County ZIP codes · Kentucky · FIPS 21107
Hopkins County, KY ZIP Codes
Hopkins County, Kentucky has 13 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 10 of the residential ones lie mainly in Hopkins County and 3 mainly in a neighboring county; 7 cross the county line. Median household income ranges from $54,219 in 42441 (Nebo) to $95,417 in 42413 (Hanson) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Hopkins 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 $54,710 and $58,190.
They carry 13 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 13 residential ZIP codes in Hopkins County
10 ZIP codes lie mainly in Hopkins County; 3 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 42431 | Madisonville | 27,207 | 163 | $55k | $161k | 100% |
| 42408 | Dawson Springs | 5,888 | 41 | $61k | $92k | 58% |
| 42442 | Nortonville | 2,991 | 64 | $58k | $125k | 99% |
| 42413 | Hanson | 2,597 | 55 | $95k | $160k | 100% |
| 42464 | White Plains | 1,810 | 30 | $46k | $105k | 71% |
| 42436 | Manitou | 1,539 | 71 | $71k | $213k | 100% |
| 42441 | Nebo | 1,487 | 28 | $54k | $126k | 93% |
| 42410 | Earlington | 1,084 | 363 | $38k | $64k | 100% |
| 42440 | Mortons Gap | 650 | 460 | – | $97k | 100% |
| 42453 | Saint Charles | 452 | 20 | $54k | $92k | 93% |
Partly in Hopkins County
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?
8 ZIP codes of Hopkins County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Hopkins | Elsewhere |
|---|---|---|
| 42445 | 4% | Caldwell County 91%; Lyon County 5% |
| 42408 | 58% | Caldwell County 27%; Christian County 15% |
| 42450 | 31% | Webster County 50%; Crittenden County 19% |
| 42442 | 99% | |
| 42464 | 71% | Christian County 15%; Muhlenberg County 14% |
| 42456 | 36% | Webster County 64% |
| 42441 | 93% | Webster County 7% |
| 42453 | 93% | Christian County 7% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
Which first three digits do Hopkins County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of Hopkins County starts with 424.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 424 | Evansville, IN (SCF 476) | 13 | 32 |
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.