Residential delivery area · Texas
ZIP Code 77573: League City, TX
ZIP code 77573 is in League City, Texas, entirely in Galveston County (Census 2020 ZIP-county file). About 98,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $122,722 (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- League City · its only residential ZIP
- County
- Galveston County
- Census places
- League City
- Metro area
- Houston-Pasadena-The Woodlands, TX
- House district
- TX-14 119th Congress
- State
- Texas
- Time zone
- Central
- Land area
- 29.8 sq mi · 3,288 people per sq mi
- PO Box ZIPs
- 77574 also use the name League City
Where is ZIP code 77573?
77573 centers on 29.504°, -95.087° and covers 29.8 square miles of land plus 1.0 of water. It borders 8 ZIP codes: 77598, 77058, 77565, 77539, 77518, 77586, 77546, 77511.
The map draws ZIP code areas only. For the streets inside 77573, 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 77573 compare with the rest of Galveston County?
| Measure | 77573 | In Galveston County | In TX |
|---|---|---|---|
| People (ACS 2020-2024) | 98,109 | 1st of 19 | 10th of 1,990 |
| Median household income | $123k | 2nd of 14 | 97th of 1,172 |
| Median home value | $368k | 4th of 16 | 241st of 1,172 |
Its median household income is higher than in 91% of U.S. residential ZIP codes, and it is denser than 90% 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 77573?
The 2020 Census counted 95,256 people in 77573; the ACS, which samples households over 2020-2024, estimates 98,109. Between the 2010 and 2020 censuses its population grew 33.1% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 98,109
- 2020 Census count
- 95,256+33.1% since 2010 (71,580)
- Households
- 35,988
- Median age
- 37.8
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 77573?
Of the 98,109 people the ACS estimates in 77573, 26.7% are under 18 and 13.1% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (63.8%), then Hispanic or Latino (19.5%).
- Under 1826.7%
- 18 to 6460.2%
- 65 and older13.1%
- White, not Hispanic63.8%
- Hispanic or Latino19.5%
- Black, not Hispanic6.0%
- Asian, not Hispanic5.7%
- Other or two or more5.0%
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 77573 earn?
Median household income is $122,722 (ACS 2020-2024), the 2nd highest of the 14 ranked ZIP codes in Galveston County. It fell from $136,943 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $122,722
- Income per person
- $53,713
- Below the poverty line
- 5.1%
- Unemployed (of the labor force)
- 4.3%
- Adults 25+ with a bachelor's degree
- 49.0%
- Adjusted gross income per tax return, 2022
- $113,14042,700 returns; wages 75% 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 77573?
FHFA's house price index for 77573, built from repeat sales and appraisals of the same homes, rose 91% from 2015 to 2025 and rose 42% from 2020 to 2025, and moved +3.2% in 2025.
- Median home value (owners' estimate)
- $367,500
- Median gross rent
- $1,692
- Homes owned by their occupants
- 75.8%
- Housing units
- 37,664
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 77573?
1,700 business establishments had a location in this ZIP code in 2023, 290 more than in 2018; the most are in health care and social assistance (ZIP Code Business Patterns).
- Health care and social assistance227
- Professional, scientific, and technical services217
- Retail trade212
- Accommodation and food services191
- Other services (except public administration)174
- Construction135
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 77573?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 77598 | Webster | 26,110 | $61k | 3.8 mi |
| 77058 | Houston | 17,850 | $69k | 4.1 mi |
| 77565 | Kemah | 6,943 | $95k | 4.0 mi |
| 77539 | Dickinson | 49,375 | $89k | 5.0 mi |
| 77518 | Bacliff | 9,541 | $52k | 6.0 mi |
| 77586 | Seabrook | 23,807 | $114k | 6.1 mi |
| 77546 | Friendswood | 54,789 | $124k | 6.4 mi |
| 77511 | Alvin | 51,892 | $75k | 12.7 mi |
| 77062 | Houston | 25,523 | $104k | 5.7 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 League City?
1 more ZIP code carries the postal name League City, 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 |
|---|---|
| 77574 | Galveston 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.