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Running Calendar United States 2025-2026

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Explore the best running races in the United States for 2025-2026! Our updated list features 6874 exciting races across the country. Find your next race in the United States below and join the running community at these great events!

Half Marathons Marathons Obstacle Runs Trail Runs Triathlons
September 2026
Sep
12
Saturday

Sugg Farm Ultra

Trail Run 20 mi 40 mi 50 mi
Sep
12
Saturday

Timely Nonsense - Chicago, IL

Backyard Ultra 3 hr 6 hr 12 hr
Sep
12
Saturday

Tough Mudder - Big Bear

Obstacle Run 5 km 10 km
Sep
12
Saturday

Snow Mountain Ranch

Trail Run 5 km 10 km ... 33 km 50 km
Sep
12
Saturday

The Denver 5k

5 km
Sep
12
Saturday

Goat Run - Port Angeles, WA

Trail Run Half Marathon Marathon 50 km
Sep
12
Saturday

Rebecca Mountain 50 Mile

Trail Run 31 mi 50 mi
Sep
12
Saturday

The Dirt Dash

Trail Run 5 km 10 km Half Marathon Marathon
Sep
12
Saturday

Gulf Beach Half Marathon

13 mi
Sep
12
Saturday

Groton City Brew Run

5 km
Sep
12-13
Sa - Su

Patriots Triathlon

Triathlon
Sep
12
Saturday

Kiwanis Bob Reeves Memorial 5K

5 km
Sep
12
Saturday

Toni's Race: Strollin' for the Colon

5 km
Sep
12
Saturday

Hope Fest 5K Walk/Run

5 km
Sep
12
Saturday

Cascade Express Marathon

Trail Run 13 mi 26 mi
Sep
13
Sunday

Lake Summit 10 Mile

10 mi
Sep
13
Sunday

Muddy Princess - South Carolina

Obstacle Run 5 km
Sep
13
Sunday

Wenonah Lake Tri/Aqua/Du

Multisport
Sep
13
Sunday

Yonkers Marathon

5 km Half Marathon Marathon
Sep
13
Sunday

Pirate's Booty

5 km 10 km
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