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Coordinated Population Forecast For Clatsop County, Its Urban Growth Boundaries (Ugb), And Area Outside Ugbs 2020-2070, Portland State University. Population Research Center, Nicholas Chun, Kevin Rancik, Paul Runge, Mac Cunningham, Deborah Loftus, Charles Rynerson

Oregon Population Forecast Program

Different sub‐areas within Oregon’s counties experience different growth patterns. Those patterns combine to collectively determine county‐level demographic changes. Clatsop County is comprised of two types of sub‐areas: urban‐growth boundary (UGB) areas (Astoria, Cannon Beach, Gearhart, Seaside, and Warrenton) and areas outside of those UGBs. In this report, we describe demographic trends and forecasts for the county as a whole as well as its sub‐areas.

Clatsop County’s total population gradually increased in the 2000s (Figure 1). Some sub‐areas, such as Warrenton and Gearhart, experienced faster population growth, averaging between one and two percent growth annually. In contrast, Astoria lost population between …