17 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Akron | 1 | 189,423 | 190,146 | -0.06% | 3,059 | 62 | City |
| Cuyahoga Falls | 2 | 50,942 | 51,052 | -0.04% | 1,975 | 26 | City |
| Stow | 3 | 33,921 | 34,460 | -0.26% | 1,985 | 17 | City |
| Green | 4 | 27,487 | 27,454 | 0.02% | 858 | 32 | City |
| Barberton | 5 | 24,366 | 25,139 | -0.53% | 2,702 | 9 | City |
| Hudson | 6 | 23,077 | 23,064 | 0.01% | 901 | 26 | City |
| Twinsburg | 7 | 19,625 | 19,261 | 0.31% | 1,426 | 14 | City |
| Tallmadge | 8 | 18,412 | 18,411 | 0% | 1,311 | 14 | City |
| Macedonia | 9 | 12,121 | 12,174 | -0.07% | 1,246 | 10 | City |
| Fairlawn | 10 | 7,806 | 7,707 | 0.22% | 1,710 | 5 | City |
| Reminderville | 11 | 5,300 | 5,435 | -0.41% | 2,427 | 2 | Village |
| Munroe Falls | 12 | 4,959 | 5,042 | -0.28% | 1,791 | 3 | City |
| Richfield | 13 | 3,720 | 3,720 | 0% | 402 | 9 | Village |
| Northfield | 14 | 3,572 | 3,535 | 0.17% | 3,412 | 1 | Village |
| Lakemore | 15 | 2,912 | 2,920 | -0.03% | 2,008 | 1 | Village |
| Clinton | 16 | 1,195 | 1,198 | 0% | 333 | 4 | Village |
| Peninsula | 17 | 513 | 525 | -0.39% | 116 | 4 | Village |
Akron is the largest city in Summit County, with a population of 189,423.
Peninsula is the smallest city in Summit County, with a population of 513.
There are 17 cities in Summit County, Ohio.