Reagan County, TX Elevation & Topographic Map

Elevation
2,960 ft 900 m2,810 ft 855 m2,730 ft 835 m2,580 ft 790 m2,440 ft 740 m2,360 ft 720 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
Reagan County averages about 2,660 ft (810 m) above sea level across all its land. Its ground runs from 2,360 ft on the east side to 2,960 ft on the southwest side.
Average elevation
2,660 ft 810 m
all land inside the county
Highest
2,960 ft 900 m
on the southwest side
Lowest
2,360 ft 720 m
on the east side
Reagan County spans about 600 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 | 2,660 ft810 m |
| Highest point Inside the county, on the southwest side | 2,960 ft900 m |
| Lowest point Inside the county, on the east side | 2,360 ft720 m |
Elevation profile, west to east
30 mi west to east through Big Lake.
Topographic Map
- Location
- County in Texas, United States
- Population
- 3,139 2024 est.
- Land area
- 1,175.3 sq mi + 0.7 sq mi water
- Density
- 2.7 per sq mi
- Time zone
- Central UTC−6 / −5
- Landform region
- Great Plains
- Drains to
- Gulf of America 71%, Big Lake basin (does not reach the sea) 21%
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Sources: U.S. Census Bureau, USGS
Nearby Places
Neighboring counties sharing a border, by average
- Upton County2,730 ft
- Reagan County2,660 ft
- Glasscock County2,650 ft
- Sterling County2,480 ft
- Crockett County2,430 ft
- Irion County2,410 ft
- Tom Green County2,070 ft
Rankings by average elevation
- Counties in Texas49th highest of 254
- Counties in the United States452nd highest of 3,151
Peaks and hills highest inside
- Moore Hill2,610 ft
The one town in Reagan County
- Big Lake2,690 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.