| Zip Code : | 54923 |
| City : | Berlin city |
| County : | Green Lake County, Waushara County, Winnebago County |
| State : | Wisconsin (WI) |
| | |
| Land Area : | 135.34 sq mi |
| Water Area : | 6.34 sq mi |
| Latitude : | 43.9977566 |
| Longitude : | -88.9668318 |
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| Population (2010): | 8,733 |
| Population Estimate (2012) : | 8,892 |
| Population Density : | 64.53/sq mi |
| Housing Units (2012) : | 3,983 |
| Median Household Income (2012) : | $47,930 (Wisconsin : $52,627, USA : $53,046) |
| Median Family Income (2012) : | $57,609 (Wisconsin : $66,415, USA : $64,585) |
| Median House Price (2012) : | $124,000 (Wisconsin : $169,000, USA : $181,400) |