Eureka, IL ZIP codes

1 ZIP/ZCTA intersecting this Census place in Woodford County.

ACS 2023 population

5,095

Median household income

$55,172

Median home value

$154,600

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Eureka (GEOID 1724543). Methodology

Combined population of ZIP/ZCTAs intersecting this place: 6,297 (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 Eureka, IL

Census place boundary and intersecting ZIP Code Tabulation Areas for Eureka, IL — Census place boundary for Eureka, IL. 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 Eureka

Population overlap

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

6153078.0%
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 Eureka

ZIP	City	County	Population	Income
61530	Eureka	Woodford County	6,297	$68,631