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Half Marathon Calendar near Grafton 2025-2026

Explore the top half marathons near Grafton for 2025-2026! We've gathered 15 exciting races in the area. Check out our detailed list below to find your next local race.

October 2025
Oct
5
Sunday

Mo' Cowbell Marathon

5 km 10 km Half Marathon Marathon
Oct
18-19
Sa - Su

The Great St. Louis Halloween Race

5 km 10 km Half Marathon
November 2025
Nov
1-2
Sa - Su

The Skippo Trail Race

Trail Run 10 km Half Marathon 30 km 40 km
Nov
2
Sunday

The Whiskey Run - St. Louis / St. Charles

Trail Run 5 km 10 km Half Marathon
Nov
9
Sunday

Saint Louis Half Marathon

5 km Half Marathon
January 2026
Jan
24
Saturday

Time Travel Half-Marathon - St. Louis

5 km 10 km Half Marathon
February 2026
Feb
7
Saturday

963 Beulah Challenge

Trail Run 13 mi 25 mi 50 km
Feb
14
Saturday

Running From Yeti - St. Louis, MO

5 km 10 km Half Marathon
March 2026
Mar
14
Saturday

Creve Coeur St. Paddy's Half Marathon

5 km 10 km Half Marathon
April 2026
Apr
11
Saturday

Greater St. Louis Marathon

5 km 10 km Half Marathon Marathon
Apr
18
Saturday

DoNot Stop Half Marathon - St. Louis

5 km 10 km Half Marathon
May 2026
May
16
Saturday

The Spring Sprung Half Marathon

5 km 10 km Half Marathon
May
16
Saturday

Bodies Race Company - St. Louis

5 km 10 km Half Marathon
June 2026
Jun
13
Saturday

Love to Run St. Charles Half Marathon

5 km 10 km 13 mi
July 2026
Jul
4
Saturday

Rockin' Riverfest Half Marathon

5 km 10 km 13 mi
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