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Ohio's Population

  1. National Rank by Population: 7th
  2. State Population by Decade
    1. 1810: 230,760
    2. 1820: 581,434
    3. 1830: 937,903
    4. 1840: 1,519,467
    5. 1850: 1,980,329
    6. 1860: 2,339,511
    7. 1870: 2,665,260
    8. 1880: 3,198,062
    9. 1890: 3,672,329
    10. 1900: 4,157,545
    11. 1910: 4,767,121
    12. 1920: 5,759,394
    13. 1930: 6,646,697
    14. 1940: 6,907,612
    15. 1950: 7,946,627
    16. 1960: 9,706,397
    17. 1970: 10,652,017
    18. 1980: 10,797,630
    19. 1990: 10,847,115
    20. 2000: 11,353,140
  3. Largest Cities by Population (2000 Census)
    1. Columbus, 711,470
    2. Cleveland, 478,403
    3. Cincinnati, 331285
    4. Toledo, 313,619
    5. Akron, 217,074
    6. Dayton, 166179
    7. Parma, 85,655
    8. Youngstown, 82,026
    9. Canton, 80,806
    10. Lorain, 68,652
  4. Largest Counties by Population (2000 Census)
    1. Cuyahoga, 1,393,978
    2. Franklin, 1,068,978
    3. Hamilton, 845,303
    4. Montgomery, 559,062
    5. Summit, 542,899
    6. Lucas, 455,054
    7. Stark, 378,098
    8. Butler, 332,807
    9. Lorain, 284,664
    10. Mahoning, 257,555

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