Brunswick County is a United States county located on the southern border of the Commonwealth of Virginia. This rural county is known as one of the claimants to be the namesake of Brunswick stew. Brunswick County was created in 1720 from parts of Prince George, Surry and Isle of Wight counties. The county was named for the former Duchy of Brunswick-Lunenburg, the region from which the British monarchs of the House of Hanover originated. As of the 2020 census, the county population was 15,849.