Identifiers: city · CDP · town
| Rank | Community | Population |
|---|---|---|
| 1 | Titusville (city), FL | 48,789 |
| 2 | Merritt Island (CDP), FL | 34,518 |
| 3 | Rockledge (city), FL | 27,678 |
| 4 | Port St. John (CDP), FL | 23,474 |
| 5 | Cocoa (city), FL | 19,041 |
| 6 | Viera West (CDP), FL | 16,688 |
| 7 | Viera East (CDP), FL | 11,687 |
| 8 | Cocoa Beach (city), FL | 11,354 |
| 9 | Satellite Beach (city), FL | 11,226 |
| 10 | Cape Canaveral (city), FL | 9,972 |
| 11 | Indian Harbour Beach (city), FL | 9,019 |
| 12 | North Merritt Island (CDP), FL | 8,566 |
| 13 | Wedgefield (CDP), FL | 8,017 |
| 14 | South Patrick Shores (CDP), FL | 6,496 |
| 15 | Cocoa West (CDP), FL | 5,939 |
| 16 | June Park (CDP), FL | 4,283 |
| 17 | Sharpes (CDP), FL | 3,115 |
| 18 | Tropical Park (CDP), FL | 2,013 |
| 19 | Patrick AFB (CDP), FL | 1,308 |
| 20 | Palm Shores (town), FL | 1,200 |