Henry County, Illinois ZIP codes
16 ZIP codes are in Henry County, plus 8 that cross in from neighboring counties. It's part of the Davenport-Moline-Rock Island, IA-IL metro area.
- ZIP codes
- 16
- Population in these ZIPs
- 47,370
- Avg. median income
- $73,200population-weighted
- Cities & towns
- 16
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Henry County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 61233 | Andover | 281 | $71,667 | $182,600 |
| 61234 | Annawan | 1,116 | $79,688 | $177,300 |
| 61235 | Atkinson | 1,283 | $61,932 | $189,700 |
| 61238 | Cambridge | 2,549 | $64,583 | $161,900 |
| 61241 | Colona | 6,587 | $80,000 | $185,400 |
| 61254 | Geneseo | 12,135 | $92,297 | $247,900 |
| 61258 | Hooppole | 182 | $44,261 | $75,000 |
| 61262 | Lynn Center | 1,197 | $86,250 | $267,800 |
| 61273 | Orion | 3,120 | $99,032 | $224,900 |
| 61274 | Osco | 197 | $72,000 | $128,800 |
| 61413 | Alpha | 1,035 | $73,125 | $146,800 |
| 61419 | Bishop Hill | 134 | $56,429 | $102,500 |
| 61434 | Galva | 2,971 | $56,780 | $112,800 |
| 61443 | Kewanee | 13,456 | $52,615 | $82,700 |
| 61468 | Ophiem | 92 | $42,969 | $96,800 |
| 61490 | Woodhull | 1,035 | $65,625 | $157,000 |
ZIP codes partly in Henry County
These ZIP codes are mostly in a neighboring county but cover part of Henry County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 61240 | Coal Valley | Rock Island County | 5,795 | $113,220 | $273,600 |
| 61250 | Erie | Whiteside County | 2,781 | $84,688 | $176,000 |
| 61277 | Prophetstown | Whiteside County | 3,054 | $70,363 | $171,400 |
| 61283 | Tampico | Whiteside County | 1,269 | $64,063 | $130,600 |
| 61344 | Mineral | Bureau County | 264 | $44,063 | $71,400 |
| 61361 | Sheffield | Bureau County | 1,417 | $91,250 | $145,600 |
| 61414 | Altona | Knox County | 696 | $48,929 | $116,200 |
| 61465 | New Windsor | Mercer County | 1,192 | $56,875 | $162,800 |
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 and towns in Henry County
Nearby counties
Frequently asked questions
How many ZIP codes are in Henry County, Illinois?
16 ZIP codes are mainly in Henry County, and 8 more ZIP codes from neighboring areas reach partly into it.
What cities are in Henry County?
ZIP codes in Henry County use the city names Alpha, Andover, Annawan, Atkinson, Bishop Hill, Cambridge, Colona, Galva, Geneseo, Hooppole, Kewanee and Lynn Center and others.
What metro area is Henry County in?
Henry County is part of the Davenport-Moline-Rock Island, IA-IL metropolitan statistical area.