| Zip Code : | 61327 |
| City : | Hennepin village, Mark village |
| County : | Putnam County |
| State : | Illinois (IL) |
| | |
| Land Area : | 34.34 sq mi |
| Water Area : | 1.89 sq mi |
| Latitude : | 41.2267105 |
| Longitude : | -89.3114668 |
| | |
| Population (2010): | 1,235 |
| Population Estimate (2012) : | 1,216 |
| Population Density : | 35.96/sq mi |
| Housing Units (2012) : | 560 |
| Median Household Income (2012) : | $62,667 (Illinois : $56,853, USA : $53,046) |
| Median Family Income (2012) : | $66,194 (Illinois : $70,144, USA : $64,585) |
| Median House Price (2012) : | $158,900 (Illinois : $190,800, USA : $181,400) |