PlainZIP

Illinois City, IL

Single-footprint Census roll-up for Illinois City, IL: 1 USPS ZIP, population 1,276. 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 ILLINOIS-CITY-IL · Illinois City, IL 1 ZIPs · 1,276 pop · #6046/25278 · Rock Island County

INC-HIGH · RANK-UPPER · PHOTO-FINISH · BOOK-ONE · OWN-HIGH · POP-VILLAGE · SPREAD-UNK · HOME-MID

  • INC-HIGH $91,458
  • RANK-UPPER #6046/25278
  • PHOTO-FINISH ≈ Hampton
  • BOOK-ONE 1 ZIP
  • OWN-HIGH 92% owners
  • POP-VILLAGE 1,276
  • SPREAD-UNK Single-ZIP book
  • HOME-MID $201,100

Nearest income peer: Hampton, IL ( $1,052 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 Illinois City

Lowest/highest poles plus county-sharing cities nearest Illinois City 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, Illinois City, IL sits among US cities with an upper-quartile household income, on a village-scale population base, across a single-ZIP footprint.

Top 24%
household income vs 25,278 US cities
1,276
city population (Census)
1
USPS ZIP codes covered
$91,458
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.

High-income footprint on only 1 ZIP: the city page and the ZIP page nearly coincide. Headline income $91,458 and home value $201,100 should be read as near-neighborhood numbers ; bachelor's attainment averages 22.7%.

Owner-occupancy here runs high (91.5%) - tenure is stable enough that the ZIP detail's owner share is the right next click, not a renter-heavy compare.

Within Illinois, Foosland is the closest lower-income city and Fowler the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for Illinois City.

Population concentration

Illinois City reads through its lone ZIP, 61259

1,276 ACS residents, one ZIP: 61259 is not the leading code inside Illinois City, 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

Sparse ZBP book inside single-ZIP Illinois City

Citywide ZBP: 9 establishments, 35 employees , annual payroll $1,661k (~7 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 61259 (9 units) ; leading NAICS Construction (3) .

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ZIP Codes in Illinois City, IL

These ZIP codes sit in Rock Island County, which covers 17 ZIP codes in all; 1 of them fall in Illinois City. See the Rock Island County roll-up →

Illinois City sits in the upper half of Rock Island County on income: Moline, Rock Island and East Moline report less, while Coal Valley, Port Byron and Taylor Ridge report more. Carbon Cliff marks the far end of that range at $32,177, 65% below Illinois City.

ZIP Code Population Median income Establishments Density
61259 1,276 $91,458 9 6
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Illinois City 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 Illinois City, .