Founded in 1887, Glasscock County is one of 254 counties in the state of Texas. Historically, Glasscock County was formed from Tom Green County. The city of Garden City is the county seat. With FIPS code of 173, Glasscock County has a population of 1,149 and area of 901 square miles (2,334 km2).
List of all cities in Glasscock County, TX alphabetically
| City/Town | Postal Code | Area Code |
| Garden City, TX | 79739 | 432 |