| Zip Code : | 56701 |
| City : | Thief River Falls city |
| County : | Marshall County, Pennington County |
| State : | Minnesota (MN) |
| | |
| Land Area : | 381.42 sq mi |
| Water Area : | 1.53 sq mi |
| Latitude : | 48.1211947 |
| Longitude : | -96.1920344 |
| | |
| Population (2010): | 12,690 |
| Population Estimate (2012) : | 12,520 |
| Population Density : | 33.27/sq mi |
| Housing Units (2012) : | 5,693 |
| Median Household Income (2012) : | $48,741 (Minnesota : $59,126, USA : $53,046) |
| Median Family Income (2012) : | $63,941 (Minnesota : $74,032, USA : $64,585) |
| Median House Price (2012) : | $105,200 (Minnesota : $194,300, USA : $181,400) |