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Oklahoma Marathon Calendar 2025-2026

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Explore the best marathons in Oklahoma for 2025-2026! Our updated list features 8 exciting races across the region. Find your next race in Oklahoma below and join the running community at these great events!

December 2025
Dec
13-14
Sa - Su

Winter Urban

Backyard Ultra 26 mi 100 km 100 mi
February 2026
Feb
14-16
Sa - Mo

Outlaw 100 Oklahoma

Trail Run 5 km 13 mi ... 100 mi 135 mi
Feb-Mar
28-1
Sa - Su

Lake Vian Hilltop Run

Trail Run 4 mi 13 mi ... 100 km 100 mi
March 2026
Mar
7
Sa

US Road Running - Stillwater

5 km 10 km 13 mi 26 mi
April 2026
Apr
18
Sa

Golden Driller Marathon

5 km 10 km Half Marathon Marathon
Apr
24-26
Fr - Su

Oklahoma City Memorial Marathon

5 km 7 mi Half Marathon Marathon
July 2026
Jul
4
Sa

US Road Running - Stillwater

5 km 10 km 13 mi 26 mi
October 2026
Oct
3
Sa

US Road Running - Stillwater

5 km 10 km Half Marathon Marathon