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The Big Deal At Great Seal

Name: The Big Deal At Great Seal
Start: 2026-05-02
End: 2026-05-02
Location: Chillicothe

Chillicothe, United States • 2 May 2026

Event overview

The Big Deal at Great Seal is scheduled for May 2, 2026 at Great Seal State Park in Chillicothe, Ohio. The event offers multiple race distances and is presented as an expansion of previous editions. The park address is 4908 Marietta Road, Chillicothe, OH 45601.

Distances

100 mile
100k
20 Miler
Adult 5k
5k YOUTH

Course and format

The course is a 20-mile loop run on single-track trails with two road crossings. Each loop has roughly 3000 feet of elevation gain.

Registration and policy

Registration closes on May 1, 2026 at 11:59 PM ET. The organizer, RunFluent LLC, does not issue refunds on race registrations. Deferrals to a future RunFluent LLC event are available for an amount equal to the registration fee; deferrals must be requested at least four weeks before the event. No registration changes are accepted after April 2, 2026. More event details are listed as forthcoming. Visit the organization's website for the most recent information.

United States Ohio Chillicothe

Race information

Website Registration

100 mi

100 Mile

100 km

100k

20 mi

20 Miler

5 km

5k Youth

5 km

Adult 5k

Visit the organization's website for the most recent information.

Trail runs nearby

Saturday Apr 4

Iron Furnace Trail Run

McArthur

5 mi

13 mi

Run rugged singletrack at Lake Hope State Park near McArthur, Ohio on April 4, 2026 with 13.1 mile or 5 mile options. Finishers receive a wooden award and a race shirt if you register early, plus post race food and vegan options.

Sat - Sun May 30-31

Hargus Lake Trail Race

Circleville

Half Marathon

Hit the scenic trails around Hargus Lake at A.W. Marion State Park on May 30 and 31. Choose a half marathon, 10K, 5K, a timed six hour endurance event or a 20K relay for a fun, rewarding weekend of trail running.

Saturday Sep 19

Yote - Laurelville, OH

YOTE returns to Tar Hollow for a day of trail racing with options from youth 10K to a challenging 50K on a newly designed course. Expect technical singletrack, finisher tee and awards, and an adventurous day for all abilities.