ZIP code · Port Neches · Texas · United States

ZIP code 77651 — Port Neches

ZIP code 77651 serves Port Neches, Texas.

Postal code
77651
Single source Value from one source, not cross-checked.
City
Port Neches
County
Jefferson FIPS 48245
State
Texas
Country
United States
Coordinates
29.9770, -93.9626 — precision precise (locality)
View on OpenStreetMap
Population
13,627 (ZCTA, ACS 5-year)
Population density
1,240 / sq mi
Land area
11 sq mi (28.5 km²) (ZCTA, ACS 5-year)
Median household income
$84,335
Per-capita income
$43,900
Median age
39.6
Households
5,188
Housing units
5,964
Median home value
$231,000
Median gross rent
$1,116 / month
Congressional district
TX-14 (119th Congress)
USDA hardiness zone
9b (25 to 30 °F)
Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
Time zone
America/Chicago (UTC−6 / UTC−5 DST)
Area code
409 (from the nearest rate centre)
Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.

Climate — monthly normals

Warmest month Aug (avg high 93°F), coldest Jan (avg low 44°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F646773798691939390827266
Avg low °F444853606773757471615246
Precip in5.33.13.63.94.76.76.86.96.75.53.95.0

NOAA 1991–2020 climate normals from the nearest station: PORT ARTHUR SE TX AP (3.9 mi) · NOAA NCEI

Places in ZIP 77651

Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology

About this page

US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.

GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page