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> North Dakota > Zip Code 58631
| Zip Code : | 58631 |
| City : | Glen Ullin city |
| County : | Grant County, Mercer County, Morton County |
| State : | North Dakota (ND) |
| Land Area : | 370.39 sq mi |
| Water Area : | 2.19 sq mi |
| Latitude : | 46.8065654 |
| Longitude : | -101.8007386 |
| Population (2010): | 1,150 |
| Population Estimate (2012) : | 991 |
| Population Density : | 3.10/sq mi |
| Housing Units (2012) : | 610 |
| Median Household Income (2012) : | $46,083 (North Dakota : $51,641, USA : $53,046) |
| Median Family Income (2012) : | $60,833 (North Dakota : $68,293, USA : $64,585) |
| Median House Price (2012) : | $64,500 (North Dakota : $123,900, USA : $181,400) |