County ZIP codes · Illinois · FIPS 17073
Henry County, IL ZIP Codes
Henry County, Illinois has 24 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 16 of the residential ones lie mainly in Henry County and 8 mainly in a neighboring county; 13 cross the county line. Median household income ranges from $52,615 in 61443 (Kewanee) to $113,220 in 61240 (Coal Valley) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Henry County?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
How different are its ZIP codes?
The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $64,063 and $86,250.
They carry 24 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 24 residential ZIP codes in Henry County
16 ZIP codes lie mainly in Henry County; 8 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 61443 | Kewanee | 13,456 | 134 | $53k | $80k | 94% |
| 61254 | Geneseo | 12,135 | 73 | $92k | $223k | 99% |
| 61241 | Colona | 6,587 | 345 | $80k | $166k | 100% |
| 61273 | Orion | 3,120 | 68 | $99k | $187k | 76% |
| 61434 | Galva | 2,971 | 38 | $57k | $100k | 74% |
| 61238 | Cambridge | 2,549 | 25 | $65k | $131k | 100% |
| 61235 | Atkinson | 1,283 | 24 | $62k | $133k | 100% |
| 61262 | Lynn Center | 1,197 | 23 | $86k | $245k | 94% |
| 61234 | Annawan | 1,116 | 20 | $80k | $147k | 100% |
| 61413 | Alpha | 1,035 | 35 | $73k | $120k | 100% |
| 61490 | Woodhull | 1,035 | 28 | $66k | $158k | 87% |
| 61233 | Andover | 281 | 391 | $72k | $183k | 100% |
| 61274 | Osco | 197 | 8 | $72k | $129k | 100% |
| 61258 | Hooppole | 182 | 489 | $44k | $75k | 100% |
| 61419 | Bishop Hill | 134 | 251 | $56k | $103k | 100% |
| 61468 | Ophiem | 92 | 77 | $43k | $97k | 100% |
Partly in Henry County
| In this county | ||||||
|---|---|---|---|---|---|---|
| 61240 | Coal Valley | 5,795 | 159 | $113k | $237k | 46% |
| 61277 | Prophetstown | 3,054 | 23 | $70k | $148k | 40% |
| 61414 | Altona | 696 | 13 | $49k | $134k | 21% |
| 61465 | New Windsor | 1,192 | 29 | $57k | $127k | 16% |
| 61361 | Sheffield | 1,417 | 16 | $91k | $147k | 10% |
| 61250 | Erie | 2,781 | 32 | $85k | $168k | 6% |
| 61344 | Mineral | 264 | 12 | $44k | $71k | 5% |
| 61283 | Tampico | 1,269 | 15 | $64k | $122k | 2% |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).
Which ZIP codes cross the county line?
14 ZIP codes of Henry County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Henry | Elsewhere |
|---|---|---|
| 61443 | 94% | Stark County 4%; Bureau County 3% |
| 61254 | 99% | |
| 61240 | 46% | Rock Island County 54% |
| 61273 | 76% | Rock Island County 24% |
| 61277 | 40% | Whiteside County 60% |
| 61434 | 74% | Knox County 25% |
| 61250 | 6% | Whiteside County 94% |
| 61361 | 10% | Bureau County 90% |
| 61283 | 2% | Whiteside County 51%; Bureau County 47% |
| 61262 | 94% | Mercer County 6% |
| 61465 | 16% | Mercer County 84% |
| 61490 | 87% | Knox County 13% |
| 61414 | 21% | Knox County 79% |
| 61344 | 5% | Bureau County 95% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
Which first three digits do Henry County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Henry County's ZIP codes use 3 prefixes: 612, 613 and 614.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 612 | Quad Cities, IL (SCF 612) | 14 | 47 |
| 613 | Peoria, IL (SCF 615) | 2 | 62 |
| 614 | Peoria, IL (SCF 615) | 8 | 73 |
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.