Rent a 40th birthday party venue in Belltown, Seattle, WA

Discover and book unique spaces directly from hosts in Belltown, Seattle, WA

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See all 40th birthday party venues

near Belltown, WA

Frequently Asked Questions

Pricing and popularity information in this section is based on proprietary Peerspace booking data, reflecting recent booking activity and the latest data available through March 2026.

How popular are 40th birthday party venues in Belltown?

Our local hosts have welcomed 56936 people into their 40th birthday party venues with reviews averaging 4.98 stars. Most even said they would book again -- about 98%.

How much does a 40th birthday party venue cost to rent in Belltown?

40th birthday party venues in Belltown average $100 per hour to rent, but it’s easy to spend less or more depending on what you’re looking for.

How long do people rent 40th birthday party venues in Belltown?

Most 40th birthday party venues are scheduled for 5 hours, with 41 people in attendance. You’ll find the most 40th birthday parties starting between 5:00 PM and 6:00 PM.

Reviews for 40th birthday party venues

Sagar B.
Huge Versatile Event Hall - Downtown next to a Vibrant Green Jungle!
We had a wonderful time hosting 40 friends for my wife’s 40th birthday. The club ambience is exceptional and the sound system is really good. The host was very accommodating and was available through the event from 8 pm to 12am. It is a very well planned party...
Xiaoli D.
Charming light filled event space with exposed brick and timber
organized my husband's 40th birthday at this space and it was a huge success despite my miscommunications with Chris at the beginning. The space is spectacular and their event manager Shelia is absolutely great to work with. She is very professional! She took the time to understand what...
Linda H.
Beautiful Indoor/Outdoor Lounge Right Off Denny Park In South Lake Union!
What a lovely space for a gathering. We had a 40th Birthday Party Brunch and it was very spacious and lovely. Lots of space for socializing inside and out. Welcoming to children. Loved the outdoor patio and the Seattle weather was very beautiful and sunny so expanded our group...
Anne-Marie H.
Private Speakeasy Art Loft for Game Days & Private Celebrations — Steps from Lumen Field
space is amazing! I don't know why I'd ever book any venue except this one. It was absolutely perfect for my 40th birthday dance party with 25 people and a DJ. Spacious and inviting. Good vibes, great lighting. I received so many compliments from my guests about...
Tamara J.
Amazing Designer Downtown Loft
Absolutely beautiful space! I had my 40th birthday party here and it was perfect - Tamara is super accommodating and it was such a fabulous experience! I would love to book a future event at this location...
Jared K.
Unique Art Gallery w/ Full Bar
This was a wonderful space to host my husbands 40th birthday party! From the moment I book until the moment we left the space, everything flowed wonderfully thanks to the people (owner, bar tender, etc.) and the space was terrific. I would absolutely book the space again...
Audrey L.
Unique Art Gallery w/ Full Bar
rented this venue for my partner’s surprise 40th birthday party. The experience of setting it up was impressively easy thanks to Diana and her excellent communication and flexibility. It can be stressful to set up a large party, and to keep it a surprise, and I never felt...
Kelly L.
Flex Cafe Space in Cap Hill
We rented this space for my 40th birthday and it was AMAZING. Isaiah was so great to work with. The drinks were great and service was awesome. The space was fantastic-- plenty of room for our DJ and 50 guests to mingle and dance. I can't recommend this...
Etienne M.
Event Space Inside the Public Market
just did my 40th birthday there and had 40 people. The room is amazing, the team super helpful I highly recommend this place...
Jessie M.
Flex Cafe Space in Cap Hill
This space was amazing! We had a 40th birthday party with about 40 people. All of our friends and family had nothing but great things to say about how beautiful it was and how great the cocktails and service Isaiah provided. There was plenty of space to set up...
Sylvia N.
Unique Downtown Speakeasy & Vault
Perfect space and host for 40th birthday party! I had around 50 guests, photo booth, DJ, caterer, and bar set up. Everyone raved about the space. Justin is easygoing and very accommodating. Would definitely book again!! Thank you...
Ebun O.
Charming light filled event space with exposed brick and timber
Amazing host, amazing venue, amazing staff. My 40th birthday was a success
Reshu P.
Event Space Inside the Public Market
find anywhere else in this area. All the Lego block walls and games setup made it a no brainer for my husband's 40th birthday celebration. Booking process was easy and quick. Frank was very responsive throughout with any question that I had. He even scheduled his staff to...
Anne R.
Unique Downtown Speakeasy & Vault
Rented this venue space for my husband's 40th birthday. It was the perfect venue for a gathering of friends to hang and celebrate. The lighting and decor is so unique and inviting and unlike any space we have ever been in. We had heavy appetizers catered that were...
Kristina S.
Historic Speakeasy in Belltown with Private Bar & Stage
booked the Grotto for my 40th birthday party. Madeline was a breeze to work with and the space was great; Far better than I even anticipated! The appetizers were on par with what I expected and the drinks were delicious. A HUGE thank you for the special fig cocktail...
Cassandra S.
Private Cantina with indoor/outdoor space in the heart of Capitol Hill. Set up your BYOB/BYOFood celebration any way you like.
This was the perfect venue for our cozy gathering for a surprise birthday 40th birthday party. Everything in terms of directions beforehand and in the walk-through was very straightforward. I planned the party from out-of-state and used a delivery service to get things to the...
Dmitriy S.
Stunning Sky Lounge and Terrace with Incredible Views
This event lounge space is amazing, the host responded to our messages quickly!! My wife loved her 40th birthday surprise!! Highly recommend this place...
Leigh T.
Event Space Inside the Public Market
We hosted a covid-safe surprise 40th Birthday party with 23 people - the space was the perfect size and set up for us to be spread about and to socialized without being cramped. The amenities like the billiards and video game station were really fun - there was also...
Robin W.
Event Space Inside the Public Market
Such a fantastic venue! We had a 40th birthday “after party” here and it couldn’t have been more perfect for our group. Great space complete with lots of lounge areas, karaoke, and pool table - something for everyone. Frank was very helpful and flexible as our needs shifted slightly...
Amy Y.
Event Space Inside the Public Market
Thank you Frank for helping host my husband's 40th birthday party. Everyone kept saying how amazing the space was and asking how I found alley mic. It was spacious, clean and exactly as advertised. Frank was so accommodating in allowing us to set up early and add more...
Updated March 8, 2026Our data is refreshed in real time using booking trends, verified guest reviews, and direct partner updates — with additional quality checks from our team.