Zapata County, TX Elevation & Topographic Map

Elevation
870 ft 265 m720 ft 220 m650 ft 195 m500 ft 150 m350 ft 105 m280 ft 85 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
Zapata County averages about 440 ft (135 m) above sea level across all its land. Its ground runs from 280 ft on the south side to 870 ft on the northeast side.
Average elevation
440 ft 135 m
all land inside the county
Highest
870 ft 265 m
on the northeast side
Lowest
280 ft 85 m
on the south side
Zapata County spans about 590 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 | 440 ft135 m |
| Highest point Inside the county, on the northeast side | 870 ft265 m |
| Lowest point Inside the county, on the south side | 280 ft85 m |
Elevation profile, south to north
29 mi south to north through Zapata.
Topographic Map
- Location
- County in Texas, United States
- Population
- 13,819 2024 est.
- Land area
- 998.4 sq mi + 59.6 sq mi water
- Density
- 14 per sq mi
- Time zone
- Central UTC−6 / −5
- Landform region
- Coastal Plain
- Drains to
- Gulf of America
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Sources: U.S. Census Bureau, USGS
Nearby Places
Neighboring counties sharing a border, by average
- Webb County590 ft
- Jim Hogg County540 ft
- Zapata County440 ft
- Starr County350 ft
Rankings by average elevation
- Counties in Texas170th highest of 254
- Counties in the United States2,407th highest of 3,151
Peaks and hills highest inside
- Mogotes Hill560 ft
- Mendez Hills480 ft
- Loma Blanca, Zapata County407 ft
All 12 towns in Zapata County by typical elevation
- Las Palmas500 ft
- New Falcon410 ft
- Medina390 ft
- Morales-Sanchez390 ft
- Zapata380 ft
- Lopeño380 ft
- Ramireno360 ft
- Siesta Shores350 ft
- Falcon Mesa350 ft
- Falcon Lake Estates330 ft
- San Ygnacio320 ft
- Los Lobos300 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.