ZIP code ranking · OH
Most Populous ZIP Codes in OH
The top 25 ZIP codes ranked by population in OH. The ranking pulls from the latest available data; ZIPs with implausible or incomplete data are excluded.
| Rank | ZIP | Where | Population |
|---|---|---|---|
| 1 | 45011 | Hamilton, OH· Butler County | 75,864 |
| 2 | 43123 | Grove City, OH· Franklin County | 67,626 |
| 3 | 43026 | Hilliard, OH· Franklin County | 65,238 |
| 4 | 43081 | Westerville, OH· Franklin County | 65,020 |
| 5 | 44256 | Medina, OH· Medina County | 64,924 |
| 6 | 43055 | Newark, OH· Licking County | 63,281 |
| 7 | 43130 | Lancaster, OH· Fairfield County | 62,933 |
| 8 | 44035 | Elyria, OH· Lorain County | 62,179 |
| 9 | 43015 | Delaware, OH· Delaware County | 61,401 |
| 10 | 44060 | Mentor, OH· Lake County | 60,779 |
| 11 | 43068 | Reynoldsburg, OH· Franklin County | 60,148 |
| 12 | 45040 | Mason, OH· Warren County | 59,518 |
| 13 | 43228 | Columbus, OH· Franklin County | 59,077 |
| 14 | 43230 | Gahanna, OH· Franklin County | 58,076 |
| 15 | 44077 | Painesville, OH· Lake County | 57,325 |
| 16 | 45140 | Loveland, OH· Clermont County | 57,211 |
| 17 | 43701 | Zanesville, OH· Muskingum County | 56,402 |
| 18 | 45044 | Middletown, OH· Butler County | 56,217 |
| 19 | 45069 | Beckett Ridge CDP, OH· Butler County | 56,037 |
| 20 | 45601 | Chillicothe, OH· Ross County | 55,836 |
| 21 | 43229 | Columbus, OH· Franklin County | 55,020 |
| 22 | 45840 | Findlay, OH· Hancock County | 54,559 |
| 23 | 45013 | Hamilton, OH· Butler County | 53,998 |
| 24 | 43302 | Marion, OH· Marion County | 53,702 |
| 25 | 45424 | Huber Heights, OH· Montgomery County | 50,725 |