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County · GEOID 17095

Knox County, IL ZIP codes

23 ZIP/ZCTAs intersecting this county.

ACS 2023 population

49,294

Median household income

$53,291

Median home value

$104,900

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: County Knox County (GEOID 17095). Methodology

Combined population of ZIP/ZCTAs intersecting this county: 60,366 (23 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

Knox County, IL ZIP code map

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

Population overlap

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

ZIPCityCountyPopulationIncome
61401GalesburgKnox County30,684$47,728
61402GalesburgKnox County1,634—
61410AbingdonKnox County3,763$57,307
61414AltonaKnox County731$62,617
61428DahindaKnox County1,153$81,875
61430East GalesburgKnox County676$65,750
61434GalvaHenry County2,992$61,085
61436GilsonKnox County810$74,688
61439HendersonKnox County268$56,429
61448KnoxvilleKnox County3,906$79,500
61449La FayetteStark County303$50,125
61458MaquonKnox County632$62,604
61467OneidaKnox County1,262$82,917
61472RioKnox County430$80,192
61474Saint AugustineKnox County238$57,353
61485VictoriaKnox County388$62,188
61488WatagaKnox County1,230$61,786
61489WilliamsfieldKnox County743$83,625
61490WoodhullHenry County990$67,500
61529ElmwoodPeoria County2,784$89,503
61531FarmingtonFulton County3,018$64,875
61544London MillsFulton County815$79,333
61572Yates CityKnox County916$68,229