Port Byron, IL ZIP code
The ZIP code for Port Byron (also written Pt. Byron), Illinois is 61275. It is in Rock Island County.
- Population in these ZIPs
- 4,253
- Avg. median income
- $108,400population-weighted
- Typical home value
- $305,400population-weighted
- Metro area
- Davenport-Moline-Rock Island, IA-IL
Loading map…
Click anywhere on the map to see which ZIP code it's in.
Port Byron, IL ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 61275 | 4,253 | $108,438 | $305,400 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near Port Byron
- Rapids City 2 mi
- Hillsdale 4 mi
- Hampton 6 mi
- Barstow 7 mi
- Cordova 7 mi
- East Moline 7 mi
- Colona 8 mi
- Carbon Cliff 9 mi
- Silvis 9 mi
- Albany 10 mi
- Erie 11 mi
- Geneseo 13 mi
Frequently asked questions
What is the ZIP code for Port Byron, IL?
The ZIP code for Port Byron, IL is 61275.
What county is Port Byron, Illinois in?
Port Byron ZIP codes are in Rock Island County.