| City : | St. John Town |
| County : | Lake County |
| State : | Indiana (IN) |
| Land Area : | 11.39 sq mi |
| Water Area : | 0.09 sq mi |
| Latitude : | 41.4440774 |
| Longitude : | -87.4681442 |
| Population (2010): | 14,850 |
| Population Estimate (2012) : | 14,753 |
| Population Density : | 1,304.13/sq mi |
| Housing Units (2012) : | 5,201 |
| Median Household Income (2012) : | $97,868 (Indiana : $48,374, USA : $53,046) |
| Median Family Income (2012) : | $103,965 (Indiana : $60,012, USA : $64,585) |
| Median House Price (2012) : | $254,600 (Indiana : $123,400, USA : $181,400) |