2 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Ulysses | 1 | 5,488 | 5,770 | -0.85% | 1,700 | 3 | City |
| Johnson City | 2 | 1,455 | 1,467 | -0.14% | 679 | 2 | City |
Ulysses is the largest city in Grant County, with a population of 5,488.
Johnson City is the smallest city in Grant County, with a population of 1,455.
There are 2 cities in Grant County, Kansas.