Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — CITY/TX/HARLINGEN

Harlingen ZIP codes, Texas

Harlingen, TX has 4 ZIP codes (78550, 78552, 78551 and 78553) and area code 956. The largest is 78550.

USPS city name
4 ZIP codes
Overlapping the city
1 more
Population
72,087
Area code
956
State
Texas

Mail addressed to Harlingen uses the ZIP codes above. 1 more ZIP code covers part of the city but is addressed as somewhere else; they are listed separately below.

Harlingen in numbers

About 72,087 people live in Harlingen, in 26,007 households. The median household income is $53,645 a year, 32% below the Texas median of $78,476 (US: $80,734). The median owner-occupied home is valued at $140,600 (50% below the Texas median), and median gross rent is $928 a month. The median age is 33.4; 22.6% of adults 25 and over hold a bachelor's degree or higher (33.8% across Texas); the average commute takes 18 minutes.

Population72,087Harlingen72,087
Households26,007Harlingen26,007
Median age33.4Harlingen33.4Texas35.6US 38.9
Median household income$53,645Harlingen$53,645Texas$78,476US $80,734
Median home value$140,600Harlingen$140,600Texas$283,800US $332,700
Median gross rent$928Harlingen$928Texas$1,403US $1,413
Bachelor's degree or higher22.6%Harlingen22.6%Texas33.8%US 35.7%
Mean commute17.9 minHarlingen17.9 minTexas26.7 minUS 26.4 min
Population density1,790 / sq miHarlingen1,790 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Harlingen city. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Harlingen

ZIP codes with the USPS city name Harlingen
ZIP City Type Population Median income Median home
78550 Harlingen , TX Standard 53,335 $49,007 $131,100
78552 Harlingen , TX Standard 42,332 $69,811 $169,300
78551 Harlingen , TX No street area — — —
78553 Harlingen , TX No street area — — —

Other ZIP codes overlapping Harlingen

These ZIP codes cover part of Harlingen but are addressed as somewhere else.

ZIP codes overlapping Harlingen
ZIP City Type Population Median income Median home
78586 San Benito , TX Standard 50,964 $45,575 $87,200

Map of Harlingen ZIP codes

78550785527855178553

The ZIP codes of Harlingen, TX, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Harlingen

The nearest larger towns are Brownsville (189,177 people, 20 mi), Edinburg (104,550 people, 30 mi) and Pharr (80,333 people, 31 mi).

Towns near Harlingen
TownPopulationDistance
Primera 5,344 4.0 mi
Combes 3,178 4.2 mi
San Benito 24,709 5.4 mi
La Feria 6,891 8.3 mi
Santa Rosa 3,215 9.1 mi
La Paloma 2,797 10.0 mi
Encantada-Ranchito-El Calaboz 2,552 11.5 mi
Mercedes 16,733 13.6 mi
Indian Hills 2,961 13.8 mi
Laureles 4,224 13.8 mi
Rancho Viejo 2,849 13.9 mi
Los Fresnos 8,291 15.3 mi
La Villa 3,005 16.0 mi
Mila Doce 7,731 16.4 mi

More nearby: every ZIP code in Cameron County · Texas ZIP codes

Cite this page

zipcodes.pro. “Harlingen, TX ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/tx/harlingen

Underlying data is public domain or openly licensed — sources, vintages and licences.