Peerspace is the easiest way to book unique spaces for seminars. We also have spaces for productions and events.
Discover SpacesEvery day we uncover new, creative spaces perfect for your summit — from neighborhood gardens, expansive rooftops, trendy office spaces, and beyond.
Our spaces are priced to fit your budget. Hire by the hour for your seminar without worrying about hidden fees.
No more messy contracts. We build the tools to make booking a space for your summit as easy as the click of a button.
AFAB Training Facility
Serving the Costa Mesa, CA area5.0 (9)
25 guests
Livery Studio
Serving the Costa Mesa, CA area5.0 (27)
80 guests
Ahiah Classroom
Serving the Costa Mesa, CA area30 guests
Stage3 MediaWorks
Serving the Costa Mesa, CA area25 guests
Subud Los Angeles
Serving the Costa Mesa, CA area5.0 (8)
40 guests
EVENT SPACE
Serving the Costa Mesa, CA area4.7 (3)
36 guests
Inspirational Acting Studio with VO Booth, Risers, Projector, Lounge and Office Space in Downtown Costa Mesa
Costa Mesa, CA22 guests
Contemporary Conference Room in Costa Mesa
Costa Mesa, CA3.6 (5)
8 guests
Modern Conference Room #1 in Costa Mesa
Mesa Verde, Costa Mesa, CA4.6 (7)
10 guests
Stylish Conference Room #2 in Costa Mesa
Mesa Verde, Costa Mesa, CA4.7 (6)
12 guests
Contemporary Conference Room #3 in Costa Mesa
Mesa Verde, Costa Mesa, CA4.9 (15)
12 guests
Parc Campo – Superb Event Space in Costa Mesa
Mesa Verde, Costa Mesa, CA4.3 (64)
60 guests
Industrial Indoor and Outdoor Flexible Open Event Space
Westside Costa Mesa, CA3.7 (3)
50 guests
Urban Workshop
Costa Mesa, CA4.0 (1)
125 guests
Capitalist Club
Costa Mesa, CA5.0 (17)
8 guests
Capitalist Club
Costa Mesa, CA8 guests
Multi-functional, Creative, Loft-style Event space in Costa Mesa
Costa Mesa, CA200 guests
Modern Productive Meeting Space in Orange County
Costa Mesa, CA18 guests
Modern, Bright Conference Rooms with Co-working Spaces available
Costa Mesa, CA5.0 (1)
4 guests
Modern Productive Meeting Space in Orange County
Costa Mesa, CA10 guests
Rogue Collective
2.2 miles from Costa Mesa, CA5.0 (3)
20 guests
Prestigious 14 Person Window Conference Room in Fashion Island
4.4 miles from Costa Mesa, CA5.0 (42)
14 guests
Huntington Beach Training Conference, Meeting, & Events
5.4 miles from Costa Mesa, CA4.9 (25)
40 guests
Event & Professional Training Place
7.5 miles from Costa Mesa, CA4.8 (4)
24 guests
Training Room for Seminars, Workshops, and Meetings
Serving the Costa Mesa, CA area4.9 (14)
30 guests
Modern Spacious Warehouse Studio, Meeting, Filming, Photo Shoot, Conferecne, Seminar & Special Event Space with attached office and onsite parking.
Serving the Costa Mesa, CA area5.0 (5)
75 guests
Ironfire Workspaces
Serving the Costa Mesa, CA area5.0 (7)
60 guests
Minimalistic Classroom
Serving the Costa Mesa, CA area4.9 (11)
30 guests
The Confernce Cove
Serving the Costa Mesa, CA area50 guests
Classroom
Serving the Costa Mesa, CA area5.0 (22)
35 guests
Private Conference Room
Serving the Costa Mesa, CA area5.0 (3)
6 guests
Meeting Room in Central Riverside
Serving the Costa Mesa, CA area4.9 (8)
40 guests
Large Conference/Seminar space on Wilshire Miracle Mile
Serving the Costa Mesa, CA area4.8 (64)
45 guests
Conference Room in Temecula
Serving the Costa Mesa, CA area24 guests
Performance Seminar Exhibition Hall in Sherman Oaks
Serving the Costa Mesa, CA area5.0 (1)
50 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 March 2026.
Seminar venues in Costa Mesa average $34 per hour to rent, but it’s easy to spend less or more depending on what you’re looking for.
Saturdays are the most popular day for booking seminar venues in Costa Mesa. For those seeking a deal, consider booking Wednesday and Tuesday as these days are 29% cheaper on average.
Our local hosts have welcomed 204 people into their seminar venues with reviews averaging 5 stars. 100% of guests said they'd book again.
Most seminar venues are scheduled for 7 hours, with 5 people in attendance. You’ll find the most Seminars starting between 10:00 AM and 11:00 AM.