Mercer County is in Central New Jersey. Of the 21 counties in the state, Mercer County ranks 16th in terms of size (228 square miles). New Jersey's Mercer County includes roughly 1,000 acres of farms for sale based on recent Land Network data. The combined market value of farmsand rural real estate for sale here was roughly $5 million. The average price of farmland for sale in Mercer County was $1 million. Farms for sale in Mercer County feature livestock including sheep, goats and horses. Together with fields and farmland for grazing and crop production, Mercer County farms for sale number orchards where harvests include regionally grown fruits and vegetables. Browse all New Jersey 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 business or lifestyle needs.