Winona County GIS Maps
Winona County, Minnesota, has 49,671 residents across 25,435 parcels and covers 626.1 square miles. The population declined 3.5% between the 2010 and 2020 census. More residents left than arrived over that decade. The FIPS code for Winona County is 27169.
Winona is the county's largest population center. Winona County also includes 8 zip codes, 7 public school districts and 55 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 parcel data, population, demographics, school enrollment and housing patterns in more detail.
Maps, GIS layers, Parcels and sample data. Paid packages add full layers, analytics and database files.
Winona County Trends
- Population
- 49,671▾
- Median Home Value
- $222,900▴
- K-12 Enrollment
- 8,977▾
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.
Winona 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.
Winona County Parcels
Winona County has 25,435 mapped parcels covering 401,813 acres. The median assessed value is $231,100. The median lot size is 0.49 acres. 5,856 parcels are 10 acres or larger. The records carry 16,495 distinct owner names. Assessed values and lot sizes are on nearly every parcel. Owner names reach 97.1%. Mailing addresses reach 95.6%. Browse the interactive Winona County Parcel viewer here.
Winona County Parcel Data Coverage
| Field | Parcels | Coverage |
|---|---|---|
| Parcel ID | 25,435 | 100% |
| Owner name | 24,699 | 97.1% |
| Owner mailing address | 24,313 | 95.6% |
| Site address | 18,119 | 71.2% |
| Land use code | 24,425 | 96.0% |
| Land use description | 0 | 0% |
| Assessed value | 25,435 | 100% |
| Land value | 25,435 | 100% |
| Improvement value | 25,435 | 100% |
| Acreage | 25,427 | 99.9% |
| Parcel boundary | 25,435 | 100% |
| Download all Winona County parcels. | ||
Field coverage measured across all Winona County parcel records.
Winona County Population
Winona County had 49,671 residents in 2020. That was 3.5% lower than in 2010. Winona County had 314 fewer people in 2020 than it did in 2000, which points to a long-term population decline. The county is fairly spread out, with about 79 people per square mile. Some of the county's most populated postal areas include Winona, Saint Charles and Lewiston.
Population Trend in Winona County MN
Winona County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Winona County Zip Codes
Winona County has 8 zip codes. Some of the county's most populated zip codes include Winona (55987), Saint Charles (55972) and Lewiston (55952). Winona is the largest zip by population, with about 34,010 residents or 68% 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 Winona County MN
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 55987 | Winona | 34,010 | ▾ -4.5% |
| 55972 | Saint Charles | 5,265 | ▴ 5.4% |
| 55952 | Lewiston | 2,354 | ▾ -6.9% |
| 55959 | Minnesota City | 2,230 | ▾ -3.9% |
| 55910 | Altura | 1,361 | ▾ -4.4% |
| Download all zip code data | |||
Winona County Zip Code populations and trends per most recent census data.
Winona County Demographics
Winona County has a median age of 36.1, which makes the county a little younger than Minnesota overall. About 17.9% of residents are under 18, while 18.2% 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 26.7% of the population, which points to a solid working-age base. About 32.1% 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 Winona County MN
Median Age
36.1
Under 18
17.9%
Age 65+
18.2%
Bachelor's+
32.1%
Winona County School Districts
Winona County is served by 7 public school districts with 8,977 students enrolled in 2024. The largest districts on the county map are Winona Area Public, Houston Public and Plainview-Elgin-Millville. Those three districts account for about 65% of public school enrollment in the map area. Total enrollment has stayed fairly steady in recent years, but it is slightly lower than it was in 2017.
Largest School Districts by Enrollment in Winona County MN
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Winona Area Public School District | 2,465 | 27.5% | ▴ 1.3% |
| Houston Public School District | 1,934 | 21.5% | ▾ -3.3% |
| Plainview-Elgin-Millville | 1,405 | 15.7% | ▾ -4.2% |
| La Crescent-Hokah School District | 998 | 11.1% | ▾ -2.2% |
| St. Charles Public School District | 936 | 10.4% | ▾ -3.3% |
| Download all school district data | |||
Winona County school district enrollment and trends per most recent NCES reporting data.
Winona County Housing & Real Estate
Winona County has a median home value of $222,900 and a median gross rent of $866. About 69% 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 $321,250 and homes spent about 33 days on the market.
Winona County Housing Mix
Winona County housing mix: owner, renter and vacant units.
Winona County Housing Trends
Winona County median home value and rent trend (last 5 years).
Businesses in Winona County, MN
Winona County has 2,153 business listings across 484 categories. The largest categories in Winona County business listings are Churches & Religious Organizations (62, 2.9%), Parks & Recreation (45, 2.1%), and Auto Repair (37, 1.7%). The full Winona County business listings dataset includes names, categories, addresses and contact details where available. Winona County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Winona County, MN
| Category | Businesses | Share |
|---|---|---|
| Churches & Religious Organizations | 62 | 2.9% |
| Parks & Recreation | 45 | 2.1% |
| Auto Repair | 37 | 1.7% |
| Farm | 29 | 1.3% |
| Professional Services | 28 | 1.3% |
| Community & Nonprofits | 27 | 1.3% |
| Real Estate Agents | 25 | 1.2% |
| Business Manufacturing And Supply | 24 | 1.1% |
| Bars & Nightlife | 24 | 1.1% |
| Beauty Salons | 23 | 1.1% |
Winona County Business Listings
| Business | Category | City |
|---|---|---|
| Saint Mary's University of Minnesota Bookstore | Academic Bookstore | Winona |
| Hillview Apartments | Accommodation | Goodview |
| Payroll Vault | Accountant | Winona |
| Minn City Boat Club | Active Life | Minnesota City |
| Winona Community Acupuncture | Acupuncture | Winona |
| Corey Koehler Media | Advertising Agency | Goodview |
| Ag Partners Coop | Agricultural Cooperatives | Lewiston |
| Winona Attrition Mill | Agricultural Service | Winona |
| Hauge Show Cattle | Agriculture | Winona |
| Winona Municipal Max Conrad Field | Airport | Winona |
| Download Winona County business listings | ||
Winona County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Winona County Basemaps
Winona 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 Winona County Data Package
This page shows a preview of what's included in the Winona 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 parcels, 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 Winona County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.