Mercer County is in Central New Jersey. Of the 21 counties in the Garden State, 146,467-acre Mercer County ranks 16th by size. Mercer County, New Jersey, includes around 1,000 acres of farms for sale based on recent Land Network data. The combined market value of farms, rural land, hunting land and other land for sale here was around $5 million. The average price of farmland for sale in Mercer County was $1 million. Farms for sale in Mercer County support livestock including sheep, goats and horses. Together with fields and farmland for grazing and crop production, Mercer County farms for sale feature 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 commercial or lifestyle needs.