| City : | Monument City |
| County : | Grant County, Martin County |
| State : | Oregon (OR) |
| Land Area : | 0.51 sq mi |
| Water Area : | 0.00 sq mi |
| Latitude : | 44.8207972 |
| Longitude : | -119.4208427 |
| Population (2010): | 128 |
| Population Estimate (2012) : | 113 |
| Population Density : | 250.53/sq mi |
| Housing Units (2012) : | 82 |
| Median Household Income (2012) : | $33,250 (Oregon : $50,036, USA : $53,046) |
| Median Family Income (2012) : | $60,417 (Oregon : $61,438, USA : $64,585) |
| Median House Price (2012) : | $50,000 (Oregon : $246,100, USA : $181,400) |
Monument City Zip Codes
| 97864 (262) |