Located in Central New Hampshire, 954-square-mile Merrimack County is one of the ten biggest counties in the Granite State. Recent listings of farms for sale in New Hampshire's Merrimack County totals about 1,000 acres and a combined market value of roughly $5 million. The most common type of land for sale by combined acreage in Merrimack County is residential property. The average price of farms for sale in Merrimack County was $2 million. Browse all New Hampshire 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.