RunRace USA › Illinois › Monster Mash
Monster Mash
Batavia, Illinois · Sunday, October 4, 2026 · 5K, 10K
Official race page & registration ↗Monster Mash takes place on Sunday, October 4, 2026 in Batavia, Illinois. The race offers 2 distances: 5K, 10K. For anyone travelling in, Aurora is about 6 miles away.
It is one of 188 races on the Illinois calendar that October.
- Date
- Sunday, October 4, 2026
- Location
- Batavia, Illinois
- Distances
- 5K, 10K
Listing from the 2026 race calendar, refreshed nightly. Details can change: confirm date and entry on the official race page before travelling. Spot an error? Tell us here.
Making a race weekend of it?
Stay near the start line in Batavia: check in Oct 3, out Oct 5.
Common questions
When is Monster Mash?
Monster Mash is scheduled for Sunday, October 4, 2026.
Where is Monster Mash held?
Monster Mash is held in Batavia, Illinois. It is about 6 miles from Aurora.
What distances does Monster Mash offer?
The listed distances are 5K, 10K.
How do I register for Monster Mash?
Registration is handled on the official race page, linked at the top of this listing. Entry can close early if the race sells out.
More races nearby
- Oct 42026 Lemons of Love Pink Lemonade 5K Run/WalkMount Prospect, IL
- Oct 4Carrera de los Lancers 5KGrayslake, IL
- Oct 4Cheesy Pretzel 5K and 1 Mile WalkBolingbrook, IL
- Oct 4Chicago - HFTC 5kChicago, IL
- Oct 4Fire Zone 5kLockport, IL
See every race on the Illinois calendar, Illinois 5Ks, Illinois 10Ks, or use the Race Finder for maps and filters.