The Great GO! St. Louis Halloween Race | Fun Run Atlas | RMN
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Monday, October 5, 2026 · New Jersey

Monday, October 5, 2026 · New Jersey

The Great GO! St. Louis Halloween Race

Two-day Halloween race weekend with a costumed 1-mile Great PUPkin dog walk and a Trick-or-Treat Village.

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Fun Run Atlas · Missouri

Costume and theme · Eureka, MO

The Great GO! St. Louis Halloween Race is a costume and theme run in Eureka, Missouri, with verified dates from October 24 through October 25, 2026.

ConfirmedFamily friendlyDogs welcomeCostumes encouraged
When
Oct 24–25, 2026
Start 7:00 AM (10K Sat; half Sun)
Late-October weekend
Where
Kircher Park
25 Williams Rd
Eureka, MO 63025 · St. Louis
Directions
Entry
$45-$110 (Oct tiers); dog walk $40
Register
Organized by
GO! St. Louis
Official siteRegisterDirectionsAdd to calendar

What to expect

  • Halloween
  • costume contest
  • dog costume walk
  • candy
  • Trick-or-Treat Village

2026 Confirmed

October 24-25, 2026

  • Oct 24–25, 2026

Checked Sun, Oct 4, 2026 against the official source.

2027 Projected

Date TBA

About the run

Half marathon, 10K, 5K and 1-mile fun run in Eureka with costume contests after each event and post-race candy and beer for runners 21+.

The run

Distances
half marathon, 10K, 5K, 1 mile, 1-mile dog walk
Occasion
Halloween
Season
Fall

Nearby

Sources

Details checked against the race’s own pages on Sun, Oct 4, 2026.