COUNTY ORGANIZED: 1843
COUNTY NAMED FOR: Thomas Jefferson Rusk, who had been secretary of war under President Sam Houston
COUNTY SEATS: One -
COUNTY SEAT NAMED FOR: James Pinckney Henderson, statesman, soldier, and first governor of the state of Texas.
COURTHOUSES: Four - 1845, 1854, 1878, 1928.
STANDING: One -1928 Texas Renaissance style courthouse.