| City : | Round Mountain Town |
| County : | Blanco County |
| State : | Texas (TX) |
| Land Area : | 2.30 sq mi |
| Water Area : | 0.00 sq mi |
| Latitude : | 30.3943458 |
| Longitude : | -98.3611739 |
| Population (2010): | 181 |
| Population Estimate (2012) : | 363 |
| Population Density : | 78.57/sq mi |
| Housing Units (2012) : | 109 |
| Median Household Income (2012) : | $50,357 (Texas : $51,563, USA : $53,046) |
| Median Family Income (2012) : | $76,510 (Texas : $60,621, USA : $64,585) |
| Median House Price (2012) : | $100,000 (Texas : $128,000, USA : $181,400) |