Residential delivery area · Texas
ZIP Code 77511: Alvin, TX
ZIP code 77511 uses the postal name Alvin, Texas and lies mostly in Brazoria County (87% of its land) with the rest in Galveston County (Census 2020 ZIP-county file). About 52,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $74,939 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Alvin (11%), League City (6%) and Hillcrest (under 1%), and 3% in smaller places; 80% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Alvin · its only residential ZIP
- County
- Brazoria County (87%); Galveston County (13%)
- Census places
- Alvin (11%); League City (6%); Hillcrest (under 1%)
- Metro area
- Houston-Pasadena-The Woodlands, TX
- House districts
- TX-14 (61%), TX-22 (39%) 119th Congress, by share of land
- State
- Texas
- Time zone
- Central
- Land area
- 150.1 sq mi · 346 people per sq mi
- PO Box ZIPs
- 77512 also use the name Alvin
Where is ZIP code 77511?
77511 centers on 29.381°, -95.245° and covers 150.1 square miles of land plus 2.0 of water. It borders 10 ZIP codes: 77517, 77577, 77510, 77546, 77578, 77583, 77581, 77573, 77584, 77539.
The map draws ZIP code areas only. For the streets inside 77511, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 77511 compare with the rest of Brazoria County?
| Measure | 77511 | In Brazoria County | In TX |
|---|---|---|---|
| People (ACS 2020-2024) | 51,892 | 4th of 20 | 132nd of 1,990 |
| Median household income | $75k | 13th of 16 | 533rd of 1,172 |
| Median home value | $236k | 14th of 18 | 586th of 1,172 |
Its median household income is higher than in 55% of U.S. residential ZIP codes, and it is denser than 68% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 77511?
The 2020 Census counted 51,093 people in 77511; the ACS, which samples households over 2020-2024, estimates 51,892. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 51,892
- 2020 Census count
- 51,093
- Households
- 17,866
- Median age
- 34.2
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 77511?
Of the 51,892 people the ACS estimates in 77511, 26.6% are under 18 and 14.5% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (49.0%), then Hispanic or Latino (41.5%).
- Under 1826.6%
- 18 to 6459.0%
- 65 and older14.5%
- White, not Hispanic49.0%
- Hispanic or Latino41.5%
- Black, not Hispanic5.1%
- Other or two or more2.9%
- Asian, not Hispanic1.5%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 77511 earn?
Median household income is $74,939 (ACS 2020-2024), the 13th highest of the 16 ranked ZIP codes in Brazoria County.
- Median household income
- $74,939
- Income per person
- $32,501
- Below the poverty line
- 9.6%
- Unemployed (of the labor force)
- 4.5%
- Adults 25+ with a bachelor's degree
- 20.9%
- Adjusted gross income per tax return, 2022
- $67,26922,740 returns; wages 78% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 77511?
FHFA's house price index for 77511, built from repeat sales and appraisals of the same homes, rose 96% from 2015 to 2025 and rose 45% from 2020 to 2025, and moved +4.0% in 2025.
- Median home value (owners' estimate)
- $235,700
- Median gross rent
- $1,271
- Homes owned by their occupants
- 71.3%
- Housing units
- 20,598
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 77511?
867 business establishments had a location in this ZIP code in 2023, 121 more than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade148
- Construction92
- Accommodation and food services92
- Other services (except public administration)82
- Health care and social assistance74
- Wholesale trade57
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 77511?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 77517 | Santa Fe | 5,529 | $89k | 6.5 mi |
| 77577 | Liverpool | 1,562 | $71k | 8.4 mi |
| 77510 | Santa Fe | 14,155 | $103k | 9.5 mi |
| 77546 | Friendswood | 54,789 | $124k | 9.5 mi |
| 77578 | Manvel | 30,210 | $134k | 10.1 mi |
| 77583 | Rosharon | 52,747 | $119k | 12.6 mi |
| 77581 | Pearland | 51,332 | $111k | 12.7 mi |
| 77573 | League City | 98,109 | $123k | 12.7 mi |
| 77584 | Pearland | 91,065 | $122k | 13.0 mi |
| 77539 | Dickinson | 49,375 | $89k | 14.0 mi |
| 77534 | Danbury | 3,403 | $106k | 12.1 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.
Which other ZIP codes use the name Alvin?
1 more ZIP code carries the postal name Alvin, TX without a residential delivery area: PO boxes at the post office, or a single organization with its own ZIP code. The Census Bureau publishes no figures for it.
| ZIP | County |
|---|---|
| 77512 | Brazoria County |
Source: GeoNames postal codes (CC BY 4.0), downloaded 2026-10-09; a ZIP code with no Census ZCTA has no residential delivery area.