Orange County Halloween Events 2025

Orange County Halloween Events 2025. (shutterstock) orange county, ca — fall festivities are in full swing throughout orange county, with halloween this year falling on a tuesday. The following are all the oc halloween events listed by city.

From halloween movies to late nights out on the town, these are the best and scariest. The halloween carnival at los alamitos race course is back on saturday night, october 21st.