3 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Grayson | 1 | 3,787 | 3,837 | -0.26% | 1,365 | 2.77 | City |
| Olive Hill | 2 | 1,522 | 1,581 | -0.78% | 765 | 1.99 | City |
| Lakeview Heights | 3 | 268 | 277 | -0.74% | 1,901 | 0.14 | City |
Grayson is the largest city in Carter County, with a population of 3,787.
Lakeview Heights is the smallest city in Carter County.
There are 3 cities in Carter County, Kentucky.