12 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Eugene | 1 | 178,961 | 178,436 | 0.05% | 4,004 | 45 | City |
| Springfield | 2 | 60,840 | 61,865 | -0.28% | 3,789 | 16 | City |
| Cottage Grove | 3 | 10,714 | 10,642 | 0.11% | 2,768 | 4 | City |
| Florence | 4 | 9,518 | 9,476 | 0.07% | 1,718 | 6 | City |
| Junction City | 5 | 7,523 | 6,721 | 1.81% | 2,274 | 3 | City |
| Creswell | 6 | 5,604 | 5,637 | -0.09% | 3,268 | 2 | City |
| Veneta | 7 | 5,178 | 5,226 | -0.15% | 2,015 | 3 | City |
| Oakridge | 8 | 3,132 | 3,210 | -0.41% | 1,449 | 2 | City |
| Dunes City | 9 | 1,406 | 1,430 | -0.28% | 523 | 3 | City |
| Coburg | 10 | 1,365 | 1,314 | 0.66% | 1,142 | 1 | City |
| Lowell | 11 | 1,321 | 1,206 | 1.46% | 1,527 | 1 | City |
| Westfir | 12 | 252 | 260 | -0.4% | 803 | 0 | City |
Eugene is the largest city in Lane County, with a population of 178,961.
Westfir is the smallest city in Lane County, with a population of 252.
There are 12 cities in Lane County, Oregon.