Monster Mash

Sat, Oct 31, 2026, 7:30 AM CDT

Location: Houston, TX; 2032 Karbach Street, Karbach Brewing Co., 77092
Type: RUN

Vibe analysis coming soon

Course feel, difficulty, and community fit are being added to this listing. Check back, and always confirm details on the official registration page.

At a glance

Perks & features

After-Party

From the public listing — confirm on the official site.

Auto-drafted from the public listing — confirm details on the official event page before signing up.

Distances & registration

5 options

Registration for all distances is through the official signup link above.

1K
Sat, Oct 31, 9:30 AM CDT · From $16.90
Opens Nov 4, 2025, 4:57 AM CST · Closes Jan 31, 2026, 6:59 PM CST
5K
Sat, Oct 31, 7:30 AM CDT · From $38.10
Opens Nov 4, 2025, 4:57 AM CST · Closes Jan 31, 2026, 6:59 PM CST
10K
Sat, Oct 31, 7:30 AM CDT · From $48.70
Opens Nov 4, 2025, 4:57 AM CST · Closes Jan 31, 2026, 6:59 PM CST

+ 2 more options

Virtual 5K
Sat, Oct 31, 9:15 AM CDT · From $38.10
Opens Nov 4, 2025, 4:57 AM CST · Closes Jan 31, 2026, 6:59 PM CST
Virtual 10K
Sat, Oct 31, 9:15 AM CDT · From $48.70
Opens Oct 30, 2025, 5:57 AM CDT · Closes Jan 31, 2026, 6:59 PM CST

Vibe Check

Easygoing

warm-day exposure

Warm season

Based on terrain, weather, and distance data.

The course

From the organizer

Karbach Brewing Monster Mash Run... the name says it all! This is without a doubt the BEST Halloween-themed run and after-party in town! Join our Monster Mashers and hit the streets of Houston running in full costume!

Don't forget, this makes race number 7 out of 9 in the Houston Holiday Series!

Also in this area

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More demanding options nearby

Higher-difficulty races in the same state.