Wilmington-Clinton County Chamber of Commerce Storage Hot Deals Marketspace Narrow search by: Keyword: Results Found: 1 View On Map new search Sort by: A-Z Print Clinton County Agricultural Society The Clinton County Agricultural Society oversees the events at the Clinton County Fairground. Contact us for details, or visit our website. PO Box 29 958 W. Main Street Wilmington, OH 45177 Map (937) 382-4443