Mellette County GIS Maps
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Mellette County, South Dakota, has 1,918 residents and covers 1,307.3 square miles. The population declined 6.3% between the 2010 and 2020 census. More residents left than arrived over that decade. The FIPS code for Mellette County is 46095.
White River is the county's largest population center. Mellette County also includes 4 zip codes, 2 public school districts and 34 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.
Mellette County Trends
- Population
- 1,918▾
- Median Home Value
- $63,000▴
- K-12 Enrollment
- 600▴
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.
Mellette 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.
Mellette County Population
Mellette County had 1,918 residents in 2020. That was 6.3% lower than in 2010. Mellette County had 165 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 1 people per square mile. Some of the county's most populated postal areas include White River, Norris and Belvidere.
Population Trend in Mellette County SD
Mellette County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Mellette County Zip Codes
Mellette County has 4 zip codes. Some of the county's most populated zip codes include White River (57579), Norris (57560) and Belvidere (57521). White River is the largest zip by population, with about 1,191 residents or 62% of the county total. Together, the three largest zips account for about 95% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Mellette County SD
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 57579 | White River | 1,191 | ▾ -10.5% |
| 57560 | Norris | 383 | ▾ -12.2% |
| 57521 | Belvidere | 240 | ▴ 43.7% |
| 57585 | Wood | 214 | ▾ -5.3% |
| Download all zip code data | |||
Mellette County Zip Code populations and trends per most recent census data.
Mellette County Demographics
Mellette County has a median age of 31, which makes the county a little younger than South Dakota overall. About 31.6% of residents are under 18, while 15.2% are 65 or older. That gives the county a fairly even mix of younger families and older adults. The largest age group is Under 18 at about 31.6% of the population, which suggests the county has a notable share of children and family households. About 16.3% of adults have a bachelor's degree or higher, above the statewide figure of 31.1%. The county has a more diverse population mix, with no single race or ethnicity accounting for all of the local story.
Key Demographics for Mellette County SD
Median Age
31
Under 18
31.6%
Age 65+
15.2%
Bachelor's+
16.3%
Mellette County School Districts
Mellette County is served by 2 public school districts with 600 students enrolled in 2024. Several larger districts account for a substantial share of students across the county map area. Those three districts account for about 100% 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 Mellette County SD
| District | Enrollment | Share | Trend |
|---|---|---|---|
| White River School District 47-1 | 420 | 70% | ▴ 1% |
| Jones County School District 37-3 | 180 | 30% | ▾ -1.6% |
| Download all school district data | |||
Mellette County school district enrollment and trends per most recent NCES reporting data.
Mellette County Housing & Real Estate
Mellette County has a median home value of $63,000 and a median gross rent of $737. About 60% of occupied homes in the county are owner-occupied, so the local housing market leans heavily toward ownership. Home values run below the South Dakota median, while rents come in below the state average. Recent listing data helps show how the county housing market is moving right now.
Mellette County Housing Mix
Mellette County housing mix: owner, renter and vacant units.
Mellette County Housing Trends
Mellette County median home value and rent trend (last 5 years).
Businesses in Mellette County, SD
Mellette County has 46 business listings across 34 categories. The largest categories in Mellette County business listings are Churches & Religious Organizations (3, 6.5%), Elementary School (3, 6.5%), and Gas Stations (3, 6.5%). The full Mellette County business listings dataset includes names, categories, addresses and contact details where available. Mellette County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Mellette County, SD
| Category | Businesses | Share |
|---|---|---|
| Churches & Religious Organizations | 3 | 6.5% |
| Elementary School | 3 | 6.5% |
| Gas Stations | 3 | 6.5% |
| Bridge | 2 | 4.3% |
| High School | 2 | 4.3% |
| Bars & Nightlife | 2 | 4.3% |
| Structure And Geography | 2 | 4.3% |
| Post Offices | 2 | 4.3% |
| Grocery Stores | 2 | 4.3% |
| Propane Supplier | 1 | 2.2% |
Mellette County Business Listings
| Business | Category | City |
|---|---|---|
| Butte View Ranch - Roger & Matt Glynn | Agriculture | Belvidere |
| The Exchange Network | ATMs | White River |
| Roundup Bar & Grill | Bars & Nightlife | White River |
| Stamford Bridge (Cedar Butte, South Dakota) | Bridge | Belvidere |
| White River Drive Inn | Burger Restaurant | White River |
| Holy Family Church | Catholic Church | Mellette County |
| Mellette County Clerk of Court | Central Government Office | White River |
| Saint Thomas Church | Churches & Religious Organizations | Mellette County |
| Gus Stop 2 | Convenience Stores | White River |
| Mellette County Courthouse | Courthouse | White River |
| Download Mellette County business listings | ||
Mellette County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Mellette County Basemaps
Mellette 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 Mellette County Data Package
This page shows a preview of what's included in the Mellette 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 Mellette County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.