Land for sale in Wyandot County, Ohio, recently totaled around $3 million and almost 1,000 acres. Wyandot County ranks 84th in the Buckeye State for the combined amount of land currently advertised for sale. Among cities in Wyandot County with ranches, farms, hunting land and other rural land and acreage for sale, Upper Sandusky featured the most land for sale. Wyandot County is the 77th largest county (407 square miles) in Ohio. It's located in the Central Ohio region of Ohio.