Union County is in Central Ohio. Of the 88 counties in the Buckeye State, Union County ranks 49th in terms of size (279,598 acres). A recent survey of Land Network data records 1,000 acres of farms for sale in Ohio's Union County, which is valued at a combined $5 million. The average price of farms for sale in Union County was $2 million. Farms for sale in Union County support livestock including cattle, goats, horses, pig and sheep. Browse all Ohio farms for sale on the Land Network to find the farm, cattle operation, hobby farm or other farm property that's right for your future commercial or individual needs.