| City : | Grand Junction City |
| County : | Greene County, Newton County |
| State : | Iowa (IA) |
| Land Area : | 0.97 sq mi |
| Water Area : | 0.00 sq mi |
| Latitude : | 42.0329649 |
| Longitude : | -94.2370225 |
| Population (2010): | 824 |
| Population Estimate (2012) : | 864 |
| Population Density : | 852.01/sq mi |
| Housing Units (2012) : | 383 |
| Median Household Income (2012) : | $39,250 (Iowa : $51,129, USA : $53,046) |
| Median Family Income (2012) : | $53,833 (Iowa : $64,772, USA : $64,585) |
| Median House Price (2012) : | $60,700 (Iowa : $123,000, USA : $181,400) |
Grand Junction City Zip Codes
| 50107 (1,099) |