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> North Dakota > Zip Code 58712
| Zip Code : | 58712 |
| City : | Balfour city, Kief city |
| County : | McHenry County |
| State : | North Dakota (ND) |
| Land Area : | 119.07 sq mi |
| Water Area : | 3.17 sq mi |
| Latitude : | 47.9709728 |
| Longitude : | -100.5316843 |
| Population (2010): | 155 |
| Population Estimate (2012) : | 141 |
| Population Density : | 1.30/sq mi |
| Housing Units (2012) : | 90 |
| Median Household Income (2012) : | $53,125 (North Dakota : $51,641, USA : $53,046) |
| Median Family Income (2012) : | $60,000 (North Dakota : $68,293, USA : $64,585) |
| Median House Price (2012) : | $93,300 (North Dakota : $123,900, USA : $181,400) |