PlainZIP

Port Byron, IL

Single-footprint Census roll-up for Port Byron, IL: 1 USPS ZIP, population 4,347. 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 PORT-BYRON-IL · Port Byron, IL 1 ZIPs · 4,347 pop · #3267/25278 · Rock Island County

INC-HIGH · RANK-TOP · BELOW-PEER · BOOK-ONE · OWN-HIGH · POP-VILLAGE · SPREAD-UNK · HOME-MID

  • INC-HIGH $108,438
  • RANK-TOP #3267/25278
  • BELOW-PEER under Coal Valley
  • BOOK-ONE 1 ZIP
  • OWN-HIGH 89% owners
  • POP-VILLAGE 4,347
  • SPREAD-UNK Single-ZIP book
  • HOME-MID $245,700

Nearest income peer: Coal Valley, IL (+ $4,782 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 Port Byron

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

Top 13%
household income vs 25,278 US cities
4,347
city population (Census)
1
USPS ZIP codes covered
$108,438
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 $108,438 and home value $245,700 should be read as near-neighborhood numbers ; bachelor's attainment averages 29.1%.

Owner-occupancy here runs high (89.4%) - tenure is stable enough that the ZIP detail's owner share is the right next click, not a renter-heavy compare.

Within Illinois, Serena is the closest lower-income city and Kingston the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for Port Byron.

Population concentration

Port Byron's single ZIP 61275 carries the town

Port Byron is published as a single USPS ZIP. Code 61275 is the entire residential footprint (4,347 ACS residents), so the city page and the ZIP page tell the same household story, open that ZIP for income, tenure, and commute detail.

Census ZBP business roll-up

Mid-pack ZBP load on Port Byron's one ZIP

Citywide ZBP: 73 establishments, 354 employees , annual payroll $23,317k (~17 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 61275 (73 units) ; leading NAICS Construction (14) · also Other services (except public administration) · Administrative and support and waste management and remediation services .

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ZIP Codes in Port Byron, IL

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

Port Byron sits in the upper half of Rock Island County on income: Moline, Rock Island and East Moline report less, while Coal Valley reports more. Carbon Cliff marks the far end of that range at $32,177, 70% below Port Byron.

ZIP Code Population Median income Establishments Density
61275 4,347 $108,438 73 50
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Port Byron 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 Port Byron, .