Located in Central New Jersey, 372-square-mile Salem County is one of the ten biggest counties in the Garden State. Salem County, New Jersey, has nearly 1,000 acres of farms for sale based on recent Land Network data. The combined market value of farms, hunting land and other rural land and acreage for sale here was around $4 million. The average price of farms for sale in Salem County was $881,250. 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.