PlainZIP

Eureka, IL

Single-footprint Census roll-up for Eureka, IL: 1 USPS ZIP, population 6,713. Open the primary ZIP for household income, housing tenure, and commute from ACS 2023 5-Year Estimates.

U.S. Census Bureau, SimpleMaps US ZIP Code Database, delivery-area ZIP coverage

ACS city ledger plate

Sheet EUREKA-IL · Eureka, IL 1 ZIPs · 6,713 pop · #13849/25278 · Woodford County

INC-MID · RANK-MID · BELOW-PEER · BOOK-ONE · OWN-MID · POP-TOWN · SPREAD-UNK · HOME-LOW

  • INC-MID $68,536
  • RANK-MID #13849/25278
  • BELOW-PEER under Washburn
  • BOOK-ONE 1 ZIP
  • OWN-MID 76% owners
  • POP-TOWN 6,713
  • SPREAD-UNK Single-ZIP book
  • HOME-LOW $163,200

Nearest income peer: Washburn, IL (+ $3,027 income $)

Instrument codes from this city’s ACS household income, national rank, county-peer gap, ZIP book, owner tenure, population scale, intra-city income spread, and home-value band, not a moving recommendation.

Income neighbourhood around Eureka

Lowest/highest poles plus county-sharing cities nearest Eureka on average ZIP median household income. Full ladder: /cities.

median HH income

What this shows County-sharing peers only, not the full US city board. Open a near peer when the gap is small; open the poles when the mosaic is wide.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2026-08-25

National city placement

According to ACS 5-Year Estimates, Eureka, IL sits among US cities with a below-median household income, on a town-scale population base, across a single-ZIP footprint.

45th pct
household income vs 25,278 US cities
6,713
city population (Census)
1
USPS ZIP codes covered
$68,536
avg ZIP median income

Income percentile ranks this city's average ZIP median household income against 25,278 US cities with ACS income on at least one ZIP. Scale and ZIP-spread words come from Census population and USPS ZIP coverage.

Below-median income with few delivery areas (1): read cost-of-living from the primary ZIP. Household income $68,536 and poverty 8.5% concentrate in 61530.

Owner-occupancy sits in a mixed band (75.5%) - check the ZIP page's tenure split before treating Eureka as a pure owner town.

Within Illinois, Good Hope is the closest lower-income city and New Canton the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for Eureka.

Population concentration

Eureka reads through its lone ZIP, 61530

6,713 ACS residents, one ZIP: 61530 is not the leading code inside Eureka, it is the only one on file. Treat the ZIP page as the primary source for anything below the city-wide total.

Census ZBP business roll-up

Dense ZBP book packed into Eureka's one ZIP

Citywide ZBP: 173 establishments, 1,906 employees , annual payroll $79,912k (~26 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 61530 (173 units) ; leading NAICS Other services (except public administration) (26) · also Construction · Retail trade .

View your shortlist →

ZIP Codes in Eureka, IL

These ZIP codes sit in Woodford County, which covers 11 ZIP codes in all; 1 of them fall in Eureka. See the Woodford County roll-up →

Every one of the 10 cities sharing Woodford County reports a higher average ZIP median income than Eureka, Metamora, El Paso and Roanoke among them. That gap is the county's income spread, not a measure of the housing or commute picture below. Metamora marks the far end of that range at $128,559, 88% above Eureka.

ZIP Code Population Median income Establishments Density
61530 6,713 $68,536 173 42
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Eureka roll-ups here are for informational purposes only and do not constitute financial or relocation advice. ACS and Census ZBP figures are estimates; confirm the current table against Census before a money or move decision involving Eureka, .