| City : | Spring Bay Village |
| County : | Gwinnett County, Woodford County |
| State : | Illinois (IL) |
| | |
| Land Area : | 0.82 sq mi |
| Water Area : | 0.33 sq mi |
| Latitude : | 40.8162963 |
| Longitude : | -89.5323377 |
| | |
| Population (2010): | 452 |
| Population Estimate (2012) : | 592 |
| Population Density : | 554.39/sq mi |
| Housing Units (2012) : | 208 |
| Median Household Income (2012) : | $55,625 (Illinois : $56,853, USA : $53,046) |
| Median Family Income (2012) : | $54,583 (Illinois : $70,144, USA : $64,585) |
| Median House Price (2012) : | $111,000 (Illinois : $190,800, USA : $181,400) |