This park in Geauga County near the city of Chardon has a mountain bike trail opened in 2020. It is about 6 miles as of the Fall of 2023, but work continues to expand the trail. The park is located at 9160 Robinson Road. The best place to park is in the Deep Woods Lodge lot (number 3 in the map below).
The trail reverses direction on a daily basis; Tuesdays, Thursdays, and Saturdays are clockwise; Mondays, Wednesdays, Fridays, and Sundays are counter-clockwise. You can also check the signs for the proper direction to ride. Find the latest trail map and other park information here.
Trail conditions are posted on X/Twitter at @bigcreekmtnbike.