Events in Costa Mesa — August 2026

Frequently Asked Questions

What's happening in Costa Mesa in August 2026?

There are 21 events in Costa Mesa, California in August 2026, including Grampas Grass at The Wayfarer (7:00 PM), Harp Inn Comedy Show w/ The Cass Man at The Harp Inn (8:00 PM), John Fogerty w/ Hearty Har at Pacific Amphitheatre (7:30 PM), Patti LaBelle w/ The OJays at Pacific Amphitheatre (7:30 PM). Browse the full August 2026 calendar on VenuNite.

Are there free things to do in Costa Mesa in August 2026?

Yes — 20 of the listed August 2026 events in Costa Mesa are free, including concerts, open mics, and community events. Filter by price on the list above.

How do I find events in Costa Mesa for a specific date in August 2026?

VenuNite lists every upcoming event in Costa Mesa, California with date filters. Use the date picker on this page to narrow August 2026 down to a single day or weekend.