| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Crittenden | 1 | 4,207 | 4,031 | 0.53% | 1,236 | 3 | City |
| Williamstown | 2 | 4,044 | 3,915 | 0.35% | 240 | 17 | City |
| Dry Ridge | 3 | 2,259 | 2,173 | 0.44% | 438 | 5 | City |
| Corinth | 4 | 238 | 229 | 0.42% | 112 | 2 | City |
Crittenden is the largest city in Grant County, with a population of 4,207.
Corinth is the smallest city in Grant County, with a population of 238.
There are 4 cities in Grant County, Kentucky.