Kerr County is a county located on the Edwards Plateau in the U.S. state of Texas. As of the 2020 census, the population was 52,598, and was estimated to be 53,990 in 2024. The county seat and the largest city is Kerrville. The county was named by Joshua D. Brown for his fellow Kentucky native James Kerr, a congressman of the Republic of Texas…Kerr County is a county located on the Edwards Plateau in the U.S. state of Texas. As of the 2020 census, the population was 52,598, and was estimated to be 53,990 in 2024. The county seat and the largest city is Kerrville. The county was named by Joshua D. Brown for his fellow Kentucky native James Kerr, a congressman of the Republic of Texas. The Kerrville, TX Micropolitan statistical area includes all of Kerr County.