Hamilton County Oh »
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| Hamilton County | |
| Hamilton County is located in the southwestern corner of the U.S. state of Ohio. As of the 2020 census, the population was 830,639, making it the third-most populous county in Ohio. The county seat and most populous city is Cincinnati. | |
| Cincinnati | |
| Cincinnati is the most populous city in Hamilton County, Ohio, and its county seat. The third most populous city in Ohio, with a population of 309,317 according to the 2020 census (after Columbus and Cleveland), Cincinnati serves as the economic and cultural center of the tristate Cincinnati metropolitan area. | |
