Blue Earth County GIS Maps
Blue Earth County, Minnesota, has 69,112 residents and covers 747.8 square miles. The population grew 8% between the 2010 and 2020 census. More residents moved in than left over that decade. The FIPS code for Blue Earth County is 27013.
Mankato is the county's largest population center. Blue Earth County also includes 12 zip codes, 9 public school districts and 60 municipalities. Those boundaries help explain why population, schools, and housing can look different from one part of the county to another. The map below shows how those county lines, zip codes, and school districts fit together, and the sections that follow use that same geography to show population, demographics, school enrollment and housing patterns in more detail.
Maps, GIS layers and sample data. Paid packages add full layers, analytics and database files.
Blue Earth County Trends
- Population
- 69,112▴
- Median Home Value
- $252,800▴
- K-12 Enrollment
- 15,223▾
County analytics dashboards with historical trends & projections included in package downloads.
Free starter access previews county maps, lightweight GIS, and sample data. Paid packages unlock full GIS layers, analytics, and database files.
Blue Earth County Maps
The maps below show a few of the county map styles included in our downloads. County packages include map exports in JPEG, PNG, SVG, PDF and GeoTIFF formats plus more than 20 GIS layers for mapping, research and analysis. Available layers include zip codes, area codes, subdivisions, school districts, political boundaries, roads, water features, points of interest and more.
County packages also include historical county demographics, business intelligence, analytical dashboards, AI-ready prompts, markdown files and related reference data. Everything is organized to save hours of manual work collecting current data, cleaning it and joining it together. That makes it easier to move faster on analytics, due diligence, business planning and location research. Paid packages are built for commercial use, but some package contents include source-specific attribution or notice guidance. Review Licensing & Data Source Notices.
Blue Earth County Population
Blue Earth County had 69,112 residents in 2020. That was 8% higher than in 2010. Blue Earth County added 13,171 people between 2000 and 2020, which points to steady long-term growth. The county is fairly spread out, with about 92 people per square mile. Some of the county's most populated postal areas include Mankato, Lake Crystal and Eagle Lake.
Population Trend in Blue Earth County MN
Blue Earth County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Blue Earth County Zip Codes
Blue Earth County has 12 zip codes. Some of the county's most populated zip codes include Mankato (56001), Lake Crystal (56055) and Eagle Lake (56024). Mankato is the largest zip by population, with about 50,729 residents or 73% of the county total. Together, the three largest zips account for about 84% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Blue Earth County MN
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 56001 | Mankato | 50,729 | ▴ 9.5% |
| 56055 | Lake Crystal | 3,916 | ▴ 0.4% |
| 56024 | Eagle Lake | 3,580 | ▴ 29.8% |
| 56063 | Madison Lake | 2,945 | ▴ 8.1% |
| 56065 | Mapleton | 2,698 | ▾ -5.1% |
| Download all zip code data | |||
Blue Earth County Zip Code populations and trends per most recent census data.
Blue Earth County Demographics
Blue Earth County has a median age of 31.5, which makes the county a little younger than Minnesota overall. About 19.9% of residents are under 18, while 14.7% are 65 or older. That gives the county a fairly even mix of younger families and older adults. The largest age group is 25 to 44 at about 29.2% of the population, which points to a solid working-age base. About 34.5% of adults have a bachelor's degree or higher, above the statewide figure of 38.8%. The county is mostly White by population, though Hispanic, Asian, Black and multiracial residents are also part of the local mix.
Key Demographics for Blue Earth County MN
Median Age
31.5
Under 18
19.9%
Age 65+
14.7%
Bachelor's+
34.5%
Blue Earth County School Districts
Blue Earth County is served by 9 public school districts with 15,223 students enrolled in 2024. The largest districts on the county map are Mankato Public, New Ulm Public and Lake Crystal-Wellcome Memorial. Those three districts account for about 74% of public school enrollment in the map area. Total enrollment has stayed fairly steady in recent years, based on district totals from 2017 to 2024.
Largest School Districts by Enrollment in Blue Earth County MN
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Mankato Public School District | 8,219 | 54% | ▾ -0.7% |
| New Ulm Public School District | 2,127 | 14% | ▾ -0.4% |
| Lake Crystal-Wellcome Memorial | 957 | 6.3% | ▾ -0.4% |
| Maple River School District | 946 | 6.2% | ▴ 0.2% |
| St. Clair Public School District | 820 | 5.4% | — 0% |
| Download all school district data | |||
Blue Earth County school district enrollment and trends per most recent NCES reporting data.
Blue Earth County Housing & Real Estate
Blue Earth County has a median home value of $252,800 and a median gross rent of $1,076. About 62% of occupied homes in the county are owner-occupied, so the local housing market leans heavily toward ownership. Home values run below the Minnesota median, while rents come in below the state average. In March 2026, the median listing price was $320,900 and homes spent about 68 days on the market.
Blue Earth County Housing Mix
Blue Earth County housing mix: owner, renter and vacant units.
Blue Earth County Housing Trends
Blue Earth County median home value and rent trend (last 5 years).
Businesses in Blue Earth County, MN
Blue Earth County has 3,552 business listings across 641 categories. The largest categories in Blue Earth County business listings are Churches & Religious Organizations (71, 2.0%), Real Estate Agents (58, 1.6%), and Contractors (56, 1.6%). The full Blue Earth County business listings dataset includes names, categories, addresses and contact details where available. Blue Earth County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Blue Earth County, MN
| Category | Businesses | Share |
|---|---|---|
| Churches & Religious Organizations | 71 | 2.0% |
| Real Estate Agents | 58 | 1.6% |
| Contractors | 56 | 1.6% |
| Parks & Recreation | 51 | 1.4% |
| Insurance Agencies | 48 | 1.4% |
| Landmark And Historical Building | 45 | 1.3% |
| Auto Repair | 43 | 1.2% |
| Community & Nonprofits | 41 | 1.2% |
| Banks & Credit Unions | 40 | 1.1% |
| Beauty Salons | 39 | 1.1% |
Blue Earth County Business Listings
| Business | Category | City |
|---|---|---|
| Stages of Change Center, LLC | Abuse And Addiction Treatment | Mankato |
| Barnes & Noble Bookstore | Academic Bookstore | Mankato |
| The Summit & Jacob Heights | Accommodation | Mankato |
| Frost Accounting | Accountant | Mankato |
| Misfit Acres | Active Life | Amboy |
| AGE Acupuncture | Acupuncture | Madison Lake |
| Addiction Rehab Mankato | Addiction Rehabilitation Center | Mankato |
| Pure Pleasure | Adult Entertainment | Mankato |
| HARDKOR OUTDOORS | Adventure Sports Center | North Mankato |
| PresenceMaker | Advertising Agency | Mankato |
| Download Blue Earth County business listings | ||
Blue Earth County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Blue Earth County Basemaps
Blue Earth County map and data packages include a set of useful basemaps to help you get started quickly. These include a custom light grey canvas, USGS topo, imagery and other reference layers that make it easier to build clear, meaningful county maps using the included GIS layers, your own data or both. Pre-rendered map tiles for the light grey basemap are included so you can use them offline or host them on your own CDN.
Get the Full Blue Earth County Data Package
This page shows a preview of what's included in the Blue Earth County data package. The full package gives you a ready-to-use county data system with GIS layers, historical data, maps, database files and planning tools that save hours of manual data gathering, cleanup and joins. Everything is organized to help you skip data wrangling and start analysis faster.
- 20+ GIS layers for zip codes, school districts, roads, water, boundaries and more
- Historical county demographics, housing, income and trend data
- ZIP code population files and school district enrollment history
- Database files, markdowns, AI-ready prompts and documentation
- Map exports in PNG, JPEG, PDF, SVG and GeoTIFF formats
- Offline-ready data explorer, map and analytics tools
Paid packages support commercial use, client work, and derived outputs. Some package contents may include source-specific attribution or provider notices. See Licensing & Data Source Notices.
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Nearby Counties
Browse county data pages for the counties that border Blue Earth County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.