10 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Toledo | 1 | 263,314 | 270,285 | -0.44% | 3,271 | 80 | City |
| Oregon | 2 | 19,626 | 19,926 | -0.25% | 688 | 29 | City |
| Sylvania | 3 | 19,133 | 19,039 | 0.08% | 2,871 | 7 | City |
| Maumee | 4 | 13,506 | 13,863 | -0.43% | 1,345 | 10 | City |
| Waterville | 5 | 6,024 | 6,018 | 0.02% | 1,167 | 5 | City |
| Whitehouse | 6 | 5,122 | 5,005 | 0.39% | 1,188 | 4 | Village |
| Ottawa Hills | 7 | 4,800 | 4,800 | 0% | 2,552 | 2 | Village |
| Holland | 8 | 1,781 | 1,822 | -0.39% | 1,803 | 1 | Village |
| Berkey | 9 | 287 | 275 | 0.7% | 68 | 4 | Village |
| Harbor View | 10 | 89 | 89 | 0% | 3,870 | 0 | Village |
Toledo is the largest city in Lucas County, with a population of 263,314.
Harbor View is the smallest city in Lucas County, with a population of 89.
There are 10 cities in Lucas County, Ohio.