Thief River Falls, Minnesota

Thief River Falls, Minnesota
Soo Line depot, now City Hall
Location of the city of Thief River Falls
within Pennington County, Minnesota
Coordinates: 48°07′09″N 96°10′52″W / 48.11917°N 96.18111°W / 48.11917; -96.18111
Country United States
State Minnesota
CountyPennington
Platted (village)1887
Incorporated (city)September 15, 1896
Government
 • MayorMike Lorenson
Area
 • City
6.12 sq mi (15.85 km2)
 • Land5.92 sq mi (15.34 km2)
 • Water0.19 sq mi (0.50 km2)
Elevation
1,135 ft (346 m)
Population
 (2020)
 • City
8,749
 • Estimate 
(2022)
8,903
 • Density1,476.9/sq mi (570.25/km2)
 • Urban
8,892
 • Metro
13,845
Time zoneUTC−6 (Central (CST))
 • Summer (DST)UTC−5 (CDT)
ZIP Code
56701
Area code218
FIPS code27-64570
GNIS feature ID653129
Sales tax6.875%
Websitecitytrf.net

Thief River Falls, sometimes abbreviated as TRF, is a city and county seat of Pennington County in the northwest portion of the U.S. state of Minnesota. The population was 8,749 at the 2020 census.