4 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Odessa | 1 | 116,287 | 114,926 | 0.23% | 2,241 | 51.89 | City |
| West Odessa | 2 | 32,953 | 26,117 | 2.12% | 530 | 62.14 | CDP |
| Gardendale | 3 | 1,353 | 1,389 | -1.1% | 118 | 11.47 | CDP |
| Goldsmith | 4 | 219 | 236 | -1.35% | 676 | 0.32 | City |
Odessa is the largest city in Ector County, with a population of 116,287.
Goldsmith is the smallest city in Ector County.
There are 4 cities in Ector County, Texas.