Residential delivery area · Texas
ZIP Code 77566: Lake Jackson, TX
ZIP code 77566 is in Lake Jackson, Texas, entirely in Brazoria County (Census 2020 ZIP-county file). About 30,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $92,586 (Census Bureau, ACS 2020-2024). By Census place, 63% of its land lies in Lake Jackson, and 2% in smaller places; 36% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Lake Jackson · its only residential ZIP
- County
- Brazoria County
- Census places
- Lake Jackson
- Metro area
- Houston-Pasadena-The Woodlands, TX
- House district
- TX-14 119th Congress
- State
- Texas
- Time zone
- Central
- Land area
- 23.7 sq mi · 1,278 people per sq mi
Where is ZIP code 77566?
77566 centers on 29.053°, -95.474° and covers 23.7 square miles of land plus 4.3 of water. It borders 4 ZIP codes: 77531, 77515, 77422, 77541.
The map draws ZIP code areas only. For the streets inside 77566, 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 77566 compare with the rest of Brazoria County?
| Measure | 77566 | In Brazoria County | In TX |
|---|---|---|---|
| People (ACS 2020-2024) | 30,246 | 7th of 20 | 379th of 1,990 |
| Median household income | $93k | 8th of 16 | 286th of 1,172 |
| Median home value | $263k | 9th of 18 | 479th of 1,172 |
Its median household income is higher than in 76% of U.S. residential ZIP codes, and it is denser than 80% 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 77566?
The 2020 Census counted 30,538 people in 77566; the ACS, which samples households over 2020-2024, estimates 30,246. Between the 2010 and 2020 censuses its population grew 6.3% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 30,246
- 2020 Census count
- 30,538+6.3% since 2010 (28,739)
- Households
- 11,607
- Median age
- 36.5
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 77566?
Of the 30,246 people the ACS estimates in 77566, 24.4% are under 18 and 14.1% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (58.1%), then Hispanic or Latino (30.5%).
- Under 1824.4%
- 18 to 6461.5%
- 65 and older14.1%
- White, not Hispanic58.1%
- Hispanic or Latino30.5%
- Black, not Hispanic6.6%
- Other or two or more3.1%
- Asian, not Hispanic1.6%
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 77566 earn?
Median household income is $92,586 (ACS 2020-2024), the 8th highest of the 16 ranked ZIP codes in Brazoria County. It is not measurably different from 2015-2019 ($102,800 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $92,586
- Income per person
- $44,222
- Below the poverty line
- 11.0%
- Unemployed (of the labor force)
- 7.5%
- Adults 25+ with a bachelor's degree
- 29.1%
- Adjusted gross income per tax return, 2022
- $112,84614,000 returns; wages 58% 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 77566?
FHFA's house price index for 77566, built from repeat sales and appraisals of the same homes, rose 60% from 2015 to 2025 and rose 28% from 2020 to 2025, and moved −0.2% in 2025.
- Median home value (owners' estimate)
- $262,500
- Median gross rent
- $1,478
- Homes owned by their occupants
- 64.6%
- Housing units
- 12,437
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 77566?
635 business establishments had a location in this ZIP code in 2023, 6 more than in 2018; the most are in health care and social assistance (ZIP Code Business Patterns).
- Health care and social assistance142
- Retail trade123
- Accommodation and food services88
- Finance and insurance57
- Other services (except public administration)55
- Professional, scientific, and technical services41
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 77566?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 77531 | Clute | 16,406 | $73k | 4.5 mi |
| 77515 | Angleton | 34,088 | $89k | 8.5 mi |
| 77422 | Brazoria | 14,547 | $77k | 8.7 mi |
| 77541 | Freeport | 16,996 | $67k | 9.3 mi |
| 77534 | Danbury | 3,403 | $106k | 14.9 mi (near) |
| 77486 | West Columbia | 7,195 | $75k | 15.1 mi (near) |
| 77415 | Cedar Lane | 63 | $71k | 16.2 mi (near) |
| 77480 | Sweeny | 7,626 | $73k | 18.1 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.