List of cities in Washington List of cities List of cities

| Name_ | County | Population_2012_est_ | Population_2010 | Land_area_ |
|---|---|---|---|---|
| Ritzville | Adams | 1699 | 1673 | 1.70 sq mi (4.4 km2) |
| Rock Island | Douglas | 799 | 788 | 0.61 sq mi (1.6 km2) |
| Roslyn | Kittitas | 910 | 893 | 4.37 sq mi (11.3 km2) |
| Roy | Pierce | 803 | 793 | 0.49 sq mi (1.3 km2) |
| Royal City | Grant | 2193 | 2140 | 1.35 sq mi (3.5 km2) |
| Ruston | Pierce | 759 | 749 | 0.26 sq mi (0.67 km2) |
| Sammamish | King | 49069 | 45780 | 18.22 sq mi (47.2 km2) |
| SeaTac | King | 27667 | 26909 | 10.03 sq mi (26.0 km2) |
| Seattle | King | 634535 | 608660 | 83.94 sq mi (217.4 km2) |
| Sedro-Woolley | Skagit | 10636 | 10540 | 3.81 sq mi (9.9 km2) |
| Selah | Yakima | 7333 | 7147 | 4.44 sq mi (11.5 km2) |