parents) airborne. Their birthday bundles are priced for 20 jumpers, but the park will flex up to 29 before switching to buy-out pricing. Party rooms are decked with neon lights, custom playlists, and Sky Socks for every jumper—perfect for an energetic teen celebration.
💲 Price: ≈ $399 weekday / ≈ $499 weekend (20 jumpers, 1.5 hr jump + 30 min room time; call for exact quote)
Why You’ll Love It:
- Private party room with neon décor and AV hookup for custom playlists.
- Unlimited “All Access” jumping—trampolines, foam pits, dodgeball courts—to keep teens entertained.
- Digital invitations, Sky Zone Socks, and dedicated party host included.
Quick Details:
Type: Trampoline park
Model Support: ✅ Professional event services Bay
Area | ❌ DIY party venue Bay Area
Ages: 13–18
What You Get: 90 min jump, 30 min party room,
Sky Socks, host, digital invites
📍 Location: Fremont Boulevard, Fremont
👥 Capacity: 20–29 jumpers (base pricing)
🍽️ Food: Pizza & drink packages only (no
outside pizza); cake permitted
🕒 Availability: Mon–Thu 10 AM–8 PM; Fri–Sun 9
AM–9 PM (peak slots book 4+ months ahead)
📅 Booking: 50% deposit online or phone
reservation
📞 Host: Sky Zone Event Coordinator
⭐Review: Yelp 4.5 ★—“Our teens can’t stop
talking about dodgeball in the foam pit—best party ever!”
Social Media: Instagram | Facebook | LinkedIn | YouTube
🔗 Sky Zone
Medium (30–50 guests)
Ages 0 – 5: Toddlers & Preschoolers
Children’s Creativity Museum – San Francisco
Children’s Creativity Museum offers a multi-sensory birthday where young artists (0–5) explore tech-driven exhibits and crafts. The standard party package covers 20 guests and can add up to a 40 guest hard cap—giving families room to invite extra cousins or neighbors without blowing their budget.
💲 Price: $925 base for 20 guests; +$25 per additional guest (max 40)
Why You’ll Love It:
- Private “Maker Studio” led by an educator, blending digital art stations with hands-on crafts.
- All-day museum admission for every guest—enjoy the carousel, the animation stations, and the tech labs.
- Skylit event space overlooks Yerba Buena Gardens for memorable photos.
Quick Details:
Type: Museum-studio hybrid
Model Support: ✅ Professional event services Bay
Area | ❌ DIY party venue Bay Area
Ages: 0–5
What You Get: Private Maker Studio session,
staff educator, all-day museum admission, carousel vouchers
📍 Location: Yerba Buena Gardens, San
Francisco
👥 Capacity: 20–40 guests (kids + adults
combined)
🍽️ Food: Outside catering allowed (no open
flames; ice cream truck can park onsite)
🕒 Availability: Tue–Sun 10 AM–5 PM (weekend
dates fill 3–4 months out)
📅 Booking: PDF form + coordinator call; 50%
deposit due on contract signing
📞 Host: Creativity Museum Party Planner
⭐Review: Google 4.7 ★—“Our daughter’s second
birthday was magical—so many creative stations!”
Social Media: Instagram | Facebook | LinkedIn | YouTube
🔗 Children’s Creativity Museum
Ages 6 – 12: Kids & Tweens
Ignite your child’s inner astronomer with the Cosmic Crafts package at the California Academy of Sciences. This 2-hour celebration includes a guided space-themed craft session, exclusive planetarium seating, a dedicated party host, goodie bags, and all-day museum admission with express entry to the rainforest and earthquake simulator.
💲 Price: $799 for public; $729 for members
$200 non-refundable deposit required at booking.
Why You’ll Love It:
✅ Hands-on celestial arts & crafts project
✅ Reserved Morrison Planetarium seating
✅ Express entry to Osher Rainforest & Shake House
✅ Party host handles setup & cleanup
Quick Details:
📍 Location: Golden Gate Park, San Francisco, CA
👥 Capacity: Up to 16 guests; additional at $45/person
🧒 Ages: Recommended for 7+
🍽️ Food: Special dessert allowed; no outside food/drinks
🕒 Availability: Weekends only; 10:30 AM–12:30 PM
📅 Booking: Online in advance; call (415) 379-5854 for questions
📞 Host: Academy Experiences Team
🗺️ Map: Google Maps
Review: “Our daughter loved making her own galaxy! The planetarium show was unforgettable.”
Social Media: Instagram | Facebook | LinkedIn | YouTube
🔗 Book California Academy of Sciences
Ages 13 – 18: Teens
Bowlero – San Jose
Bowlero pairs cosmic-lit bowling lanes with an arcade wonderland—ideal for teens who want more than just strikes and spares. Their After-Party package offers unlimited bowling, glow-in-the-dark lighting, and a DJ setup for music. With 59 lanes total, they can easily block 4–6 lanes for 35–45 teens without resorting to full-center buy-out rates.
💲 Price: $30.49 per person (unlimited bowling Fri/Sat nights); $24.99 per person (unlimited bowling weekdays)
Why You’ll Love It:
- Glow bowling under cosmic lights, plus a built-in DJ to spin the latest hits.
- Shoe rental, lane reservations, and arcade cards can be bundled for a single per-teen price.
- Food packages include pizza, sliders, and bottomless soft-drinks—no outside food needed.
Quick Details:
Type: Bowling & arcade
Model Support: ✅ Professional event services Bay
Area | ❌ DIY party venue Bay Area
Ages: 13–18
What You Get: Unlimited bowling (1½–2 hr), shoe
rental, lane reservation, dedicated party host
📍 Location: Blossom Hill Rd & Almaden Expy,
San Jose
👥 Capacity: 30–50 guests (approx. 4 lanes per 12
teens)
🍽️ Food: In-house menu (pizza, wings, sliders);
cake only
🕒 Availability: Mon–Thu 10 AM–10 PM; Fri–Sun 10
AM–12 AM (prime slots require 3-month lead time)
📅 Booking: Online or direct sales manager; 50%
deposit due at booking
📞 Host: Bowlero Event Specialist
⭐Review: Google 4.5 ★—“Epic teen party—lights,
music, pizza, and nonstop bowling!”
Social Media: Instagram | Facebook | LinkedIn | YouTube
🔗 Bowlero
Large (50–100 guests)
Ages 0 – 5: Toddlers & Preschoolers
Children’s Discovery Museum – San Jose
Children’s Discovery Museum offers sprawling, interactive exhibits paired with party rooms that host up to 75 total guests. Their “Purple Premium” package includes full museum access—so preschoolers (0–5) can crawl through tunnels, explore water tables, and create art while parents mingle in adjacent party rooms.
💲 Price: $850 (base for 20 guests; $30 per extra guest up to 75)
Why You’ll Love It:
- Two dedicated party rooms (Purple & Teal) that combine for a maximum 75 guests—perfect for medium-sized gatherings.
- Full access to hands-on exhibits: art studios, bubble area, Science Lab, and outdoor sculpture garden.
- On-site catering partners offering healthy kids’ menus and adult platters.
Quick Details:
Type: Children’s museum
Model Support: ✅ Professional event services Bay
Area | ❌ DIY party venue Bay Area
Ages: 0–5
What You Get: Museum admission for all, two
party rooms, museum educator facilitator, craft materials
📍 Location: North 1st St & Little Wm St, San
Jose
👥 Capacity: Up to 75 guests (kids + adults
combined)
🍽️ Food: On-site catering required (no outside
food except cake)
🕒 Availability: Tue–Sun 10 AM–5 PM (Saturdays
book 6+ months ahead)
📅 Booking: Online request form; 50% deposit upon
contract signing
📞 Host: Discovery Museum Events Team
⭐Review: Yelp 4.8 ★—“Our twins’ fourth birthday
was unforgettable—so much to explore!”
Social Media: Instagram | Facebook | LinkedIn | YouTube
🔗 Children’s Discovery Museum
Ages 6 – 12: Kids & Tweens
Bay Area Discovery Museum – Sausalito
Bay Area Discovery Museum’s “Discovery Theater” package reserves 2,280 sq ft of performance space overlooking the Golden Gate Bridge. With up to 60 guest passes included, this venue accommodates large preschool and elementary cohorts (ages 6–12) who can segue from theater activities to outdoor exploration on their expansive piers.
💲 Price: $1,850 (non-member rate for 60 guests; $25 per extra guest up to 80)
Why You’ll Love It:
- Indoor Discovery Theater with scenic views and built-in stage lighting for interactive storytelling.
- Outdoor “Art Lab” and “Reggio Playground” open for unstructured play post-party.
- Curated catering partners specializing in eco-friendly snack stations and boxed lunches.
Quick Details:
Type: Museum & outdoor campus
Model Support: ✅ Professional event services Bay
Area | ❌ DIY party venue Bay Area
Ages: 6–12
What You Get: Private Discovery Theater, 60
guest passes, educator-led demo, outdoor playground access
📍 Location: 557 McReynolds Rd, Sausalito
👥 Capacity: 60 guests standard (max 80)
🍽️ Food: Preferred vendor only (no outside
food)
🕒 Availability: Tue–Sun 9 AM–4 PM (weekends
require 6 month advance)
📅 Booking: Email events coordinator; 50% deposit
to reserve
📞 Host: BADM Party Planner
⭐Review: Google 4.9 ★—“Hands down best museum
party—kids explored the piers and loved every moment.”
Social Media: Instagram | Facebook | LinkedIn | YouTube
🔗 Bay Area Discovery Museum
Ages 13 – 18: Teens
K1 Speed – South San Francisco
K1 Speed delivers authentic indoor kart racing for teens, complete with electric karts, timing systems, and lounge seating for up to 100 spectators. Their Teen Grand Prix package lets you reserve enough heats for 50+ drivers, plus a VIP hospitality area for pizza, trophies, and racing debriefs—ideal for large teen crowds seeking adrenaline and bragging rights.
💲 Price: $75 per racer (8-racer minimum; group discounts available for 20+; spectator passes $10 each)
Why You’ll Love It:
- European-style electric karts that hit up to 45 mph, delivering professional racing thrills.
- Dedicated event coordinator handles race brackets, timing, and trophy presentation.
- On-site lounge with large screens for race replays and spectator viewing.
Quick Details:
Type: Indoor go-kart track
Model Support: ✅ Professional event services Bay
Area | ❌ DIY party venue Bay Area
Ages: 13–18
What You Get: Kart rental, helmet, race timing,
trophies for top three, reserved lounge area
📍 Location: 1039 Hill Blvd, South San
Francisco
👥 Capacity: 50+ drivers (spectator capacity
100)
🍽️ Food: Pizza & drink packages via in-house
catering; outside snacks allowed in lounge only
🕒 Availability: Daily 11 AM–10 PM (weekends
require 3 month lead time)
📅 Booking: Online group inquiry; 25% deposit to
book lanes
📞 Host: K1 Speed Event Manager
⭐Review: Yelp 4.6 ★—“Our daughter’s sweet
sixteen was a blast—racing, pizza, trophies—unforgettable.”
Social Media: Instagram | Facebook | LinkedIn | YouTube
🔗 K1 Speed
Extra-Large (100+ guests)
Ages 0 – 5: Toddlers & Preschoolers
Happy Hollow Park & Zoo – San Jose
Happy Hollow Park & Zoo offers seven picnic groves that seat 60–100 each. For extra-large celebrations, you can combine adjacent groves, transforming the park into a playland for toddlers (0–5) and extended family alike. Zoo admission is included for all guests, plus animal meet-and-greets and carousel rides.
💲 Price: $75 per grove (seats 60); $150 for combined groves (seats up to 120); group admission fees apply ($15 per child, $18 per adult).
Why You’ll Love It:
- Multiple adjacent picnic groves let you expand to a 120+ person footprint without splitting the party.
- All-access zoo admission—tiger habitats, lemur forest, and puppet theater included.
- Animal encounters and carousel ride tokens for every child in your group.
Quick Details:
Type: Zoo + outdoor picnic groves
Model Support: ✅ DIY party venue Bay Area | ✅ (reserve picnic groves; optional catering)
Ages: 0–5
What You Get: Reserved grove(s), zoo admission, carousel tokens, animal-encounter voucher for up to 20 kids
📍 Location: 748 Story Rd, San Jose
👥 Capacity: 60 per grove (expandable to 120+ by combining)
🍽️ Food: Outside food allowed; no alcohol; on-site café for extras
🕒 Availability: Daily 10 AM–5 PM (grove reservations 6+ months ahead for weekends)
📅 Booking: Online reservation portal; full payment due 30 days before event
📞 Host: Happy Hollow Events Coordinator
⭐Review: Google 4.7 ★—“Perfect for our large extended family—kids loved the zoo, parents loved the shade!”
Social Media: Instagram | Facebook | LinkedIn | YouTube
🔗 Happy Hollow Park & Zoo
Ages 6 – 12: Kids & Tweens
Exploratorium – Pier 15, San Francisco
The Exploratorium transforms birthday parties into science-theater spectacles. A full facility buy-out accommodates up to 3,500 standing guests, with 100,000 sq ft of exhibit space to explore. School-age kids (6–12) can touch, tinker, and experiment alongside friends, while you enjoy a private catered reception in multiple themed galleries.
💲 Price: Custom quotes (2024 evening rate card: $35,000–$55,000 for up to 1,000 guests; scaled pricing for larger crowds)
Why You’ll Love It:
- “Science Carnival” vibe—kids roam hands-on exhibits like the Tactile Dome, Fog Bridge, and Wave Organ.
- Flexible gallery spaces double as reception halls, with built-in AV for live demonstrations.
- In-house catering specializes in interactive science treats—liquid nitrogen ice cream, molecular-gas demos, and edible “fog.”
Quick Details:
Type: Science museum (full buy-out)
Model Support: ✅ Professional event services Bay Area | ❌ DIY party venue Bay Area
Ages: 6–12
What You Get: Full-facility rental, exhibit access, private gallery spaces, exclusive exhibits after hours
📍 Location: Pier 15, Embarcadero, San Francisco
👥 Capacity: Up to 3,500 standing (1,200 seated)
🍽️ Food: In-house catering only (no outside food)
🕒 Availability: Tue–Thu 9 AM–8 PM; Fri–Sat 9 AM–10 PM (book at least 12 months ahead)
📅 Booking: Contact Exploratorium Special Events; 25% deposit holds date
📞 Host: Exploratorium Events Manager
Review: TripAdvisor 4.8 ★—“Unforgettable science birthday—kids still talk about glowing jellyfish!”
Social Media: Instagram | Facebook | LinkedIn | YouTube
🔗 Exploratorium
Ages 13 – 18: Teens
Guildhouse – San Jose
Guildhouse is an esports-meets-industrial-chic lounge that caters to large teen crowds. Their private back-room hosts 80 seated or up to 150 standing guests, with AV-rigged gaming stations, high-top tables, and a full-service bar. Perfect for a 13–18 year-old birthday that wants to combine gaming tournaments with a dance floor.
💲 Price: $3,500 minimum F&B spend (covers up to 80 seated; $10 per extra standing guest up to 150)
Why You’ll Love It:
- State-of-the-art gaming stations (PC, console, VR) ready to host mini-tournaments.
- Industrial loft vibe with string lighting, lounge seating, and customizable LED colors.
- In-house DJ setup and dance floor—no outside AV vendor required.
Quick Details:
Type: Esports + lounge event space
Model Support: ✅ Professional event services Bay Area | ❌ DIY party venue Bay Area
Ages: 13–18
What You Get: Private room, AV & gaming stations, lounge seating, dance floor, in-house DJ booth, hi-def screens
📍 Location: North First St & Empire St, San Jose
👥 Capacity: 80 seated / 150 standing
🍽️ Food: On-site kitchen & bar (snack packages, mocktail station); no outside food or drink
🕒 Availability: Fri–Sat 5 PM–2 AM; Sun–Thu 5 PM–11 PM (book 6–9 months ahead for weekend prime slots)
📅 Booking: Inquiry form + site tour; 50% deposit to lock date
📞 Host: Guildhouse Events Director
Review: Yelp 4.6 ★—“Our daughter’s 16th was next-level—gaming all night, great vibe.”
Social Media: Instagram | Facebook | LinkedIn | YouTube
🔗 Guildhouse
| Guest Count Band | Budget | Venue | Approx. Total Cost |
|---|---|---|---|
| Under 15 | Under $1,000 | Whirlygig (San Jose) | $599 (2 hr, up to 15 children) |
| $1,000 – $3,000 | The Rabbit Hole Theater (SF) | $795 (2 hr, up to 20 children) | |
| Over $3,000 | Children’s Creativity Museum (SF)* | $925 (base for 20 guests) | |
| 15 – 30 | Under $1,000 | Pump It Up (San Jose) | $699 (2 hr, up to 20 children) |
| $1,000 – $3,000 | The Rabbit Hole Theater (SF) | $795 (2 hr, up to 20 children) | |
| Over $3,000 | Children’s Creativity Museum (SF) | $925 (base for 20 guests) | |
| 30 – 50 | Under $1,000 | Bowlero (San Jose)† | ≈ $750 (30 teens bowling; weekday) |
| $1,000 – $3,000 | Children’s Creativity Museum (SF) | $925 + $25×20 = $1,425 (max 40) | |
| Over $3,000 | California Academy of Sciences (SF) | $1,500 (flat, up to 40 guests) | |
| 50 – 100 | Under $1,000 | Happy Hollow Park & Zoo (San Jose) | $150 (grove) + $15×50 = $900 |
| $1,000 – $3,000 | Children’s Discovery Museum (San Jose) | $850 + $30×30 = $1,750 | |
| Over $3,000 | Bay Area Discovery Museum (Sausalito) | $1,850 + $25×20 = $2,350 | |
| 100 – 150 | Under $1,000 | Happy Hollow Park & Zoo (San Jose, 2 groves) | $150×2 + $15×100 = $1,800 |
| $1,000 – $3,000 | Guildhouse (San Jose) | $3,500 + $10×20 = $3,700 | |
| Over $3,000 | Exploratorium (SF, partial buyout‡) | $35,000 (evening rate for up to 1,000) | |
| 150 – 300 | Under $1,000 | Happy Hollow Park & Zoo (San Jose, 3 groves) | $150×3 + $15×150 = $3,150 |
| $1,000 – $3,000 | Guildhouse (San Jose, extended standing) | $3,500 + $10×70 = $4,200 | |
| Over $3,000 | Exploratorium (SF, full buyout) | $35,000 (up to 1,000 standing) |
Booking & Budget Tips
- Reserve Early (3–12 months ahead): “Large group birthday venues San Francisco 75” and “warehouse birthday venue SF 150+ guests” fill fast—especially May–September and holiday weekends.
- Watch Overage Fees & Minimums: Many venues cap their base package (e.g., first 20 jumpers), then charge $20–$35 per extra child. Kart tracks like K1 Speed enforce an 8-person minimum.
- Age-Specific Rules: Toddler sites (Whirlygig, Rabbit Hole Theater) prohibit shoes and require 1:5 staff-to-child ratios. Teen venues (trampoline parks, bowling, karting) require liability waivers and 1 chaperone per 10 teens.
Comparing Across Capacity Bands
- Micro vs. Small (< 30 guests): For 12 toddlers, Whirlygig (private playroom, full staff) fits neatly. For 18 children, Rabbit Hole Theater (25-child package) is an “intimate birthday venue San Jose under 30” or qualifies as “small birthday party venues San Francisco 20 guests.”
- Medium (30–50 guests): A 40-person bash at Children’s Creativity Museum matches “birthday venues Bay Area 40 people,” while San Jose families might prefer a “San Jose party halls for 50 guests” option like Bowlero. If ten extras arrive beyond 40, shifting to Children’s Discovery Museum keeps everyone under a 75-guest cap.
- Large (50–100 guests): A 75-guest celebration at a “large group birthday venues San Francisco 75” locale (e.g., Bay Area Discovery Museum) balances capacity and experience. For up to 100, K1 Speed and Discovery Museum serve as “Bay Area birthday party capacity 100” solutions.
- Extra-Large (100+ guests): When 150+ attendees gather, “warehouse birthday venue SF 150+ guests” like Exploratorium or Happy Hollow Park & Zoo (multiple groves combined) makes sense.
Decision Flowchart
- Do you expect more than 30 children? → Move to Medium or larger bands.
- Are you comfortable paying separate adult fees? → Check museum venues (Medium–Large).
- Need an all-weather indoor backup? → Lean toward trampoline parks (Small–Large), bowling alleys, or kart racing (Large).
- Will head count fluctuate ±10–15? → Pick venues with overage flexibility (Pump It Up, Creativity Museum).
- Is hands-on programming critical? → Prioritize age-specialized venues (Rabbit Hole Theater for 0–5, Sky Zone for 13–18).
FAQ
Best small party venues in the Bay Area?
For intimate gatherings of 15–30 guests, Whirlygig in San Jose offers a private, themed play studio perfect for toddlers. In San Francisco, The Rabbit Hole Theater provides immersive children’s performances for up to 25. House of Air in the Presidio serves active tweens with trampoline packages. Pump It Up (San Jose) also accommodates 20–30 kids with private inflatable arenas.
Bay Area birthday venues for kids?
Toddlers and preschoolers thrive at Whirlygig (San Jose), The Rabbit Hole Theater (San Francisco), and Children’s Creativity Museum (Yerba Buena). Tweens enjoy House of Air (Presidio) or Pump It Up (San Jose). For older kids, The Escape Game (Fisherman’s Wharf) and Sky Zone (Fremont) deliver thrilling experiences. Bay Area Discovery Museum (Sausalito) offers both indoor and outdoor programming for ages 6–12.
What size venues are available for birthdays in San Jose?
San Jose venues span capacities from micro to extra-large: Whirlygig hosts up to 15 toddlers; Pump It Up accommodates 20–30 children; Bowlero handles 30–50 teens; Children’s Discovery Museum fits up to 75 guests; Happy Hollow Park & Zoo combines groves for 60–120 attendees; Guildhouse supports 80 seated or 150 standing for large teen events.
Best venues for Sweet 16 in San Francisco?
For a sophisticated Sweet 16, House of Air in the Presidio offers private trampoline courts and neon party rooms for up to 20–30 teens. The Escape Game at Fisherman’s Wharf provides immersive escape-room experiences in multiple rooms for groups of 12–44. For a larger, upscale celebration, the California Academy of Sciences’ private classroom and museum access accommodates up to 40 guests.
Matching your guest count to age-appropriate venues removes the guesswork from party planning and ensures a safer, more enjoyable experience for everyone. By grouping options into capacity bands—Micro through Extra-Large—you know exactly where to look for toddlers, tweens, or teens without wading through irrelevant choices.
Action Items:
- Finalize your guest list (including chaperones and siblings).
- Check venue availability 3–6 months before your preferred date, particularly for Large and Extra-Large options.
- Visit venue websites or call to confirm current pricing, deposit requirements, and any age-specific rules.
Bookmark or print the capacity table above, then jump directly to the “band + age” section that fits your needs. Let this guide be your first step to a seamless Bay Area birthday bash.
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