The Fair
The Mercer County Fair, based in Celina, draws from one of Ohio's strongest agricultural counties, known for productive farmland and thriving farming economy along Grand Lake St. Dating to 1854, it ranks among Ohio's oldest agricultural fairs. Marys. Harness racing remains a popular draw at the fair.
Local Tips
Grand Lake St. Marys is just steps from Celina — combine the fair with a lake outing for a full day.
What You'll Find There
Livestock shows — particularly cattle and swine — are the heart of the Mercer County Fair, reflecting the county's prominence in Ohio agriculture. 4-H, a midway, and harness racing round out the week.
Heading to Mercer County Fair?
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