33 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Orlando | 1 | 329,347 | 307,834 | 1.32% | 2,961 | 111.24 | City |
| Palm Bay | 2 | 145,834 | 120,163 | 3.65% | 1,682 | 86.68 | City |
| Melbourne | 3 | 88,222 | 85,066 | 0.72% | 1,997 | 44.19 | City |
| Titusville | 4 | 50,254 | 48,819 | 0.57% | 1,720 | 29.22 | City |
| Merritt Island | 5 | 34,189 | 33,975 | -0.11% | 2,015 | 16.97 | CDP |
| West Melbourne | 6 | 30,854 | 26,578 | 2.85% | 2,840 | 10.86 | City |
| Rockledge | 7 | 30,616 | 27,706 | 1.94% | 2,316 | 13.22 | City |
| Sebastian | 8 | 27,992 | 25,126 | 2.09% | 1,987 | 14.09 | City |
| Port St. John | 9 | 27,391 | 23,940 | 3.82% | 2,939 | 9.32 | CDP |
| Cocoa | 10 | 20,521 | 19,043 | 1.46% | 1,497 | 13.71 | City |
| Viera West | 11 | 18,287 | 14,204 | 4.43% | 2,008 | 9.11 | CDP |
| Viera East | 12 | 12,994 | 12,284 | 1.16% | 2,569 | 5.06 | CDP |
| Cocoa Beach | 13 | 11,417 | 11,347 | 0.12% | 2,451 | 4.66 | City |
| Satellite Beach | 14 | 11,416 | 11,233 | 0.33% | 3,908 | 2.92 | City |
| North Merritt Island | 15 | 11,291 | 8,343 | 7.15% | 670 | 16.86 | CDP |
| Cape Canaveral | 16 | 10,040 | 9,974 | 0.13% | 4,518 | 2.22 | City |
| Micco | 17 | 9,192 | 8,990 | 0.1% | 1,209 | 7.60 | CDP |
| Indian Harbour Beach | 18 | 9,021 | 9,016 | 0.01% | 4,310 | 2.09 | City |
| Mims | 19 | 7,263 | 7,164 | 0.19% | 425 | 17.07 | CDP |
| South Patrick Shores | 20 | 7,155 | 7,124 | 1.2% | 4,729 | 1.51 | CDP |
| Cocoa West | 21 | 5,678 | 5,966 | -0.28% | 1,555 | 3.65 | CDP |
| Grant-Valkaria | 22 | 5,397 | 4,516 | 3.37% | 198 | 27.22 | Town |
| June Park | 23 | 4,923 | 4,932 | 1.13% | 1,629 | 3.02 | CDP |
| Melbourne Beach | 24 | 3,281 | 3,231 | 0.31% | 3,321 | 0.99 | Town |
| Malabar | 25 | 3,226 | 2,960 | 1.67% | 302 | 10.69 | Town |
| Indialantic | 26 | 3,180 | 3,015 | 1.05% | 3,272 | 0.97 | Town |
| Tropical Park | 27 | 2,821 | 2,064 | 7.14% | 5,157 | 0.55 | CDP |
| Sharpes | 28 | 2,662 | 2,752 | -1.84% | 1,108 | 2.40 | CDP |
| Patrick AFB | 29 | 1,702 | 1,642 | 1.92% | 552 | 3.08 | CDP |
| Palm Shores | 30 | 1,215 | 1,199 | 0.25% | 2,025 | 0.60 | Town |
| Scottsmoor | 31 | 1,142 | 867 | 7.13% | 984 | 1.16 | CDP |
| Melbourne Village | 32 | 688 | 677 | 0.29% | 1,184 | 0.58 | Town |
| West Canaveral Groves | 33 | 209 | 122 | 7.18% | 56 | 3.76 | CDP |
Orlando is the largest city in Brevard County, with a population of 329,347.
West Canaveral Groves is the smallest city in Brevard County.
There are 33 cities in Brevard County, Florida.