Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

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zipcodes.pro — STATE/MN/COUNTY/BLUE-EARTH

Blue Earth County, MN ZIP codes

There are 13 ZIP codes in Blue Earth County, MN, in 12 towns, from 56001 to 56090. The largest are 56001 (Mankato), 56055 (Lake Crystal) and 56024 (Eagle Lake).

The county seat is Mankato.

ZIP codes
13
Towns
12
County seat
Mankato
County FIPS
27013
Population
69,871
Median household income
$74,477
Land area
748 sq mi
Area code
507
Metro area
Mankato

Blue Earth County ZIP codes by town

Mankato (county seat)
56001, 56002

Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.

Map of Blue Earth County ZIP codes

56001560025601056024560345603756055560635606556068560785608056090

The ZIP codes of Blue Earth County, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Blue Earth County in numbers

About 69,871 people live in Blue Earth County, in 27,606 households, the 13th most populous of Minnesota's 87 counties. The median household income is $74,477 a year, 16% below the Minnesota median of $89,062 (US: $80,734). The median owner-occupied home is valued at $266,700 (19% below the Minnesota median), and median gross rent is $1,123 a month. The median age is 31.6; 34.2% of adults 25 and over hold a bachelor's degree or higher (39.4% across Minnesota); the average commute takes 17 minutes.

Population69,871Blue Earth69,871
Households27,606Blue Earth27,606
Median age31.6Blue Earth31.6Minnesota38.8US 38.9
Median household income$74,477Blue Earth$74,477Minnesota$89,062US $80,734
Median home value$266,700Blue Earth$266,700Minnesota$329,300US $332,700
Median gross rent$1,123Blue Earth$1,123Minnesota$1,280US $1,413
Bachelor's degree or higher34.2%Blue Earth34.2%Minnesota39.4%US 35.7%
Mean commute16.8 minBlue Earth16.8 minMinnesota22.7 minUS 26.4 min
Population density93 / sq miBlue Earth93 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.

Largest towns in Blue Earth County

Largest towns in Blue Earth County
TownZIP codesPopulation
Mankato 2 45,473
Eagle Lake 1 3,281
Lake Crystal 1 2,606
Mapleton 1 1,728
Madison Lake 1 1,322
St. Clair 1 710
Minnesota Lake 1 687
Amboy 1 602
Good Thunder 1 456
Vernon Center 1 329
Pemberton 1 223
Garden City 1 194

Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.

Neighbouring counties

Counties that share a ZIP code with Blue Earth County.

Not sure you are in Blue Earth County? What county am I in? answers from your location, near a county line included.

Every ZIP code in Blue Earth County, with figures

ZIP codes in Blue Earth County
ZIP City Type Population Median income Median home
56001 Mankato , MN Standard 51,585 $69,531 $276,700
56002 Mankato , MN No street area — — —
56010 Amboy , MN Standard 1,159 $80,156 $167,900
56024 Eagle Lake , MN Standard 3,647 $95,357 $285,600
56034 Garden City , MN Standard 393 $98,750 $191,400
56037 Good Thunder , MN Standard 1,374 $78,750 $258,400
56055 Lake Crystal , MN Standard 3,898 $90,987 $226,100
56063 Madison Lake , MN Standard 3,221 $102,391 $416,300
56065 Mapleton , MN Standard 2,766 $92,933 $223,100
56068 Minnesota Lake , MN Standard 1,041 $74,250 $191,800
56078 Pemberton , MN Standard 451 $80,208 $200,000
56080 Saint Clair , MN Standard 672 $105,398 $214,900
56090 Vernon Center , MN Standard 596 $73,750 $188,600

Cite this page

zipcodes.pro. “Blue Earth County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/mn/county/blue-earth

Underlying data is public domain or openly licensed — sources, vintages and licences.