Sumner County Court Cases
Find Sumner County court cases online using free lookup tools provided by the county. Established in 1786, Sumner County originated from Davidson County. The county was named after Jethro Sumner (1733–1785), an American colonist who defended North Carolina against the British in 1780. The county has a reported population of 160645 and consists of 529 square miles. The county seat is located in the city of Gallatin, Tennessee.