Founded in 1837, Robertson County is one of 254 counties in the state of Texas. Historically, Robertson County was formed from Bexar County, Milam County and Nacogdoches County. The city of Franklin is the county seat. With FIPS code of 395, Robertson County has a population of 16,958 and area of 855 square miles (2,214 km2).
List of all cities in Robertson County, TX alphabetically
| City/Town | Postal Code | Area Code |
| Astin, TX | 77859 | 979 |
| Bremond, TX | 76629 | 254 |
| Calvert, TX | 77837 | 979 |
| Franklin, TX | 77856 | 979 |
| Hammond, TX | 76629 | 254 |
| Hearne, TX | 77859 | 979 |
| Mumford, TX | 77867 | 979 |
| New Baden, TX | 77870 | 979 |
| Petteway, TX | 76629 | 254 |
| Ridge, TX | 77856 | 979 |
| Tidwell Prairie, TX | 76629 | 254 |
| Wheelock, TX | 77882 | 979 |