Knox County, Indiana Knox county, indiana Elections live 2024 View Election Results Knox County, IN Approx. Population: 35,789 County Seat: Vincennes, IN Biggest City: Vincennes, IN Knox County Early Voting Dates: Knox County Vote Center Locations: General Election 2024 View Sample Ballots Click on a Candidates name to Learn more about them! ! Results are not Final until election status reads "Final" !