Northumberland County is in Coast Virginia. Of the 133 counties in the Old Dominion, Northumberland County ranks 78th in terms of size (285 square miles). The total value of about 1,000 acres of farms recently listed for sale in Virginia's Northumberland County was about $4 million. The average price of farms for sale in Northumberland County was $820,600. Farms for sale in Northumberland County hold livestock including horses, cattle and goats. Browse all Virginia 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.