Half marathons in Ohio — October 2026

10 upcoming half marathons in Ohio during October 2026.

Browse by state

All United StatesAlabamaAlaskaArizonaArkansasCaliforniaColoradoConnecticutDelawareFloridaGeorgiaHawaiiIdaho

Other months in Ohio

JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberNovemberDecember

This calendar in numbers

This calendar currently lists 10 upcoming events, from Oct 4, 2026 to Oct 25, 2026. October is the busiest month, with 10 events scheduled. Events are spread across 8 different locations; Cincinnati hosts the most (2).