Note: As defined by the US Census Bureau, a city's official boundaries often extend miles beyond the city itself and may even cross county lines. As such, several thousand US cities officially exist in two or more counties (and therefore appear on multiple counties' lists of cities.)
City | Rank | 2024 Pop. | 2020 Pop. | Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Palm Coast | 1 | 106,237 | 89,739 | 4.04% | 1,111 | 95.7 | City |
| St. Augustine Beach | 2 | 6,759 | 6,838 | -0.29% | 3,175 | 2.1 | City |
| Flagler Beach | 3 | 5,667 | 5,161 | 2.27% | 1,598 | 3.5 | City |
| Butler Beach | 4 | 4,811 | 4,814 | -0.21% | 1,891 | 2.5 | CDP |
| Bunnell | 5 | 4,064 | 3,324 | 4.77% | 29 | 139.4 | City |
| Crescent Beach | 6 | 937 | 1,085 | 0.11% | 652 | 1.4 | CDP |
| Beverly Beach | 7 | 530 | 474 | 2.71% | 1,721 | 0.3 | Town |
| Marineland | 8 | 9 | 8 | 0% | 23 | 0.4 | Town |
Note: City markers shown outside the county boundary mean that a part of the city extends into this county, but is primarily located in an adjacent county.
Palm Coast is the largest city in Flagler County.
Marineland is the smallest city in Flagler County.
There are 8 cities in Flagler County, Florida.