This article lists 21 free activities for Halloween 2026 across Southern California. It mentions Costa Mesa as one of the locations where these festive events can be found.
🎃 Halloween Events
Costa Mesa News & Updates
Stay informed about the latest events and activities in Costa Mesa
2 articles
Latest: Tuesday, October 6, 2026
Tuesday, October 6, 2026
Saturday, October 3, 2026
🎃 Halloween Music
Southern California is hosting a variety of Halloween-themed musical performances this season. This includes rock, drag, and orchestral shows, with some events taking place in Costa Mesa.