ZIP code · Alvin · Texas · United States

ZIP code 77511 — Alvin

ZIP code 77511 serves Alvin, Texas.

Postal code
77511
Single source Value from one source, not cross-checked.
City
Alvin
County
Brazoria FIPS 48039
State
Texas
Country
United States
Coordinates
29.4120, -95.2515 — precision precise (locality)
View on OpenStreetMap
Population
51,984 (ZCTA, ACS 5-year)
Population density
346 / sq mi
Land area
150.1 sq mi (388.7 km²) (ZCTA, ACS 5-year)
Median household income
$77,015
Per-capita income
$32,635
Median age
34.7
Households
17,987
Housing units
20,499
Median home value
$218,100
Median gross rent
$1,213 / month
Congressional districts
TX-14 (also TX-22) (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 codes
346, 281, 832
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 91°F), coldest Jan (avg low 44°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F636773788589919189817365
Avg low °F444854606872747470615245
Precip in4.93.03.14.24.66.04.25.65.45.34.34.5

NOAA 1991–2020 climate normals from the nearest station: ALVIN (3.4 mi) · NOAA NCEI

Places in ZIP 77511

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