The Great GO! St. Louis Halloween Race
- Date
- October 24–25, 2026
- Location
- 5029 Northrup Ave, St. Louis, MO
- Distance
- Half Marathon · 10K · 5K & more
From the Organizer
The Great GO! St. Louis Halloween Race features a half marathon, 10K, 5K, 1-mile fun run and 1-mile costume dog walk – with a special Halloween twist! From the serious road racer to the family dressed head-to-toe in costume completing the race together, this is a can't-miss fall event!
Held in picturesque Eureka, MO and The Great GO! St. Louis Halloween Race will feature partnerships with local businesses, and of course - a top-quality race with all the great things you've come to expect from GO! St. Louis events!
In addition to our line-up of events, runners will be treated to great post-race amenities including plenty of candy (it IS Halloween, after all!), 4 Hands beer for the over 21-participants, and a great festival area in Eureka's business district! And don't forget to dress in costume - the Great GO! St. Louis Halloween Race Costume Contest will return this year!
Events
Weather
Typical Conditions
It's too far out for a forecast, so here's what weather on this date is normally like in the area. A race day forecast will replace this as race week approaches.
Typical High
66°
Typical Low
47°
Based on US Climate Normals data from St Louis Sci Ctr, 1 mi from the venue.
Host City
About St. Louis, MO
Population
293,109
as of 2023
Elevation
471 ft
Nearest Airport
STL
St. Louis Lambert International Airport · 9 mi
Time Zone
Central Time
From Endurance Grid
A big city race. Expect multiple lodging options and plenty to do the day before.
Race Location
Your Next Start Line
What Are You
Waiting For?
Every finish line starts with a single decision. Claim your spot at The Great GO! St. Louis Halloween Race, put it on the calendar, and turn “someday” into a start date.
138
Days to train
- Race
- The Great GO! St. Louis Halloween Race
- Date
- October 24–25, 2026
- Location
- 5029 Northrup Ave, St. Louis, MO
Coming Up
More Running races near St. Louis, MO
All-American 5K
5K
Less than a mile away
Beer Mile North American Classic Presented by Urban Chestnut Brewing Company
Less than a mile away
Beer & Bagel Run - Queeny Park
Less than a mile away
Big River Cross Country Camp
Less than a mile away
From Endurance Grid
About This Sport
Endurance Grid is here to help you understand the sport, decide if it's the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer's event page.
With running, there's a distance for every fitness level, a community at every start line, and nothing beats the feeling of crossing a finish line you trained for.
Running is an endurance sport that rewards consistency, and showing up every week compounds in ways that will surprise you.
Running
From 5K to marathon, running races are the most accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.
Frequently Asked Questions (FAQs)
- What is The Great GO! St. Louis Halloween Race?
- The Great GO! St. Louis Halloween Race is a running race held in St. Louis, Missouri on October 24, 2026. It is one of the many endurance events listed on Endurance Grid, a multi-sport endurance event calendar covering running races, triathlons, HYROX, and more endurance sports across the United States. Find more running races near you or explore our sports guides to learn what race day actually feels like.
- When and where is The Great GO! St. Louis Halloween Race?
- Saturday, October 24, 2026 in St. Louis, Missouri at 5029 Northrup Ave, St. Louis, MO. Check the event page for exact start times and wave schedules.
- How do I register for The Great GO! St. Louis Halloween Race?
- Registration is handled through the event's registration page. Confirm pricing and distances there, and sign up.
The Great GO! St. Louis Halloween Race
Oct 24, 2026