Blue Earth County
Minnesota
Population
70,700
Area
752.36 sq mi
Cities
13
Density
94/sq mi
Overview
Blue Earth County is located in Minnesota with a population of 70,700 residents and covers an area of 752.36 sq mi. The county includes 13 cities, including Mankato, North Mankato, Eagle Lake, Lake Crystal and Mapleton and others.
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Cities in Blue Earth County
Blue Earth County includes the following 13 cities and communities:
- •Mankato(46,459 residents)
- •North Mankato(14,241 residents)
- •Eagle Lake(3,333 residents)
- •Lake Crystal(2,485 residents)
- •Mapleton(1,639 residents)
- •Madison Lake(1,314 residents)
- •St. Clair(717 residents)
- •Minnesota Lake
Related Counties
Browse information about other Minnesota counties:
Additional Information
For comprehensive county information, demographics, and detailed statistics, visit the Minnesota Counties Directory.
Last updated: December 18, 2025.