Harlingen, TX GIS Map
Harlingen is a city in Cameron County, Texas, with a population of about 65,665. The map below shows its location, boundary and surrounding roads, with federal GIS layers you can turn on for the area.
- County
- Cameron County
- Population
- 65,665
- Elevation
- 40 ft
- Coordinates
- 26.1906, -97.6961
- ZIP codes (4)
- 78550, 78551, 78552, 78553
- Land area
- 40.3 sq mi
- Time zone
- America/Chicago
About Harlingen, TX
Harlingen is a city in Cameron County, Texas. It is located in the central region of the Rio Grande Valley, about 30 miles (48 km) from the coast of the Gulf of Mexico. The city covers more than 40 square miles (104 km2) and is the second-largest city in Cameron County, as well as the sixth-largest in the Rio Grande Valley. As of the 2020 census, the city had a population of 71,892.
Source: Wikipedia (CC BY-SA 4.0)
Cities Near Harlingen
- Brownsville, TX23 mi
- Edinburg, TX30 mi
- Pharr, TX30 mi
- McAllen, TX33 mi
- Corpus Christi, TX113 mi
- Laredo, TX144 mi
- Victoria, TX186 mi
- San Antonio, TX229 mi
Other Cities in Cameron County
GIS Data for Harlingen, TX
The Harlingen map loads live federal GIS layers in your browser, so you can check flood zones, terrain, land cover and district boundaries for any address in Harlingen without a separate GIS login. Everything below is drawn from public U.S. government data.
Layers you can turn on
FEMA flood zones
National Flood Hazard Layer — flood insurance rate map zones.
Elevation contours and hillshade
USGS 3DEP terrain, so you can read slope and relief.
Land cover
NLCD land cover classes — forest, developed, wetland, water.
School districts
Census TIGER unified and elementary school district boundaries.
ZIP code and county boundaries
Census TIGER ZCTA and county boundary lines.
Map tools
Measure distance and area
Draw a line or polygon to get length in miles or area in acres.
Sketch and annotate
Add points, lines and shapes on top of the map.
Inspect any point
Click the map to read coordinates, elevation and the layers under your cursor.
Download the map
Save the current view as a PNG image.
Harlingen Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
72,087
Households
26,007
Median household income
$53,645
Median age
33.4 years
Median home value
$140,600
Median gross rent
$928/mo
Owner-occupied homes
56.1%
Bachelor's degree or higher
22.6%
Below poverty level
25.1%
Land area
40.3 sq mi
Population density
1,790 / sq mi
County
Harlingen Population Growth
Source: U.S. Census Bureau, 2010 Census and Population Estimates Program (Vintage 2024: April 2020 estimates base and July 1, 2024 estimate).
2010 Census
64,849
April 2020 (estimates base)
71,989
July 2024 estimate
72,234
Change 2010-2020
+11.0%
Change 2020-2024
+0.3%
Photos of Harlingen
Hover over a photo to see it larger. Tap on mobile.
Photos from Wikimedia Commons, taken in or near Harlingen. Credits and licenses are shown in the larger view.
Federal Buildings & Leases in Harlingen
GSA-managed federal properties in and around Harlingen.
| Property | Address | Status | Sq ft | Lease ends |
|---|---|---|---|---|
| Immigration And Naturalization | 1717 Zoy Street, 78552 | Leased | 91,074 | Oct 2039 |
| Bp Harlingen Hwy 83 Station | 3902 S Expressway 83, 78552 | Leased | 53,075 | Aug 2040 |
| 2009 W. Jefferson | 2009 W. Jefferson, 78550 | Leased | 21,904 | Apr 2037 |
| 2009 W. Jefferson | 2009 W. Jefferson, 78550 | Leased | 21,904 | Apr 2039 |
| 1709 Zoy Street | 1709 Zoy Street, 78552 | Leased | 19,165 | Oct 2039 |
| 2005 West Jefferson | 2005 W Jefferson Ave, 78550 | Leased | 14,850 | Jan 2036 |
| 1810 Hale Avenue | 1810 Hale Ave, 78550 | Leased | 12,024 | Oct 2034 |
| 601 P Street | 601 S P St, 78550 | Leased | 6,023 | Feb 2040 |
| Valley International Airport | 3002 Heritage Way, 78550 | Leased | 3,980 | Jul 2032 |
| Gaslight Center | 2422 E Tyler Ave, 78550 | Leased | 3,850 | Sep 2037 |
Source: U.S. GSA Inventory of Owned and Leased Properties (data.gov), September 2026.
Soils of Harlingen
General soil map unit at the city center: Raymondville-Mercedes-Hidalgo
Soil Properties
- Drainage class
- Moderately well drained
- Hydrologic soil group
- D (very slow infiltration, high runoff)
- Available water storage (0–150 cm)
- 20.1 cm
- Typical slope
- 1%
- Flooding frequency
- None
Soil Components
- Mercedes75%
Vertisols · Sodic Haplusterts
- Hidalgo10%
Mollisols · Typic Calciustolls
- Raymondville10%
Mollisols · Vertic Calciustolls
- Benito3%
Vertisols · Sodic Haplusterts
- Racombes2%
Mollisols · Pachic Argiustolls
Source: USDA NRCS U.S. General Soil Map (STATSGO2). General soil map data (1:250,000 scale) is not suitable for site-specific decisions.
Climate of Harlingen
30-year averages (1991–2020) from the Harlingen, Tx weather station, elevation 38 ft, 1.7 miles from the city center.
Warmest month
Aug · avg high 98°F
Coldest month
Jan · avg low 51°F
Annual precipitation
28.2 in
Annual snowfall
0.1 in
Average Monthly Temperatures (°F)
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 72 | 76 | 81 | 86 | 91 | 95 | 97 | 98 | 93 | 88 | 80 | 73 |
| Avg low °F | 51 | 55 | 60 | 66 | 72 | 76 | 77 | 77 | 74 | 67 | 59 | 52 |
| Precip. in | 1.22 | 1.19 | 1.49 | 2.29 | 2.73 | 2.37 | 2.44 | 2.07 | 5.76 | 3.06 | 2.00 | 1.58 |
| Snow in | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 |
Source: NOAA NCEI U.S. Climate Normals, 1991–2020. Conditions at the station may differ from other parts of the city.
Natural Hazard Risk in Harlingen
FEMA National Risk Index ratings for Cameron County, compared with all U.S. counties.
Overall risk
Score 97.3 of 100
Expected annual loss
Buildings, population & agriculture
Social vulnerability
Susceptibility to hazard impacts
Community resilience
Ability to prepare & recover
Risk by Hazard
- Cold WaveVery High
- HurricaneVery High
- Heat WaveRelatively High
- HailRelatively High
- Ice StormRelatively High
- Inland FloodingRelatively Moderate
- Strong WindRelatively High
- Winter WeatherRelatively High
- TornadoRelatively Moderate
- WildfireRelatively Low
- DroughtRelatively Moderate
- LightningRelatively High
- Coastal FloodingRelatively Moderate
- EarthquakeVery Low
- LandslideVery Low
Source: FEMA National Risk Index (December 2025 release). County-level ratings are relative to other U.S. counties and are not a property-specific assessment.
Harlingen FAQ
What county is Harlingen in?
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Harlingen, Texas is located in Cameron County.
What is the population of Harlingen?
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Harlingen has a population of about 65,665, making it the number 57 of the 100 Texas cities listed on GIS Map.
What is the elevation of Harlingen?
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The elevation of Harlingen is approximately 40 feet (12 meters) above sea level at the city center.
What ZIP codes are in Harlingen?
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ZIP codes for Harlingen include 78550, 78551, 78552, 78553.
What time zone is Harlingen in?
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Harlingen is in the Central Time zone (America/Chicago).
How far is Harlingen from Austin?
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Harlingen is about 282 miles from Austin, the capital of Texas, in a straight line.
How far is Harlingen from Houston?
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Harlingen is about 285 miles from Houston, the largest city in Texas listed on GIS Map, in a straight line.
What cities are near Harlingen?
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Cities near Harlingen include Brownsville, TX (23 miles); Edinburg, TX (30 miles); Pharr, TX (30 miles); McAllen, TX (33 miles); Corpus Christi, TX (113 miles).
Local notes for Harlingen, TX
Questions and local knowledge from people who know the area. Every note is read before it appears here.