Founded in 1836, Austin County is one of 254 counties in the state of Texas. Historically, Austin County was one of the original 23 counties. The city of Bellville is the county seat. With FIPS code of 15, Austin County has a population of 30,380 and area of 653 square miles (1,691 km2).
List of all cities in Austin County, TX alphabetically
| City/Town | Postal Code | Area Code |
| Bellview, TX | 77418 | 979 |
| Bellville, TX | 77418 | 979 |
| Bellvue, TX | 77418 | 979 |
| Bleiblerville, TX | 78931 | 979 |
| Buckhorn, TX | 77418 | 979 |
| Burleigh, TX | 77418 | 979 |
| Cat Spring, TX | 78933 | 979 |
| Cochran, TX | 77418 | 979 |
| Frydek, TX | 77474 | 979 |
| Industry, TX | 78944 | 979 |
| Kenney, TX | 77452 | 979 |
| Millheim, TX | 77474 | 979 |
| Nelsonville, TX | 77418 | 979 |
| New Ulm, TX | 78950 | 979 |
| Peters, TX | 77474 | 979 |
| Raccoon Bend, TX | 77418 | 979 |
| San Felipe, TX | 77473 | 979 |
| Sealy, TX | 77474 | 979 |
| Wallis, TX | 77485 | 979 |
| Welcome, TX | 78944 | 979 |