Wahkiakum County, Washington Cities (2025)

9 cities

City
Rank
2025 Pop.
2020 Pop.
Annual Change
Density
Area (mi²)
Type
Puget Island11,1131,2271.64%1478 CDP
East Cathlamet26525121.56%3812 CDP
Cathlamet36165611.82%1,2171 Town
Lower Elochoman45104754.51%3382 CDP
Rosburg54573202.01%2023 CDP
Skamokawa Valley6260268-3.35%928 CDP
Grays River72563090%1320 CDP
Upper Elochoman885119-8.6%591 CDP
Altoona966356.45%135 CDP

Wahkiakum County Cities Summary

Largest City

Puget Island is the largest city in Wahkiakum County, with a population of 1,113.

Smallest City

Altoona is the smallest city in Wahkiakum County, with a population of 66.

10 Largest Cities

There are 9 cities in Wahkiakum County, Washington.

Location of Wahkiakum County