Johnson County, WY Elevation & Topographic Map

Elevation
13,170 ft 4,015 m10,800 ft 3,290 m9,610 ft 2,930 m7,240 ft 2,210 m4,870 ft 1,485 m3,690 ft 1,125 m
Zoom in for contour lines
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
Johnson County averages about 5,570 ft (1,695 m) above sea level across all its land. Its ground runs from 3,690 ft on the northeast side to 13,167 ft on Cloud Peak.
Average elevation
5,570 ft 1,695 m
all land inside the county
Highest
13,167 ft 4,013 m
on Cloud Peak
Lowest
3,690 ft 1,125 m
on the northeast side
Johnson County spans about 9,480 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 | 5,570 ft1,695 m |
| Highest point Inside the county, on Cloud Peak (NGS survey height) | 13,167 ft4,013 m |
| Lowest point Inside the county, on the northeast side | 3,690 ft1,125 m |
Elevation profile, west to east
58 mi west to east through Buffalo.
Topographic Map
- Location
- County in Wyoming, United States
- Population
- 8,803 2024 est.
- Land area
- 4,154.2 sq mi + 20.4 sq mi water
- Density
- 2.1 per sq mi
- Time zone
- Mountain UTC−7 / −6
- Landform regions
- Great Plains 66%, Middle Rocky Mountains 34%
- Drains to
- Gulf of America
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Sources: U.S. Census Bureau, USGS
Nearby Places
Neighboring counties sharing a border, by average
- Natrona County6,080 ft
- Johnson County5,570 ft
- Converse County5,430 ft
- Big Horn County5,410 ft
- Washakie County5,240 ft
- Sheridan County5,150 ft
- Campbell County4,480 ft
Rankings by average elevation
- Counties in Wyoming13th highest of 23
- Counties in the United States137th highest of 3,151
Peaks and hills highest inside
- Cloud Peak13,167 ft
- Bomber Mountain12,850 ft
- Penrose Peak12,450 ft
- Bighorn Peak12,327 ft
- Darton Peak12,270 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 2 arc-second (≈200 ft, 62 m) grid, coarsened from 1 arc-second so the whole area fits one run. Land means the boundary minus Census area water (on this grid, water areas of at least half a cell).
- Highest and lowest: the highest land cell, re-read at 1 arc-second around the 25 highest grid cells; it is a named summit, so its height is the peak method: the 3DEP top on a ~7 ft (2 m) window, or the NGS published height when a survey mark sits within 160 ft (50 m) of it. Lowest: the lowest land cell, re-read at 1 arc-second around the 25 lowest grid cells; coastal ground within 3 ft (1 m) of named tidal water counts as sea level.
- Pits: the lowest point is the lowest ground outside closed hollows (quarry floors, mine pits, terrain-model artifacts): any hollow under 0.4 sq mi (1 km²), and any hollow under 2 sq mi (5 km²) whose floor is more than 100 ft (30 m) below its rim; and outside patches below sea level of under 0.4 sq mi (1 km²). The single lowest 3DEP cell, 3,690 ft at 44.5585° N, 106.0929° W, is in such a hollow or patch and is not counted.
- 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.