| County : | Calhoun County |
| State : | Michigan (MI) |
| Land Area : | 706.23 sq mi |
| Water Area : | 12.12 sq mi |
| Latitude : | 42.2429896 |
| Longitude : | -85.0123853 |
| Population (2010): | 136,146 |
| Population Estimate (2012) : | 136,063 |
| Population Density : | 192.78/sq mi |
| Housing Units (2012) : | 61,042 |
| Median Household Income (2012) : | $42,164 (Michigan : $48,471, USA : $53,046) |
| Median Family Income (2012) : | $53,339 (Michigan : $60,749, USA : $64,585) |
| Median House Price (2012) : | $102,800 (Michigan : $128,600, USA : $181,400) |
Calhoun County Cities / Towns
| Albion City (8,616) | Athens Village (1,024) | Battle Creek City (52,347) |
| Brownlee Park (2,108) | Burlington Village (261) | Homer Village (1,668) |
| Level Park-oak Park (3,409) | Marshall City (7,088) | Springfield City (5,260) |
| Tekonsha Village (717) | Union City Village (1,599) |
Calhoun County Zip Codes
| 48813 (21,182) | 49011 (2,285) | 49012 (3,339) |
| 49014 (22,127) | 49015 (26,782) | 49017 (20,785) |
| 49021 (6,182) | 49029 (1,606) | 49033 (1,760) |
| 49034 (2,389) | 49037 (22,576) | 49051 (2,436) |
| 49052 (975) | 49068 (14,646) | 49076 (4,589) |
| 49092 (2,187) | 49094 (4,104) | 49224 (14,224) |
| 49237 (2,980) | 49245 (4,845) | 49252 (2,605) |
| 49284 (3,028) |