Northumberland County is in Coast Virginia. Of the 133 counties in the Old Dominion, Northumberland County is 78th in terms of its size (182,787 acres). Northumberland County, Virginia, includes 1,000 acres of farms for sale based on recent Land Network data. The combined market value of land for sale here was approximately $4 million. The average price of farmland for sale in Northumberland County was $591,714. Farms for sale in Northumberland County support livestock including horses, cattle, goats and sheep. 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 individual needs.