County ZIP codes · Kentucky · FIPS 21081
Grant County, KY ZIP Codes
Grant County, Kentucky has 9 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 8 residential and 1 for PO boxes or a single organization. 5 of the residential ones lie mainly in Grant County and 3 mainly in a neighboring county; 8 cross the county line. Median household income ranges from $68,138 in 41035 (Dry Ridge) to $83,488 in 41030 (Crittenden) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Grant 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 $71,204 and $79,625.
They carry 8 postal town names: Dry Ridge, Williamstown, Crittenden, Corinth, Berry, Verona, Glencoe, Jonesville.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 8 residential ZIP codes in Grant County
5 ZIP codes lie mainly in Grant County; 3 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 41035 | Dry Ridge | 11,415 | 112 | $68k | $199k | 97% |
| 41097 | Williamstown | 7,801 | 82 | $78k | $222k | 87% |
| 41030 | Crittenden | 6,162 | 189 | $84k | $248k | 62% |
| 41010 | Corinth | 3,239 | 35 | $71k | $170k | 43% |
| 41052 | Jonesville | 311 | 30 | $71k | $158k | 53% |
Partly in Grant 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 Grant County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Grant | Elsewhere |
|---|---|---|
| 41035 | 97% | Pendleton County 2%; Owen County 2% |
| 41097 | 87% | Pendleton County 13% |
| 41030 | 62% | Kenton County 29%; Boone County 8% |
| 41010 | 43% | Owen County 39%; Harrison County 15%; Scott County 2% |
| 41003 | 5% | Harrison County 74%; Pendleton County 21% |
| 41092 | 2% | Boone County 65%; Gallatin County 33% |
| 41046 | 18% | Owen County 45%; Gallatin County 37% |
| 41052 | 53% | Owen County 47% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
PO Box and single-organization ZIP codes
| ZIP | Postal name |
|---|---|
| 41054 | Mason |
Source: GeoNames postal codes (CC BY 4.0).
Which first three digits do Grant 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 Grant County starts with 410.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 410 | Cincinnati, OH (SCF 450) | 9 | 68 |
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.