Monster Mash - Lazybrook / Timbergrove
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Event
The Monster Mash is a Halloween-themed running event held on October 31, 2026 in Houston, Texas. The event offers in-person and virtual options and encourages participants to run in costume. Course formats include a two-loop 10K, a one-loop 5K, and a Kids & Family 1K walk (0.62 miles).
Distances
- 5K Run
- 10K Run
- Kids & Family 1K
- Virtual 5K
- Virtual 10K
Logistics
The event base is Karbach Brewing Co., 2032 Karbach Street, Houston, TX 77092. Parking at Karbach Brewing Co. is free and event parking signs will be posted. Packet pick-up is scheduled before race day at Sun & Ski Sports, 6100 Westheimer Rd, Houston, TX 77057; a race day packet pick-up option is available for a $15 fee.
Awards
Awards are given to Top 3 Overall Male and Female, Top 3 Masters Overall Male and Female, and 1st place age group winners in 10-year divisions. Age group awards must be claimed at the awards tent on race day; unclaimed awards can be shipped at the participant's expense for $9.95.
Series
The Monster Mash is listed as race number 7 of 9 in the Houston Holiday Series. Visit the organization's website for the most recent information.
