| Zip Code : | 77861 |
| City : | Iola city |
| County : | Grimes County |
| State : | Texas (TX) |
| Land Area : | 127.33 sq mi |
| Water Area : | 3.82 sq mi |
| Latitude : | 30.7260869 |
| Longitude : | -96.0964284 |
| Population (2010): | 2,506 |
| Population Estimate (2012) : | 2,861 |
| Population Density : | 19.68/sq mi |
| Housing Units (2012) : | 1,186 |
| Median Household Income (2012) : | $66,719 (Texas : $51,563, USA : $53,046) |
| Median Family Income (2012) : | $76,786 (Texas : $60,621, USA : $64,585) |
| Median House Price (2012) : | $98,400 (Texas : $128,000, USA : $181,400) |