Tennessee Obstacle Race Calendar 2025-2026

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Explore the best obstacle runs in Tennessee for 2025-2026! Our updated list features 255 exciting races across the region. Find your next race in Tennessee below and join the running community at these great events!

October 2025
Oct
17-19
Fr - Su

Chattanooga Mountains Stage Race

Trail Run 18 mi 20 mi 22 mi
Oct
18-19
Sa - Su

Tough Mudder - Nashville

Obstacle Run 5 km 15 km
Oct
18
Saturday

Spooky Sprint - Nashville

5 km 10 km 13 mi
Oct
18
Saturday

FSR 100

Trail Run 100 mi
Oct
18
Saturday

Autumn March for ALS

2 mi 5 km
Oct
18
Saturday

Walking Tall 50/25k

Trail Run 25 km 50 km
Oct
18
Saturday

Knoxville DEKA FIT

Obstacle Run 5 km
Oct
18
Saturday

Cotton Pickin 50k

Trail Run
Oct
19
Sunday

Spooky Sprint - Memphis

5 km 10 km 13 mi
Oct
19
Sunday

7 Bridges Marathon

26 mi
Oct
24-25
Fr - Sa

No Business 100

Trail Run 100 mi
Oct
25
Saturday

Nashville Half Marathon

5 km 13 mi
Oct
25
Saturday

Firewater Ultra

Trail Run 50 km 100 km
Oct
25
Saturday

Cleveland Half Marathon & 5k

5 km 10 km 13 mi
Oct
25
Saturday

Spookasaurus

5 km 10 km 13 mi
Oct
25
Saturday

Upper Cumberland Haunted Half Marathon

Oct
26
Sunday

Spooky Sprint - Chattanooga

5 km 10 km 13 mi
November 2025
Nov
1
Saturday

Norris Ultra Dam Hard Trail Race

Trail Run 25 km 50 km
Nov
1
Saturday

Clarksville Half Marathon

5 km 13 mi
Nov
1
Saturday

Half Marathon at Holston River Park

5 km 10 km 13 mi
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