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Ohio counties
88 counties in Ohio, sorted by population. Every county's ZIPs are included in the Ohio CSV — $7.
| County | ZIP codes | Population | Median HH income | |
|---|---|---|---|---|
| Franklin | 49 | 1.5M | $82,944 | View → |
| Cuyahoga | 52 | 1.3M | $69,694 | View → |
| Hamilton | 58 | 1M | $80,663 | View → |
| Montgomery | 41 | 689.5K | $74,160 | View → |
| Summit | 41 | 687.6K | $81,445 | View → |
| Warren | 23 | 521.1K | $101,052 | View → |
| Delaware | 23 | 486.9K | $120,594 | View → |
| Stark | 42 | 452.2K | $72,132 | View → |
| Lucas | 30 | 444.1K | $66,751 | View → |
| Butler | 18 | 437.1K | $83,378 | View → |
| Lorain | 24 | 418.3K | $82,412 | View → |
| Licking | 30 | 360.1K | $95,362 | View → |
| Greene | 25 | 343.1K | $87,080 | View → |
| Mahoning | 38 | 338.6K | $60,410 | View → |
| Medina | 24 | 322.2K | $93,788 | View → |
| Portage | 24 | 312K | $85,660 | View → |
| Fairfield | 18 | 305.3K | $86,522 | View → |
| Clermont | 23 | 301.2K | $90,444 | View → |
| Lake | 11 | 272.4K | $82,142 | View → |
| Geauga | 20 | 265.1K | $97,417 | View → |
| Trumbull | 31 | 251.5K | $56,295 | View → |
| Clark | 23 | 237.8K | $68,309 | View → |
| Union | 19 | 234.9K | $112,240 | View → |
| Miami | 18 | 219.4K | $78,183 | View → |
| Wayne | 24 | 215.5K | $75,032 | View → |
| Richland | 19 | 200.5K | $62,073 | View → |
| Wood | 33 | 187.6K | $70,515 | View → |
| Madison | 12 | 174.3K | $101,577 | View → |
| Columbiana | 28 | 155.7K | $61,793 | View → |
| Morrow | 18 | 144.1K | $68,793 | View → |
| Pickaway | 17 | 142.2K | $78,302 | View → |
| Ashtabula | 20 | 140.3K | $63,386 | View → |
| Allen | 19 | 130.7K | $65,384 | View → |
| Pike | 13 | 130.3K | $59,093 | View → |
| Hancock | 24 | 130K | $70,888 | View → |
| Ross | 16 | 129.6K | $61,373 | View → |
| Erie | 13 | 127.8K | $69,723 | View → |
| Crawford | 15 | 123.4K | $58,694 | View → |
| Tuscarawas | 26 | 120.4K | $68,994 | View → |
| Muskingum | 22 | 118.8K | $65,049 | View → |
| Champaign | 18 | 114.7K | $76,897 | View → |
| Scioto | 20 | 114.3K | $52,072 | View → |
| Marion | 14 | 109.6K | $61,769 | View → |
| Ashland | 18 | 105.9K | $70,125 | View → |
| Jackson | 11 | 100.2K | $58,608 | View → |
| Preble | 16 | 100.1K | $73,065 | View → |
| Seneca | 20 | 94.3K | $65,912 | View → |
| Knox | 16 | 94.2K | $72,613 | View → |
| Shelby | 18 | 90.4K | $74,920 | View → |
| Sandusky | 17 | 89.8K | $66,678 | View → |
| Brown | 19 | 87.9K | $68,890 | View → |
| Henry | 18 | 87.2K | $75,256 | View → |
| Highland | 15 | 85.5K | $67,081 | View → |
| Darke | 24 | 85.3K | $71,099 | View → |
| Coshocton | 17 | 83.8K | $62,662 | View → |
| Defiance | 16 | 81.3K | $69,648 | View → |
| Huron | 14 | 81.2K | $71,150 | View → |
| Auglaize | 18 | 77.3K | $78,145 | View → |
| Belmont | 29 | 75.9K | $59,242 | View → |
| Jefferson | 23 | 75.4K | $59,503 | View → |
| Clinton | 13 | 75.2K | $78,509 | View → |
| Lawrence | 14 | 74.6K | $58,163 | View → |
| Perry | 17 | 74.5K | $69,724 | View → |
| Logan | 19 | 74.5K | $74,003 | View → |
| Athens | 19 | 72K | $57,997 | View → |
| Holmes | 19 | 70.3K | $78,737 | View → |
| Washington | 21 | 68.7K | $61,786 | View → |
| Carroll | 21 | 62.6K | $66,503 | View → |
| Paulding | 15 | 61.1K | $71,088 | View → |
| Putnam | 20 | 60.3K | $79,388 | View → |
| Fayette | 11 | 60.2K | $69,495 | View → |
| Mercer | 16 | 59K | $78,508 | View → |
| Fulton | 12 | 57.3K | $74,367 | View → |
| Guernsey | 19 | 55.2K | $60,599 | View → |
| Harrison | 17 | 52.7K | $62,744 | View → |
| Ottawa | 19 | 49.1K | $78,531 | View → |
| Wyandot | 13 | 48.2K | $67,695 | View → |
| Hardin | 16 | 47.6K | $66,945 | View → |
| Hocking | 15 | 47.2K | $67,908 | View → |
| Williams | 12 | 47K | $64,454 | View → |
| Van Wert | 14 | 46.4K | $68,517 | View → |
| Gallia | 12 | 42.4K | $57,033 | View → |
| Morgan | 11 | 38.4K | $60,816 | View → |
| Adams | 12 | 36.3K | $53,167 | View → |
| Meigs | 16 | 33.6K | $55,723 | View → |
| Vinton | 13 | 27.3K | $63,862 | View → |
| Noble | 15 | 27K | $59,324 | View → |
| Monroe | 16 | 22.1K | $56,510 | View → |