Deuel County GIS Maps
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Deuel County, South Dakota, has 4,295 residents and covers 622.7 square miles. The population declined 1.6% between the 2010 and 2020 census. More residents left than arrived over that decade. The FIPS code for Deuel County is 46039.
Clear Lake is the county's largest population center. Deuel County also includes 7 zip codes, 3 public school districts and 38 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.
Deuel County Trends
- Population
- 4,295▾
- Median Home Value
- $180,100▴
- K-12 Enrollment
- 1,271▴
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.
Deuel 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.
Deuel County Population
Deuel County had 4,295 residents in 2020. That was 1.6% lower than in 2010. Deuel County had 203 fewer people in 2020 than it did in 2000, which points to a long-term population decline. Clear Lake is the largest city in the county, but it accounts for only about 28% of the total population. The county is fairly spread out, with about 7 people per square mile. Some of the county's most populated postal areas include Clear Lake, Estelline and Gary.
Population Trend in Deuel County SD
Deuel County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Deuel County Zip Codes
Deuel County has 7 zip codes. Some of the county's most populated zip codes include Clear Lake (57226), Estelline (57234) and Gary (57237). Clear Lake is the largest zip by population, with about 2,021 residents or 47% of the county total. Together, the three largest zips account for about 91% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Deuel County SD
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 57226 | Clear Lake | 2,021 | ▾ -2.5% |
| 57234 | Estelline | 1,256 | ▾ -1.4% |
| 57237 | Gary | 650 | ▾ -2.3% |
| 57238 | Goodwin | 498 | ▴ 3.1% |
| 57268 | Toronto | 466 | ▴ 5.2% |
| Download all zip code data | |||
Deuel County Zip Code populations and trends per most recent census data.
Deuel County Demographics
Deuel County has a median age of 42, which makes the county a little older than South Dakota overall. About 24.3% of residents are under 18, while 21.9% 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 24.1% of adults have a bachelor's degree or higher, above the statewide figure of 31.1%. The county is mostly White by population, though Hispanic, Asian, Black and multiracial residents are also part of the local mix.
Key Demographics for Deuel County SD
Median Age
42
Under 18
24.3%
Age 65+
21.9%
Bachelor's+
24.1%
Deuel County School Districts
Deuel County is served by 3 public school districts with 1,271 students enrolled in 2024. The largest districts on the county map are Deuel 19-4, Deubrook 05-6 and Estelline 28-2. Those three districts account for about 100% of public school enrollment in the map area. Total enrollment has grown modestly since 2017 across the districts shown on the county map.
Largest School Districts by Enrollment in Deuel County SD
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Deuel School District 19-4 | 550 | 43.3% | ▴ 1.1% |
| Deubrook School District 05-6 | 429 | 33.8% | ▴ 2.9% |
| Estelline School District 28-2 | 292 | 23% | ▴ 6.2% |
| Download all school district data | |||
Deuel County school district enrollment and trends per most recent NCES reporting data.
Deuel County Housing & Real Estate
Deuel County has a median home value of $180,100 and a median gross rent of $668. About 81% 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. In March 2026, the median listing price was $304,200 and homes spent about 69 days on the market.
Deuel County Housing Mix
Deuel County housing mix: owner, renter and vacant units.
Deuel County Housing Trends
Deuel County median home value and rent trend (last 5 years).
Businesses in Deuel County, SD
Deuel County has 205 business listings across 125 categories. The largest categories in Deuel County business listings are Churches & Religious Organizations (13, 6.3%), Lake (12, 5.9%), and Public And Government Association (5, 2.4%). The full Deuel County business listings dataset includes names, categories, addresses and contact details where available. Deuel County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Deuel County, SD
| Category | Businesses | Share |
|---|---|---|
| Churches & Religious Organizations | 13 | 6.3% |
| Lake | 12 | 5.9% |
| Public And Government Association | 5 | 2.4% |
| Post Offices | 5 | 2.4% |
| Community & Nonprofits | 5 | 2.4% |
| Car Dealerships | 4 | 2.0% |
| Farm | 4 | 2.0% |
| Agricultural Service | 4 | 2.0% |
| Religious Organization | 3 | 1.5% |
| Bars & Nightlife | 3 | 1.5% |
Deuel County Business Listings
| Business | Category | City |
|---|---|---|
| David Roof, CPA | Accountant | Clear Lake |
| Lorenzen Equipment | Agricultural Service | Gary |
| Clear Lake Municipal Airport | Airport | Clear Lake |
| Pine Pocket Productions | Arts And Crafts | Clear Lake |
| Big Country Fireworks | Arts And Entertainment | Revillo |
| Good Samaritan Society - Deuel County | Assisted Living Facility | Clear Lake |
| Lake Cochrane Golf Course | Attractions And Activities | Gary |
| Pieper Melvin Auctioneer | Auction House | Gary |
| Countryside Auto Body & Sales | Auto Body Shop | Gary |
| Fritz Chevy, Inc | Automotive | Clear Lake |
| Download Deuel County business listings | ||
Deuel County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Deuel County Basemaps
Deuel 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 Deuel County Data Package
This page shows a preview of what's included in the Deuel 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 Deuel County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.