Ohio Demographics Site Map

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Browse Ohio Zip Codes

• Zip Codes by Population

Largest 10 Counties by Population

1. Franklin County
2. Cuyahoga County
3. Hamilton County
4. Summit County
5. Montgomery County
6. Lucas County
7. Butler County
8. Stark County
9. Lorain County
10. Warren County

Largest 10 Cities by Population

1. Columbus
2. Cleveland
3. Cincinnati
4. Toledo
5. Akron
6. Dayton
7. Parma
8. Canton
9. Lorain
10. Hamilton

Largest 10 Zip Codes by Population

1. 45011
2. 43123
3. 43081
4. 43026
5. 44256
6. 43055
7. 43130
8. 44035
9. 44060
10. 43068

20 Richest Counties in Ohio

1. Delaware County
2. Warren County
3. Geauga County
4. Union County
5. Medina County
6. Greene County
7. Licking County
8. Clermont County
9. Fairfield County
10. Hamilton County
11. Butler County
12. Franklin County
13. Ottawa County
14. Wood County
15. Lake County
16. Holmes County
17. Putnam County
18. Summit County
19. Portage County
20. Madison County

20 Richest Cities in Ohio

1. Hunting Valley
2. The Village of Indian Hill
3. Concorde Hills
4. Moreland Hills
5. Coldstream
6. Hills and Dales
7. Bentleyville
8. New Albany
9. Gates Mills
10. Remington
11. Terrace Park
12. Montrose-Ghent
13. Pepper Pike
14. Ottawa Hills
15. Kirtland Hills
16. Bratenahl
17. South Russell
18. Madeira
19. Dry Run
20. Wetherington