16 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Lower | 1 | 21,325 | 22,007 | -0.88% | 779 | 27 | Township |
| Middle | 2 | 19,446 | 20,306 | -1.26% | 277 | 70 | Township |
| Upper | 3 | 12,198 | 12,513 | -0.85% | 197 | 62 | Township |
| Ocean City | 4 | 11,169 | 11,226 | -0.22% | 1,654 | 7 | City |
| Dennis | 5 | 5,982 | 6,273 | -0.96% | 99 | 60 | Township |
| Wildwood | 6 | 5,046 | 5,137 | -0.51% | 3,274 | 2 | City |
| North Wildwood | 7 | 3,495 | 3,616 | -0.85% | 2,026 | 2 | City |
| Wildwood Crest | 8 | 2,980 | 3,096 | -0.93% | 2,296 | 1 | Borough |
| Cape May | 9 | 2,700 | 2,769 | -0.77% | 1,092 | 2 | City |
| Sea Isle City | 10 | 2,124 | 2,102 | 0.05% | 964 | 2 | City |
| Woodbine | 11 | 2,096 | 2,127 | -0.62% | 261 | 8 | Borough |
| Avalon | 12 | 1,212 | 1,238 | -0.16% | 284 | 4 | Borough |
| West Cape May | 13 | 979 | 1,007 | -0.81% | 835 | 1 | Borough |
| Stone Harbor | 14 | 770 | 791 | -0.9% | 542 | 1 | Borough |
| West Wildwood | 15 | 524 | 542 | -1.13% | 1,832 | 0 | Borough |
| Cape May Point | 16 | 293 | 301 | -0.68% | 993 | 0 | Borough |
Lower is the largest city in Cape May County, with a population of 21,325.
Cape May Point is the smallest city in Cape May County, with a population of 293.
There are 16 cities in Cape May County, New Jersey.