26 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Vancouver | 1 | 199,884 | 191,278 | 0.87% | 4,100 | 48.75 | City |
| Orchards | 2 | 31,628 | 26,289 | 2.61% | 5,908 | 5.35 | CDP |
| Camas | 3 | 27,782 | 26,461 | 0.96% | 1,970 | 14.10 | City |
| Hazel Dell | 4 | 23,534 | 21,830 | 1.18% | 4,868 | 4.83 | CDP |
| Battle Ground | 5 | 23,232 | 20,864 | 2.08% | 2,676 | 8.68 | City |
| Five Corners | 6 | 21,605 | 19,415 | 1.07% | 3,710 | 5.82 | CDP |
| Salmon Creek | 7 | 20,469 | 19,506 | 0.26% | 3,225 | 6.35 | CDP |
| Ridgefield | 8 | 17,819 | 10,839 | 8.5% | 2,407 | 7.40 | City |
| Washougal | 9 | 16,943 | 17,047 | -0.12% | 2,847 | 5.95 | City |
| Minnehaha | 10 | 12,035 | 11,387 | 1.27% | 5,446 | 2.21 | CDP |
| Felida | 11 | 11,304 | 9,842 | 2.37% | 3,889 | 2.91 | CDP |
| Mount Vista | 12 | 11,036 | 9,762 | 1.96% | 2,111 | 5.23 | CDP |
| Barberton | 13 | 8,516 | 7,317 | 2.28% | 1,963 | 4.34 | CDP |
| Lake Shore | 14 | 6,591 | 7,581 | 0.02% | 4,031 | 1.64 | CDP |
| Hockinson | 15 | 6,098 | 6,159 | 1.46% | 442 | 13.78 | CDP |
| La Center | 16 | 4,946 | 3,473 | 6.34% | 1,881 | 2.63 | City |
| Venersborg | 17 | 4,329 | 3,973 | 0.91% | 405 | 10.70 | CDP |
| Lewisville | 18 | 2,662 | 2,166 | 2.42% | 492 | 5.42 | CDP |
| Brush Prairie | 19 | 2,616 | 2,721 | -0.08% | 340 | 7.68 | CDP |
| Meadow Glade | 20 | 2,352 | 2,774 | -0.55% | 647 | 3.64 | CDP |
| Fern Prairie | 21 | 1,962 | 1,989 | 0.31% | 391 | 5.02 | CDP |
| Duluth | 22 | 1,770 | 1,249 | 0.85% | 296 | 5.97 | CDP |
| Amboy | 23 | 1,698 | 1,871 | 0.35% | 170 | 9.98 | CDP |
| Yacolt | 24 | 1,586 | 1,671 | -1.06% | 2,758 | 0.57 | Town |
| Dollars Corner | 25 | 1,030 | 684 | 7.18% | 260 | 3.96 | CDP |
| Cherry Grove | 26 | 434 | 642 | -1.59% | 187 | 2.32 | CDP |
Vancouver is the largest city in Clark County, with a population of 199,884.
Cherry Grove is the smallest city in Clark County.
There are 26 cities in Clark County, Washington.