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 11074 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
December 2025
Dec
4
Thursday

Yule Light Up The Night 5k

5 km
Dec
5-7
Fr - Su

The Tennessee Mile

Backyard Ultra 5 km 3 hr ... 24 hr 40 hr
Dec
5-7
Fr - Su

Blood Rock 100

Trail Run 25 km 55 km 50 mi 100 mi
Dec
5-6
Fr - Sa

Climb 89

Backyard Ultra 5 km 10 km ... 30 km 35 km
Dec
5-6
Fr - Sa

Quiet Silence 50k

Trail Run 50 km
Dec
5-6
Fr - Sa

Shakori 40 Running Festival

Trail Run 4 mi 40 km 40 mi
Dec
5
Friday

Santa Scurry - Keller, TX

5 km
Dec
5-7
Fr - Su

San Antonio Marathon

5 km 13 mi 26 mi
Dec
5-7
Fr - Su

CLASH Endurance Daytona

Triathlon
Dec
5-6
Fr - Sa

Island View Endurance Run

Trail Run 25 km 50 km 100 km 100 mi
Dec
5-8
Fr - Mo

The Krampus Cross Country

Trail Run 5 km 10 km 9 mi
Dec
6
Saturday

Candy Cane Course - Saint Paul

5 km 12 km
Dec
6-7
Sa - Su

One Epic Run

Backyard Ultra 24 hr
Dec
6
Saturday

Fremont Canyon 28k Trail Run

Trail Run 28 km
Dec
6
Saturday

Half Marathon at Medal of Honor Park

5 km 10 km 13 mi
Dec
6
Saturday

Half Marathon at Cedar Lane Regional Park

5 km 10 km 13 mi
Dec
6
Saturday

Tower Tag Challenge

Trail Run 4 hr 8 hr
Dec
6
Saturday

Loup Garou Trail Run

Trail Run 20 mi 40 mi 60 mi 100 mi
Dec
6
Saturday

Ollie's Ultra

Backyard Ultra 3 hr 6 hr ... 12 hr 24 hr
Dec
6
Saturday

Lake Norman State Park Trail Race

Trail Run 30 km 50 km
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