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Running Calendar near Decatur 2026-2027

Monthly updates for Decatur

Get new running races (and updates) in your inbox every month.

Explore the top running races near Decatur for 2026-2027! We've gathered 30 exciting races in the area. Check out our detailed list below to find your next local race.

Half Marathons Marathons Trail Runs Triathlons
January 2026
Jan
10
Sa

Sy-5K - Keller

2 mi 5 km
Jan
10
Sa

Seahorse Skedaddle

5 km
Jan
31
Sa

Girls Who Run DFW Warrior Women 10k

5 km 10 km
February 2026
Feb
8
Su

The Big One

5 km
Feb
8
Su

Once Upon a Run 5K

5 km
March 2026
Mar
7
Sa

Casey's 5K

5 km
Mar
8
Su

St. Patrick’s Day Sprint Triathlon

Triathlon
Mar
21-22
Sa - Su

Grasslands Trail Run

Trail Run 15 km 13 mi ... 50 mi 100 mi
Mar
22
Su

Western Invasion - Denton

5 km 10 km Half Marathon
Mar
28
Sa

Pioneer Pace 5K

2 mi 5 km
April 2026
Apr
18
Sa

Bubble Run - Dallas Fort Worth

5 km
Apr
25
Sa

Skinnydipper Sun Run

5 km
Apr
25
Sa

Denton Dash

5 km
Apr
25
Sa

Rubik's Cube - Denton

5 km 10 km 15 km
May 2026
May
17
Su

Playtri Fort Worth Triathlon

Triathlon
June 2026
Jun
7
Su

WW Military Miles Half Marathon

5 km 10 km Half Marathon
Jun
28
Su

Keller Firecracker 10K

5 km 10 km
July 2026
Jul
18
Sa

Moonlight Motion

5 km
Jul
19
Su

Pioneer Power Sprint Triathlon

Triathlon
August 2026
Aug
23
Su

Old College Triathlon

Triathlon