Clatsop County Flag

Clatsop County

State:
Oregon
County Seat:
Astoria

Clatsop County's estimated 2025 population is 40,002 with a growth rate of -1.36% in the past year according to the most recent United States census data. Clatsop County is the 19th largest county in Oregon. The 2010 population was 37,097 and has seen a growth of 7.83% since that time.

40,002
Total Population
48
Population Density (mi²)
19
Population Rank (State)
-550 -1.36%
Annual Population Growth

Clatsop County Population

Demographics

Economics and Income Statistics