Peerspace is the easiest way to book unique venues for 21st birthdays. We also have spaces for productions and meetings.
Discover SpacesEvery day we uncover new, creative spaces perfect for your 21st party — from neighborhood galleries to hidden rooftops, and beyond.
Our spaces are priced to fit your budget. Hire by the hour for your 21st birthday without worrying about hidden fees.
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Vermillion
Pike/Pine, Seattle, WA5.0 (141)
75 guests
G-Spot
Belltown, Seattle, WA5.0 (6)
40 guests
Creative Block Seattle
Rainier Valley, Seattle, WA5.0 (275)
50 guests
Black Rabbit Barn
Serving the Seattle, WA area5.0 (2)
50 guests
Party House
Serving the Seattle, WA area5.0 (57)
30 guests
Chill Hosts & Outdoor Parties
Northgate, Seattle, WA50 guests
Snoqualmie Ridge Pool for your next Event
Serving the Seattle, WA area30 guests
Downtown Hideaway Bar Venue
Serving the Seattle, WA area4.8 (79)
50 guests
Theater District Mezzanine Venue
Serving the Seattle, WA area5.0 (6)
75 guests
Pricing and popularity information in this section is based on proprietary Peerspace booking data, reflecting recent booking activity and the latest data available through April 2026.
Saturdays are the most popular day for booking 21st birthday venues in Seattle. For those seeking a deal, consider booking Sunday and Thursday as these days are 28% cheaper on average.
Our local hosts have welcomed 23015 people into their 21st birthday venues with reviews averaging 4.9 stars. Most even said they would book again -- about 98%.
21st birthday venues in Seattle average $141 per hour to rent, but it’s easy to spend less or more depending on what you’re looking for.
Most 21st birthday venues are scheduled for 4 hours, with 37 people in attendance. You’ll find the most 21st Birthdays starting between 5:00 PM and 6:00 PM.