Pennington County

Minnesota

Population

13,652

Area

616.54 sq mi

Cities

Density

22/sq mi

Overview

Pennington County is located in Minnesota with a population of 13,652 residents and covers an area of 616.54 sq mi. The county includes 3 cities, including Thief River Falls, St. Hilaire and Goodridge.

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Cities in Pennington County

Pennington County includes the following 3 cities and communities:

•Thief River Falls(8,779 residents)
•St. Hilaire(256 residents)
•Goodridge(107 residents)

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Related Counties

Browse information about other Minnesota counties:

Aitkin, Anoka, Becker, Beltrami, Benton, Big Stone, Blue Earth, Brown, Carlton, Carver, Cass, Chippewa, Chisago, Clay, Clearwater... view all 86 counties

Additional Information

For comprehensive county information, demographics, and detailed statistics, visit the Minnesota Counties Directory.

Last updated: December 18, 2025.