| Zip Code : | 76673 |
| City : | Mount Calm city, Penelope town |
| County : | Limestone County, McLennan County, Hill County |
| State : | Texas (TX) |
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| Land Area : | 92.22 sq mi |
| Water Area : | 1.27 sq mi |
| Latitude : | 31.7511921 |
| Longitude : | -96.8918716 |
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| Population (2010): | 1,187 |
| Population Estimate (2012) : | 1,191 |
| Population Density : | 12.87/sq mi |
| Housing Units (2012) : | 542 |
| Median Household Income (2012) : | $45,313 (Texas : $51,563, USA : $53,046) |
| Median Family Income (2012) : | $53,325 (Texas : $60,621, USA : $64,585) |
| Median House Price (2012) : | $76,900 (Texas : $128,000, USA : $181,400) |