2 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Elizabethton | 1 | 14,428 | 14,527 | -0.11% | 1,510 | 10 | City |
| Watauga | 2 | 374 | 352 | 1.08% | 428 | 1 | City |
Elizabethton is the largest city in Carter County, with a population of 14,428.
Watauga is the smallest city in Carter County, with a population of 374.
There are 2 cities in Carter County, Tennessee.