Costa Mesa Marriott — Event Spaces & Capacities
500 Anton Blvd, Costa Mesa, CA 92626
Costa Mesa Marriott gives Costa Mesa event planners 7 spaces to work with across 7,704 sq ft716 m² of function space. The largest room, LakeView Terrace, hosts up to 200 guests. Review the layouts and seating capacities below, then test your setup in 3D — free.
Floor plans
Detailed floor plans for Costa Mesa Marriott are published on the venue’s official site.
Work at Costa Mesa Marriott? to publish your official floor plans and 360° tours here — free.
Room capacities & dimensions
| Space | Sq ft / m² | Ceiling | Banquet | Theater | Classroom | Reception | Conference | U-Shape |
|---|---|---|---|---|---|---|---|---|
| BallroomPlan this room → | 1,932 sq ft179 m² | 10 ft3 m | 120 | 150 | 91 | 150 | 66 | 62 |
| Salon IPlan this room → | 644 sq ft60 m² | 10 ft3 m | 40 | 50 | 35 | 50 | 20 | 25 |
| Salon IIPlan this room → | 644 sq ft60 m² | 10 ft3 m | 40 | 50 | 35 | 50 | 20 | 25 |
| Salon IIIPlan this room → | 644 sq ft60 m² | 10 ft3 m | 40 | 50 | 35 | 50 | 20 | 25 |
| BoardroomPlan this room → | 540 sq ft50 m² | 10 ft3 m | — | — | — | — | 14 | — |
| Lakeview SalonPlan this room → | 600 sq ft56 m² | 10 ft3 m | 30 | 50 | 35 | 50 | 20 | 25 |
| LakeView TerracePlan this room → | 2,700 sq ft251 m² | — | 200 | 200 | — | — | — | — |
Figures from published venue data; blank cells mean the venue hasn’t published that number. Verify final counts with the venue.