Cities in Pennington County, Minnesota by Population (2024)

There are 7 cities in Pennington County, Minnesota.

Note: As defined by the US Census Bureau, a city's official boundaries often extend miles beyond the city itself and may even cross county lines. As such, several thousand US cities officially exist in two or more counties (and therefore appear on multiple counties' lists of cities.)

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City
Rank
State
2024 Population
2020 Census
Annual Change
Density (mi²)
Area (mi²)
Thief River Falls1Minnesota8,8168,836-0.06%1,4696
Red Lake Falls2Minnesota1,3321,347-0.3%6342.10
Oklee3Minnesota409415-0.49%5450.75
Plummer4Minnesota272275-0.37%1022.67
St. Hilaire5Minnesota253273-1.94%3240.78
Goodridge6Minnesota106110-0.94%5640.19
Trail7Minnesota38380%381

Note: City markers shown outside the county boundary mean that a part of the city extends into this county, but is primarily located in an adjacent county.

What is the largest city in Pennington County, Minnesota?

Thief River Falls is the largest city in Pennington County.

What is the smallest city in Pennington County, Minnesota?

Trail is the smallest city in Pennington County.

How many cities are in Pennington County?

There are 7 cities in Pennington County, Minnesota.

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