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

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zipcodes.pro — STATE/TX/COUNTY/ARANSAS

Aransas County, TX ZIP codes

Aransas County, TX has 4 ZIP codes, in 3 towns: 78382, 77950, 78358 and 78381. 2 more cross into it from a neighbouring county: 78336 and 78390.

The county seat is Rockport.

ZIP codes
4
Partly in it
2 more
Towns
3
County seat
Rockport
County FIPS
48007
State
Texas
Population
24,876
Median household income
$69,466
Land area
252 sq mi
Area code
361
Metro area
Corpus Christi

Aransas County ZIP codes by town

Rockport (county seat)
78381, 78382

Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.

ZIP codes partly in Aransas County

These ZIP codes lie mostly in a neighbouring county but each cover a twentieth or more of Aransas County.

Map of Aransas County ZIP codes

77950783587838178382

The ZIP codes of Aransas County, 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.

Aransas County in numbers

About 24,876 people live in Aransas County, in 12,478 households, the 103rd most populous of Texas's 254 counties. The median household income is $69,466 a year, 11% below the Texas median of $78,476 (US: $80,734). The median owner-occupied home is valued at $265,400 (6% below the Texas median), and median gross rent is $1,128 a month. The median age is 49.9; 28.8% of adults 25 and over hold a bachelor's degree or higher (33.8% across Texas); the average commute takes 23 minutes.

Population24,876Aransas24,876
Households12,478Aransas12,478
Median age49.9Aransas49.9Texas35.6US 38.9
Median household income$69,466Aransas$69,466Texas$78,476US $80,734
Median home value$265,400Aransas$265,400Texas$283,800US $332,700
Median gross rent$1,128Aransas$1,128Texas$1,403US $1,413
Bachelor's degree or higher28.8%Aransas28.8%Texas33.8%US 35.7%
Mean commute23.0 minAransas23.0 minTexas26.7 minUS 26.4 min
Population density99 / sq miAransas99 / sq mi

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

Largest towns in Aransas County

Largest towns in Aransas County
TownZIP codesPopulation
Rockport 2 10,683
Fulton 1 818
Austwell 1 149

Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.

Neighbouring counties

Counties that share a ZIP code with Aransas County.

Not sure you are in Aransas County? What county am I in? answers from your location, near a county line included.

Every ZIP code in Aransas County, with figures

ZIP codes in Aransas County
ZIP City Type Population Median income Median home
77950 Austwell , TX Standard 178 $35,417 $95,000
78358 Fulton , TX Standard 478 $86,250 —
78381 Rockport , TX No street area — — —
78382 Rockport , TX Standard 20,568 $75,135 $270,900

Cite this page

zipcodes.pro. “Aransas County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/tx/county/aransas

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