| Zip Code : | 53511 |
| City : | Beloit city |
| County : | Rock County |
| State : | Wisconsin (WI) |
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| Land Area : | 110.49 sq mi |
| Water Area : | 1.38 sq mi |
| Latitude : | 42.5541011 |
| Longitude : | -89.0944648 |
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| Population (2010): | 48,929 |
| Population Estimate (2012) : | 48,932 |
| Population Density : | 442.82/sq mi |
| Housing Units (2012) : | 20,241 |
| Median Household Income (2012) : | $42,573 (Wisconsin : $52,627, USA : $53,046) |
| Median Family Income (2012) : | $51,680 (Wisconsin : $66,415, USA : $64,585) |
| Median House Price (2012) : | $100,900 (Wisconsin : $169,000, USA : $181,400) |