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Census place · GEOID 4862732 · Colorado County

Rock Island, TX ZIP codes

1 ZIP/ZCTA intersecting this Census place (CDP) in Colorado County.

ACS 2023 population

371

Median household income

$38,409

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Rock Island (GEOID 4862732). Methodology

Combined population of ZIP/ZCTAs intersecting this place: 381 (1 ZIPs).

Combined population of ZIP/ZCTAs intersecting this place. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census place ACS headline above. Methodology

Map of Rock Island, TX

Census place boundary and intersecting ZIP Code Tabulation Areas for Rock Island, TX
Census place boundary for Rock Island, TX. Intersecting ZCTAs may extend past the city limit. Not a USPS city limit. Boundaries: U.S. Census Bureau. Methodology · Data sources
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ZIP/ZCTA overlap with Rock Island

Population overlap

Share of each ZIP/ZCTA’s population located within Rock Island, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.

  • 7747082.6%

    USPS primary city

ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology

ZIP codes intersecting Rock Island

ZIPCityCountyPopulationIncome
77470Rock IslandColorado County381$38,977