2 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Elizabethton | 1 | 14,444 | 14,527 | -0.12% | 1,512 | 10 | City |
| Watauga | 2 | 370 | 352 | 0.82% | 424 | 1 | City |
Elizabethton is the largest city in Carter County, with a population of 14,444.
Watauga is the smallest city in Carter County, with a population of 370.
There are 2 cities in Carter County, Tennessee.