Monster Mash Run

OCT
25
2025
Read all about the Monster Mash Run on 25 Oct 2025 in Houston.
Sat 25 Oct 2025
10 kilometers 5 kilometers

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About the race

Monster Mash Run is a Halloween-themed running event in Houston, presented by Karbach Brewing Co. It takes place at Karbach Brewing Co., 2032 Karbach St, Houston, TX 77092. The race offers 5K and 10K distances for in-person runners, plus a KidsK/Family Walk and virtual options.

Participants receive a chip-timed race, a Monster Mash finisher medal, and a unisex T-shirt; KidsK includes a shirt and medal. The day blends sport with celebration—costumes are encouraged, with post-race food, drinks, music, and a family-friendly atmosphere. It’s part of the Houston Holiday Series, running through the city in full costume. Visit the organization's website for the most recent information.

10 km
10k in-Person
5 km
5k in-Person
10k Virtual
5k Virtual
Kidsk and Family Walk

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