31 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Palm Bay | 1 | 147,486 | 120,168 | 3.85% | 1,702 | 87 | City |
| Melbourne | 2 | 88,181 | 85,080 | 0.71% | 1,996 | 44 | City |
| Titusville | 3 | 50,148 | 48,821 | 0.53% | 1,716 | 29 | City |
| Merritt Island | 4 | 34,189 | 33,975 | -0.11% | 2,015 | 17 | CDP |
| West Melbourne | 5 | 32,577 | 26,579 | 3.82% | 2,999 | 11 | City |
| Rockledge | 6 | 32,359 | 27,706 | 2.96% | 2,448 | 13 | City |
| Port St. John | 7 | 27,391 | 23,940 | 3.82% | 2,939 | 9 | CDP |
| Cocoa | 8 | 20,128 | 19,032 | 1.1% | 1,469 | 14 | City |
| Viera West | 9 | 18,287 | 14,204 | 4.43% | 2,008 | 9 | CDP |
| Viera East | 10 | 12,994 | 12,284 | 1.16% | 2,569 | 5 | CDP |
| Satellite Beach | 11 | 11,401 | 11,230 | 0.3% | 3,903 | 3 | City |
| Cocoa Beach | 12 | 11,395 | 11,348 | 0.08% | 2,446 | 5 | City |
| North Merritt Island | 13 | 11,291 | 8,343 | 7.15% | 670 | 17 | CDP |
| Cape Canaveral | 14 | 10,023 | 9,975 | 0.09% | 4,511 | 2 | City |
| Micco | 15 | 9,192 | 8,990 | 0.1% | 1,209 | 8 | CDP |
| Indian Harbour Beach | 16 | 9,003 | 9,017 | -0.03% | 4,301 | 2 | City |
| Mims | 17 | 7,263 | 7,164 | 0.19% | 425 | 17 | CDP |
| South Patrick Shores | 18 | 7,155 | 7,124 | 1.2% | 4,729 | 2 | CDP |
| Grant-Valkaria | 19 | 6,033 | 4,516 | 5.29% | 222 | 27 | Town |
| Cocoa West | 20 | 5,678 | 5,966 | -0.28% | 1,555 | 4 | CDP |
| June Park | 21 | 4,923 | 4,932 | 1.13% | 1,629 | 3 | CDP |
| Melbourne Beach | 22 | 3,283 | 3,231 | 0.31% | 3,323 | 1 | Town |
| Malabar | 23 | 3,228 | 2,960 | 1.67% | 302 | 11 | Town |
| Indialantic | 24 | 3,142 | 3,014 | 0.8% | 3,233 | 1 | Town |
| Tropical Park | 25 | 2,821 | 2,064 | 7.14% | 5,157 | 1 | CDP |
| Sharpes | 26 | 2,662 | 2,752 | -1.84% | 1,108 | 2 | CDP |
| Patrick AFB | 27 | 1,702 | 1,642 | 1.92% | 552 | 3 | CDP |
| Palm Shores | 28 | 1,212 | 1,199 | 0.17% | 2,020 | 1 | Town |
| Scottsmoor | 29 | 1,142 | 867 | 7.13% | 984 | 1 | CDP |
| Melbourne Village | 30 | 684 | 677 | 0.15% | 1,177 | 1 | Town |
| West Canaveral Groves | 31 | 209 | 122 | 7.18% | 56 | 4 | CDP |
Palm Bay is the largest city in Brevard County, with a population of 147,486.
West Canaveral Groves is the smallest city in Brevard County, with a population of 209.
There are 31 cities in Brevard County, Florida.