County ZIP codes · Ohio · FIPS 39085
Lake County, OH ZIP Codes
Lake County, Ohio has 14 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 11 residential and 3 for PO boxes or a single organization. 8 of the residential ones lie mainly in Lake County and 3 mainly in a neighboring county; 6 cross the county line. Median household income ranges from $60,662 in 44041 (Geneva) to $107,000 in 44024 (Chardon) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Lake 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 $71,543 and $87,599.
They carry 11 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 11 residential ZIP codes in Lake County
8 ZIP codes lie mainly in Lake County; 3 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 44060 | Mentor | 60,779 | 1,522 | $88k | $245k | 94% |
| 44077 | Painesville | 57,325 | 947 | $85k | $221k | 100% |
| 44094 | Willoughby | 36,873 | 929 | $79k | $260k | 99% |
| 44095 | Eastlake | 32,363 | 3,551 | $72k | $170k | 100% |
| 44057 | Madison | 19,445 | 388 | $76k | $180k | 94% |
| 44092 | Wickliffe | 17,587 | 2,385 | $71k | $176k | 100% |
| 44081 | Perry | 6,971 | 338 | $97k | $243k | 100% |
| 44045 | Grand River | 611 | 652 | $79k | $163k | 100% |
Partly in Lake 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?
6 ZIP codes of Lake County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Lake | Elsewhere |
|---|---|---|
| 44060 | 94% | Geauga County 6% |
| 44094 | 99% | Geauga County 1% |
| 44024 | 2% | Geauga County 98% |
| 44057 | 94% | Geauga County 5% |
| 44041 | 2% | Ashtabula County 98% |
| 44086 | 12% | Geauga County 86%; Ashtabula County 2% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
PO Box and single-organization ZIP codes
Source: GeoNames postal codes (CC BY 4.0).
Which first three digits do Lake 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 Lake County starts with 440.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 440 | Cleveland, OH (SCF 440) | 14 | 65 |
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.