Hanson County, SD Elevation & Topographic Map

Elevation
1,420 ft 435 m1,370 ft 415 m1,340 ft 410 m1,280 ft 390 m1,220 ft 375 m1,200 ft 365 m
Contours every 500 ft, bold every 2,500 ft
USGS 3DEP · U.S. Census Bureau
How to use this mapviews, tools and data
- Elevation
- Ground colored by height from green (lowest) to white (highest), with contour lines every 40–500 ft (USGS data).
- Satellite
- A 2016 satellite photo at 33 ft (10 m) detail; contours off.
- 3D
- Tilt and turn the terrain; hills are raised 1.5×, or set ×1 for true height.
- Click or tap anywhere
- The exact elevation of that spot in ft and m.
- Measure
- Pick two points for the climb, descent and grade along a straight line.
- County area
- Fades everything outside the official county boundary (US Census).
Elevation Data
Hanson County averages about 1,330 ft (405 m) above sea level across all its land. Its ground runs from 1,200 ft on the south side to 1,420 ft on the northeast side.
Average elevation
1,330 ft 405 m
all land inside the county
Highest
1,420 ft 435 m
on the northeast side
Lowest
1,200 ft 365 m
on the south side
Hanson County spans about 220 ft of height, so no single spot tells the whole story. The ruler shows where most of its land lies, and where the other numbers you'll see come from.
| Figure | Elevation |
|---|---|
| Average of all land | 1,330 ft405 m |
| Highest point Inside the county, on the northeast side | 1,420 ft435 m |
| Lowest point Inside the county, on the south side | 1,200 ft365 m |
Elevation profile, west to east
18 mi west to east through Alexandria.
Topographic Map
- Location
- County in South Dakota, United States
- Population
- 3,477 2024 est.
- Land area
- 434.6 sq mi + 0.8 sq mi water
- Density
- 8.0 per sq mi
- Time zone
- Central UTC−6 / −5
- Landform region
- Central Lowland
- Drains to
- Gulf of America
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Sources: U.S. Census Bureau, USGS
Nearby Places
Neighboring counties sharing a border, by average
- McCook County1,500 ft
- Miner County1,490 ft
- Hutchinson County1,390 ft
- Davison County1,380 ft
- Hanson County1,330 ft
- Sanborn County1,300 ft
Rankings by average elevation
- Counties in South Dakota61st highest of 66
- Counties in the United States974th highest of 3,151
Peaks and hills highest inside
- Medicine Butte (historical), Hanson County1,310 ft
All 20 towns in Hanson County by typical elevation
- Farmer1,390 ft
- Emery1,380 ft
- Pleasant Township, Hanson County1,380 ft
- Edgerton Township1,380 ft
- Spring Lake Township, Hanson County1,370 ft
- Alexandria1,350 ft
- Taylor Township1,350 ft
- Jasper Township1,350 ft
- Fairview Township, Hanson County1,330 ft
- Wayne Township, Hanson County1,330 ft
- Fulton1,330 ft
- Worthen Township1,330 ft
- Millbrook Colony1,320 ft
- Beulah Township, Hanson County1,310 ft
- Oak Lane Colony1,310 ft
- Rosedale Township1,310 ft
- Plano Township1,300 ft
- Hanson Township1,300 ft
- Rockport Colony1,250 ft
- Rosedale Colony1,250 ft
How we measure
- Average: every USGS 3DEP bare-earth cell of land inside the Census county boundary (TIGER/Line, Jan 1 2026), weighted equally, on a 1 arc-second (≈100 ft, 30 m) grid. Land means the boundary minus Census area water.
- Highest and lowest: the highest land cell. Lowest: the lowest land cell; coastal ground within 3 ft (1 m) of named tidal water counts as sea level.
- Nearby Places: neighboring counties and rankings use each one's average elevation, on its own grid, the same figure its page shows. Peaks and hills: the highest summits inside the county with at least 980 ft (300 m) of prominence, then the highest federal (GNIS) summits inside it when there are fewer than 5; each is the 3DEP top on a ~7 ft (2 m) window, or the NGS published height when a usable survey mark sits within 160 ft (50 m) of it (shown as published).
- Towns: each town's typical elevation (population-weighted median of its own 2020 blocks at 1 arc-second); a town is listed when any of its 2020 residents live in the county.
- Rounding: computed heights are rounded to 10 ft (5 m), or to 1 ft (1 m) under 100 ft; 3DEP is good to about a meter, not a foot. Published figures (NGS survey heights) are shown as their publisher gives them.
- Datum: North American Vertical Datum of 1988 (NAVD 88). NGS plans to replace NAVD 88 with a new datum (NAPGD2022); heights will then shift slightly.
- Sources: USGS 3DEP, GNIS, Watershed Boundary Dataset and physiographic provinces; U.S. Census Bureau (TIGER boundaries and water, 2020 blocks, 2024 population estimates, county adjacency); NOAA NGS survey heights; BTS time zones. All public domain.