US ZIP Code Map
Loading ZIP borders…

Layers

County · GEOID 17177

Stephenson County, IL ZIP codes

19 ZIP/ZCTAs intersecting this county.

ACS 2023 population

44,042

Median household income

$61,943

Median home value

$127,500

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: County Stephenson County (GEOID 17177). Methodology

Combined population of ZIP/ZCTAs intersecting this county: 54,507 (19 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

Stephenson County, IL ZIP code map

Census ZIP Code Tabulation Areas in Stephenson County, IL
ZIP Code Tabulation Areas inside Stephenson County, IL. Boundaries: U.S. Census Bureau. Methodology · Data sources
Download PNG

ZIP/ZCTA overlap with Stephenson County

Population overlap

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