Ranking of Ohio Counties By Population in 2019
Updated on January 28, 2024.
Based on the US Census Vintage data estimates, in 2019, the Population for Ohio was 11.70M. Among all Ohio counties, Franklin County had the highest population (1.32M), followed by Cuyahoga County (1.24M), and Hamilton County (818.65K).
The chart below shows the top 10 counties, and the table below shows the ranking of all Ohio counties.
You can see similar ranking information for related topics, and for other states. You can also see the ranking of all counties in the United States.
Related Topics: Ohio Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage), 2019 Census.
See this for other years:
Ranking of Ohio Counties By Population in 2019
Rank | County | Population |
|---|---|---|
| 1 | Franklin County | 1,318,766 |
| 2 | Cuyahoga County | 1,235,574 |
| 3 | Hamilton County | 818,653 |
| 4 | Summit County | 540,814 |
| 5 | Montgomery County | 532,139 |
| 6 | Lucas County | 428,888 |
| 7 | Butler County | 383,603 |
| 8 | Stark County | 370,723 |
| 9 | Lorain County | 310,100 |
| 10 | Warren County | 235,601 |
| 11 | Lake County | 229,739 |
| 12 | Mahoning County | 227,510 |
| 13 | Delaware County | 209,768 |
| 14 | Clermont County | 206,851 |
| 15 | Trumbull County | 198,069 |
| 16 | Medina County | 180,121 |
| 17 | Licking County | 177,174 |
| 18 | Greene County | 169,354 |
| 19 | Portage County | 162,426 |
| 20 | Fairfield County | 157,703 |
| 21 | Clark County | 134,315 |
| 22 | Wood County | 131,089 |
| 23 | Richland County | 121,384 |
| 24 | Wayne County | 115,824 |
| 25 | Miami County | 106,995 |
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