7 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Vancouver | 1 | 200,919 | 191,284 | 0.97% | 4,122 | 49 | City |
| Camas | 2 | 27,517 | 26,497 | 0.75% | 1,923 | 14 | City |
| Battle Ground | 3 | 23,482 | 20,867 | 2.28% | 2,705 | 9 | City |
| Washougal | 4 | 18,167 | 17,051 | 1.24% | 3,052 | 6 | City |
| Ridgefield | 5 | 16,480 | 10,872 | 7.3% | 2,169 | 8 | City |
| La Center | 6 | 4,451 | 3,475 | 4.58% | 1,692 | 3 | City |
| Yacolt | 7 | 1,636 | 1,674 | -0.49% | 2,845 | 1 | Town |
Vancouver is the largest city in Clark County, with a population of 200,919.
Yacolt is the smallest city in Clark County, with a population of 1,636.
There are 7 cities in Clark County, Washington.