Oklahoma Marathon Calendar 2025-2026

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Explore the best marathons in Oklahoma for 2025-2026! Our updated list features 6 exciting races across the region. Find your next race in Oklahoma below and join the running community at these great events!

April 2025
Apr
25-27
Fr - Su

Oklahoma City Memorial Marathon

5 km 6 mi 13 mi 26 mi
May 2025
May
10
Saturday

Flower Moon

Trail Run 4 mi 13 mi 26 mi 50 mi
September 2025
Sep
20
Saturday

Liberty's Lost Treasure

Trail Run 5 km 13 mi 26 mi 50 km
Sep
27-28
Sa - Su

Urban Adventure Race

Urban Trail 26 mi 50 mi 75 mi 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
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