4 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Crittenden | 1 | 4,148 | 4,032 | 0.56% | 1,218 | 3 | City |
| Williamstown | 2 | 3,986 | 3,909 | 0.38% | 237 | 17 | City |
| Dry Ridge | 3 | 2,217 | 2,167 | 0.45% | 429 | 5 | City |
| Corinth | 4 | 231 | 228 | 0% | 109 | 2 | City |
Crittenden is the largest city in Grant County, with a population of 4,148.
Corinth is the smallest city in Grant County, with a population of 231.
There are 4 cities in Grant County, Kentucky.