| Zip Code | City | Population ↓ |
|---|---|---|
| 44035 | Elyria | 62,050 |
| 44039 | North Ridgeville | 35,625 |
| 44052 | Lorain | 28,264 |
| 44012 | Avon Lake | 25,220 |
| 44011 | Avon | 24,822 |
| 44001 | Amherst | 20,982 |
| 44053 | Lorain | 20,973 |
| 44055 | Lorain | 19,775 |
| 44044 | Grafton | 14,629 |
| 44054 | Sheffield Lake | 12,649 |
| 44074 | Oberlin | 11,727 |
| 44090 | Wellington | 11,095 |
| 44028 | Columbia Station | 9,249 |
| 44050 | Lagrange | 6,985 |
| 44049 | Kipton | 190 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 15 ZCTAs in Lorain County, Ohio (US Census).