| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Guthrie | 1 | 12,486 | 10,874 | 1.87% | 694 | 18 | City |
| Langston | 2 | 1,815 | 1,619 | 1.57% | 151 | 12 | Town |
| Crescent | 3 | 1,452 | 1,302 | 1.61% | 1,303 | 1 | City |
| Cedar Valley | 4 | 447 | 396 | 1.59% | 223 | 2 | City |
| Coyle | 5 | 348 | 306 | 1.75% | 443 | 1 | Town |
| Mulhall | 6 | 249 | 218 | 2.05% | 306 | 1 | Town |
| Marshall | 7 | 237 | 210 | 1.72% | 373 | 1 | Town |
| Orlando | 8 | 142 | 126 | 1.43% | 362 | 0 | Town |
| Meridian | 9 | 17 | 15 | 0% | 85 | 0 | Town |
Guthrie is the largest city in Logan County, with a population of 12,486.
Meridian is the smallest city in Logan County, with a population of 17.
There are 9 cities in Logan County, Oklahoma.