Printable Blank Map of South Dakota with Counties
Delineating all 66 counties across 77,116 square miles of the Northern Great Plains, this blank vector map of South Dakota captures the Mount Rushmore State bisected by the Missouri River into East River farmlands and West River ranching plateaus. Projected in NAD83 South Dakota North (EPSG:32134), it provides clean coordinate geometry for Black Hills mapping, tribal reservation tracking, and county governance studies.
About this Blank Map of South Dakota
This printable blank map represents South Dakota on the authentic NAD83 (2011) / WGS84 ellipsoidal datum. All 6 interactive visual variants—including Blank Outline, Counties Boundaries, Centroid Labels, Capital City Marker (Pierre), and High-Contrast Printer B&W—are generated synchronously from identical coordinate geometry.
| Specification | Value | Compliance & Source |
|---|---|---|
| Jurisdiction / Entity | South Dakota | US State |
| Subdivisions Rendered | 66 Counties | Verified Topological Polygon Mesh |
| Primary Capital City | Pierre | Marked on the capital variant |
| Cartographic Projection | SOUTH DAKOTA NORTH | Distortion-Minimized Coordinate Map |
| Reference Datum | NAD83 (2011) / WGS84 | NOAA NGS / EPSG:32134 (State Plane Coordinate System) |
South Dakota Counties at a Glance
- Counties
- 66
- Capital
- Pierre
- Population (2020)
- 886,668
- Land area
- 75,811 sq mi
Most populous counties
- Minnehaha County (Sioux Falls): 197,207 people, 22.2% of the state
- Pennington County (Rapid City): 109,226 people, 12.3% of the state
- Lincoln County (Canton): 65,158 people, 7.3% of the state
- Brown County (Aberdeen): 38,304 people, 4.3% of the state
- Brookings County (Brookings): 34,370 people, 3.9% of the state
Largest counties by land area
- Meade County (Sturgis): 3,470.9 sq mi
- Perkins County (Bison): 2,870.5 sq mi
- Pennington County (Rapid City): 2,776.8 sq mi
- Harding County (Buffalo): 2,671.6 sq mi
- Corson County (McIntosh): 2,469.7 sq mi
Neighboring states
Figures: US Census Bureau 2020 Census populations and Gazetteer land areas. The full sortable list with seats and FIPS codes is on the South Dakota county map & list page.
Geography Notes: South Dakota
South Dakota North Lambert Conformal Geodesy
Two State Plane zones (North and South) divide South Dakota along county boundaries to maintain horizontal accuracy.
Standard parallels at 44°25'N and 45°41'N anchor the North zone, preserving scale tolerances across the glacial prairie pothole region and the Cheyenne River plateau.
Surveyors aligning section corners with the Public Land Survey System rely on this datum realization for legal boundary integrity across varied prairie topography.
Conformal conic standard parallels preserve rectangular county outlines from the Minnesota border west to the Black Hills.
East River vs West River: The Missouri Divide
The Missouri River physically and culturally bisects South Dakota into two distinct regions.
East River features glaciated rolling plains, high-density corn and soybean farming, and the state's primary population centers in Minnehaha County (Sioux Falls) and Brown County (Aberdeen).
West River features semi-arid cattle rangeland, large tribal reservations (Pine Ridge, Rosebud, Cheyenne River), and the dramatic granite uplift of the Black Hills in Meade and Pennington counties.
Meade County in western South Dakota covers 3,471 square miles, making it the largest county in the state, larger than Delaware and Rhode Island combined.
Curated Classroom Activities & Spatial Labs for South Dakota
Pedagogical lesson plans and spatial analysis activities designed specifically for printable vector maps of South Dakota:
The Missouri River Reservoirs & East-West Cleavage Lab
Objective: Trace the Missouri River and analyze the economic contrast between East River and West River counties.
Materials: Printed blank map of South Dakota, blue highlighter, state physical atlas.
- Trace the Missouri River flowing through the center of the state, noting massive dams creating Lake Oahe, Lake Sharpe, Lake Francis Case, and Lewis and Clark Lake.
- Locate Hughes County (Pierre) as the state capital along the Missouri River, selected as a central compromise.
- Shade the Black Hills in Pennington, Custer, and Lawrence counties, locating Black Elk Peak (7,242 ft).
Tribal Sovereign Nations & County Overlay Study
Objective: Map the nine federally recognized Sioux (Lakota/Dakota) tribal reservations across South Dakota counties.
Materials: Printed South Dakota county outline map, colored pencils.
- Identify Oglala Lakota County, noting that it lies entirely within the Pine Ridge Indian Reservation.
- Highlight Todd County, encompassing the Rosebud Indian Reservation along the Nebraska border.
- Locate Minnehaha County (Sioux Falls) as the state's commercial financial and healthcare capital.
The 6 Synchronized Variants Explained
We generate 6 synchronized variations of South Dakota from the same master vector dataset. Each variant is aligned to identical coordinate geometry:
1. Blank Boundary Outline
The foundational boundary outline of South Dakota. Rendered with a clean exterior stroke and zero fill—the optimal version for in-class labeling exams, custom cartographic overlays, or clean graphic design.
2. With Subdivisions (66 Counties)
Displays the exterior boundary plus internal administrative borders for all 66 counties. Each subdivision possesses a unique SVG element ID for direct styling and choropleth shading in vector editors.
3. Labeled with True Centroids
Features authentic typographic labels positioned at each administrative territory's mathematical center of mass. Perfect as a master grading answer key or self-study reference sheet.
4. Adjacent-Contrast Color Fill
Filled using an adjacency-contrast pastel palette so neighboring jurisdictions never blend together. Excellent for tactile visual discrimination and regional geography units.
5. With Capital City (Pierre)
Pinpoints the official capital city of Pierre using a high-visibility star marker and typographic callout, positioned at precise geodetic coordinates.
6. High-Contrast Printer B&W
Optimized specifically for monochrome desktop laser and inkjet printers. Uses pure black vector paths (#000000) and ultra-clean white fills to prevent ink-bleeding and toner smudging.
Tools to Use With This Map
- Interactive US county mapZoom into county lines on a live map.
- What county am I in?Find your county from your device location.
- True size comparisonDrag South Dakota over other places to compare real areas.
- Map area calculatorDraw a shape and measure its area on the WGS84 ellipsoid.
- Color a mapShade regions online and download your own map.
South Dakota County Map & Full List
See 2020 Census populations, seats, land areas and FIPS codes for every county in South Dakota, with an on-page map and CSV export.
Need Definitions for Map Projections, SVG Vectors, or Centroids?
Explore our centralized Cartography Glossary for detailed definitions of national and global geodetic datums, equal-area vs. conformal projections, TopoJSON topological arcs, and choropleth classification standards.
Frequently Asked Questions About South Dakota Blank Maps
Authoritative answers to common questions regarding printing, licensing, vector customization, and curriculum use:
What is the largest county by land area in South Dakota?▼
Meade County in western South Dakota (seat: Sturgis) is the largest county by area at 3,471 square miles.
Why are South Dakotans divided into "East River" and "West River"?▼
The Missouri River physically bisects the state. East River is glaciated crop farming land with the majority of the population, while West River is unglaciated rangeland and mountains dominated by ranching and tourism.
What is unique about Oglala Lakota and Todd counties?▼
Oglala Lakota and Todd counties lie entirely within sovereign Indian reservations and have no independent county seats; their administrative functions are contracted to neighboring Fall River and Tripp counties.