Martin County

Minnesota

Population

19,561

Area

709.34 sq mi

Cities

Density

28/sq mi

Overview

Martin County is located in Minnesota with a population of 19,561 residents and covers an area of 709.34 sq mi. The county includes 10 cities, including Fairmont, Truman, Sherburn, Welcome and Trimont and others.

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Cities in Martin County

Martin County includes the following 10 cities and communities:

•Fairmont(10,176 residents)
•Truman(1,069 residents)
•Sherburn(1,050 residents)
•Welcome(695 residents)
•Trimont(689 residents)
•Ceylon(295 residents)
•Granada(281 residents)
•Northrop

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.