London OH Marathon

London OH Marathon - London, OH

The event day at Merri-Mac Park in London, OH features multiple running and wheelchair events on a flat, straight, tree-lined course that runs toward Darby Creek Metro Park. The full marathon repeats the certified course twice. Both the marathon and half marathon courses are USATF certified with the following codes: Marathon OH25006JHP and Half Marathon OH25005JHP.

Distances

• 26.2 Miles Marathon (full course repeated twice)
• 13.1 Miles Half Marathon
• 5K road race
• 26.2 Miles Marathon wheelchair and hand-cycle
• 13.1 Miles Half Marathon wheelchair and hand-cycle

Aid stations and portable toilets are spaced approximately every 2 to 2.5 miles and are stocked with water, Gatorade, and GU gels. Additional port-o-johns will be added to every aid station in 2027. The course remains open for five hours after the last competitor starts.

The event raises funds to build play equipment for children on London’s south side, refurbish sports fields, and improve Merri-Mac Park; all race proceeds support these projects. Registration opens 15 April 2026 and closes 30 September 2026. Posted registration fees include $70 for the marathon, $65 for the half marathon, and $25 for the 5K. Packet pickup is scheduled Friday 16 April from 4 to 8 pm, location TBD, with race day pickup at Merri-Mac Park starting at 6:15 am. There is parking within about 100 m of the start and finish; park entry on race morning is via Jenkinson Dr Ave by the playground. Event transfers allowed through 16 April 2027. Elite entry standards and complimentary VIP entries are published for competitive fields. Visit the organization's website for the most recent information.

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