33 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Brunswick | 1 | 34,830 | 35,435 | -0.35% | 2,681 | 12.99 | City |
| Medina | 2 | 25,764 | 26,076 | -0.24% | 2,224 | 11.58 | City |
| Wadsworth | 3 | 25,133 | 24,072 | 0.85% | 2,193 | 11.46 | City |
| New Franklin | 4 | 13,737 | 13,864 | -0.18% | 550 | 24.99 | City |
| Brunswick Hills township | 5 | 11,554 | 11,221 | 0.71% | 963 | 12 | Township |
| Norton | 6 | 11,228 | 11,653 | -0.75% | 556 | 20.19 | City |
| Medina township | 7 | 9,467 | 9,202 | 0.7% | 530 | 17.88 | Township |
| Hinckley township | 8 | 8,243 | 8,036 | 0.62% | 309 | 26.70 | Township |
| Sharon township | 9 | 6,134 | 5,974 | 0.66% | 239 | 25.69 | Township |
| Montrose-Ghent | 10 | 6,023 | 5,677 | 0.94% | 641 | 9.40 | CDP |
| Liverpool township | 11 | 5,914 | 5,760 | 0.65% | 230 | 25.71 | Township |
| Granger township | 12 | 4,683 | 4,562 | 0.64% | 201 | 23.25 | Township |
| Wadsworth township | 13 | 4,487 | 4,374 | 0.63% | 303 | 14.81 | Township |
| York township | 14 | 4,352 | 4,243 | 0.62% | 214 | 20.32 | Township |
| Litchfield township | 15 | 3,312 | 3,225 | 0.7% | 146 | 22.63 | Township |
| Guilford township | 16 | 3,155 | 3,080 | 0.64% | 146 | 21.60 | Township |
| Spencer township | 17 | 2,982 | 3,054 | -0.27% | 128 | 23.31 | Township |
| Lodi | 18 | 2,799 | 2,748 | 0.36% | 1,243 | 2.25 | Village |
| Westfield township | 19 | 2,698 | 2,637 | 0.56% | 117 | 22.99 | Township |
| Seville | 20 | 2,384 | 2,338 | 0.38% | 915 | 2.61 | Village |
| Chatham township | 21 | 2,273 | 2,217 | 0.62% | 86 | 26.34 | Township |
| Spencer township | 22 | 1,871 | 1,828 | 0.59% | 78 | 24.07 | Township |
| Spencer township | 23 | 1,753 | 1,755 | 0% | 145 | 12.12 | Township |
| Sharon Center | 24 | 1,704 | 1,328 | 7.17% | 360 | 4.73 | CDP |
| Lodi township | 25 | 1,345 | 1,375 | -0.37% | 35 | 38.89 | Township |
| Westfield Center | 26 | 1,212 | 1,187 | 0.41% | 573 | 2.12 | Village |
| Spencer township | 27 | 1,022 | 1,024 | 0.2% | 35 | 29.55 | Township |
| Valley City | 28 | 846 | 925 | 7.09% | 452 | 1.87 | CDP |
| Pigeon Creek | 29 | 793 | 948 | -0.75% | 886 | 0.90 | CDP |
| Spencer | 30 | 695 | 684 | 0.29% | 705 | 0.99 | Village |
| Chippewa Lake | 31 | 665 | 654 | 0.3% | 2,692 | 0.25 | Village |
| Gloria Glens Park | 32 | 375 | 369 | 0.27% | 3,505 | 0.11 | Village |
| Canaan township | 33 | 87 | 86 | 0% | 544 | 0.16 | Township |
Brunswick is the largest city in Medina County, with a population of 34,830.
Canaan township is the smallest city in Medina County.
There are 33 cities in Medina County, Ohio.