Rockingham sits on the southeast "Seacoast" region of the state, covering some of the more developed areas between Manchester and Portsmouth on the Atlantic Coast. Located in South New Hampshire, 795-square-mile Rockingham County is one of the ten biggest counties in the Granite State. The most common type of land for sale by combined acreage in Rockingham County is house. Browse all Rockingham County 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.