In order to determine where people stay put in your home state, Stacker compiled a list of counties with the most born-and-bred residents in Tennessee using data from the Census Bureau. Hancock County- Population: 6,852- Born in Tennessee: 4,404 (64.3% of population)- Born in a different state: 2,270 (33.1% of population)- Born in U.S. territories: 22 (0.3% of population)- Born in another country: 156 (2.3% of population)49. DeKalb County- Population: 20,959- Born in Tennessee: 13,544 (64.6% of population)- Born in a different state: 6,306 (30.1% of population)- Born in U.S. territories: 94 (0.4% of population)- Born in another country: 1,015 (4.8% of population)47. Perry County- Population: 8,697- Born in Tennessee: 5,706 (65.6% of population)- Born in a different state: 2,797 (32.2% of population)- Born in U.S. territories: 9 (0.1% of population)- Born in another country: 185 (2.1% of population)44. Hardeman County- Population: 25,433- Born in Tennessee: 19,455 (76.5% of population)- Born in a different state: 5,438 (21.4% of population)- Born in U.S. territories: 112 (0.4% of population)- Born in another country: 428 (1.7% of population)5.