Oklahoma Marathons

12 upcoming marathons across Oklahoma, updated nightly. Want radius search and maps? Open these in the Race Finder.

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When to race: marathons in Oklahoma

Oklahoma has 12 upcoming marathons over the next 12 months. Among complete calendar months, April 2027 has the most listed races, with 3. Most are around Stillwater, Tulsa, Claremore. The next one is Route 66 Marathon on November 22 in Tulsa.

Going deep on one race

Route 66 Marathon: the complete guide

The course mile by mile, where to stay near the start, the expo, where to watch, and the whole race weekend planned out.

Route 66 Marathon: the course, mile by mile

The elevation profile, every named climb, mile by mile grades, a route map and typical race day weather.

November 2026

December 2026

March 2027

April 2027

May 2027

September 2027

October 2027

Planning a race

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