US ZIP Code Map
Loading ZIP borders…

Layers

County · GEOID 19181

Warren County, IA ZIP codes

20 ZIP/ZCTAs intersecting this county.

ACS 2023 population

53,484

Median household income

$92,990

Median home value

$252,800

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: County Warren County (GEOID 19181). Methodology

Combined population of ZIP/ZCTAs intersecting this county: 118,051 (20 ZIPs).

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

ZIP/ZCTA overlap with Warren County

Population overlap

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

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

ZIP codes intersecting Warren County