It’s that time of year: Spooky Season! We’ve got our Halloween decor up, and I’ve been working on Halloween costumes.
My kids have always loved wearing their costumes as much as possible, so we’re always on the lookout for fun Halloween events.
Here are just a few events that are free and seasonal.
10/17/2025
- HauntFest 2025, El Cajon’s ultimate Halloween block party and the largest free Halloween event in San Diego County! Happening Friday, October 17, from 4 p.m. to 9 p.m. in Downtown El Cajon, this family-friendly festival draws thousands each year with costume contests, amusement rides, a haunted maze, trick-or-treating, trunk-or-treat with classic cars, live entertainment, and a family outdoor movie.
10/23/2025
10/24/2025
10/25/2025
- San Marcos Community Harvest Festival and Halloween Trunk or Treat
- Oceanside Presbyterian Trunk or Treat
- Trunk or Treat at The San Diego Automotive Museum
10/31/2025
- Calvary Church Trunk of Treat
- San Marcos Community Harvest Festival and Halloween Trunk or Treat (part 2!)
- OB Trunk or Treat
SanDiego.org has a listing of events all over the county. Some may not be free.
Talk Back: If you know of any free Halloween or Fall events that are free and family-friendly, please leave a comment!

As more events pop up I will add to this post, and post on Social Media as well.







