4 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Crittenden | 1 | 4,171 | 4,032 | 0.55% | 1,225 | 3 | City |
| Williamstown | 2 | 4,002 | 3,909 | 0.4% | 238 | 17 | City |
| Dry Ridge | 3 | 2,227 | 2,167 | 0.45% | 431 | 5 | City |
| Corinth | 4 | 232 | 228 | 0.43% | 110 | 2 | City |
Crittenden is the largest city in Grant County, with a population of 4,171.
Corinth is the smallest city in Grant County, with a population of 232.
There are 4 cities in Grant County, Kentucky.