| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Tulsa | 1 | 416,850 | 413,617 | 0.15% | 2,108 | 198 | City |
| Broken Arrow | 2 | 127,206 | 113,915 | 1.77% | 2,020 | 63 | City |
| Owasso | 3 | 44,211 | 38,352 | 2.54% | 2,598 | 17 | City |
| Bixby | 4 | 33,515 | 28,854 | 2.29% | 1,304 | 26 | City |
| Jenks | 5 | 28,628 | 26,103 | 1.61% | 1,647 | 17 | City |
| Sand Springs | 6 | 20,501 | 19,945 | 0.51% | 1,035 | 20 | City |
| Glenpool | 7 | 14,921 | 13,709 | 1.47% | 1,350 | 11 | City |
| Collinsville | 8 | 10,391 | 8,007 | 4.37% | 1,257 | 8 | City |
| Skiatook | 9 | 9,073 | 8,500 | 1.26% | 661 | 14 | City |
| Sperry | 10 | 1,252 | 1,184 | 0.89% | 586 | 2 | Town |
| Fair Oaks | 11 | 68 | 58 | 3.03% | 12 | 6 | Town |
Tulsa is the largest city in Tulsa County, with a population of 416,850.
Fair Oaks is the smallest city in Tulsa County, with a population of 68.
There are 11 cities in Tulsa County, Oklahoma.