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County · GEOID 17133

Monroe County, IL ZIP codes

10 ZIP/ZCTAs intersecting this county.

ACS 2023 population

34,969

Median household income

$101,635

Median home value

$265,600

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: County Monroe County (GEOID 17133). Methodology

Combined population of ZIP/ZCTAs intersecting this county: 45,781 (10 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

Monroe County, IL ZIP code map

Census ZIP Code Tabulation Areas in Monroe County, IL
ZIP Code Tabulation Areas inside Monroe County, IL. Boundaries: U.S. Census Bureau. Methodology · Data sources
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ZIP/ZCTA overlap with Monroe County

Population overlap

Share of each ZIP/ZCTA’s population located within Monroe 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 Monroe County