| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Raymond | 1 | 3,266 | 3,101 | 0.96% | 796 | 4 | City |
| South Bend | 2 | 1,798 | 1,750 | 0.45% | 1,096 | 2 | City |
| Long Beach | 3 | 1,783 | 1,704 | 0.79% | 1,293 | 1 | City |
| Ilwaco | 4 | 1,116 | 1,093 | 0.36% | 544 | 2 | City |
Raymond is the largest city in Pacific County, with a population of 3,266.
Ilwaco is the smallest city in Pacific County, with a population of 1,116.
There are 4 cities in Pacific County, Washington.