Cincinnati, OH-KY-IN Population by Decades
| Date |
Population |
Population Change |
Annual % Change |
| 1900 | 684,161 | - | - |
| 1910 | 731,744 | 47,583 | 0.7 |
| 1920 | 766,074 | 34,330 | 0.5 |
| 1930 | 893,150 | 127,076 | 1.5 |
| 1940 | 934,915 | 41,765 | 0.5 |
| 1950 | 1,073,077 | 138,162 | 1.4 |
| 1960 | 1,321,146 | 248,069 | 2.1 |
| 1970 | 1,439,857 | 118,711 | 0.9 |
| 1980 | 1,467,664 | 27,807 | 0.2 |
| 1990 | 1,526,092 | 58,428 | 0.4 |
| 2000 | 1,646,395 | 120,303 | 0.8 |
Source: U.S. Bureau of Census
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