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Portland State University

2021

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Model-Based Estimates Of Population Of Oregon Census Blocks As Of April 1, 2020, Population Research Center, Portland State University Jan 2021

Model-Based Estimates Of Population Of Oregon Census Blocks As Of April 1, 2020, Population Research Center, Portland State University

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The methodology used to produce population estimates as of 4/1/2020 for the state at the block group level relies on data from the 2010 Census Summary File 1 (SF1), 2020 Census Apportionment Results, US Census partnership programs supporting the 2020 Census, 2020 Tiger/Line boundary files, 2015-2019 5-year American Community Survey (ACS) files, ESRI Updated Demographics vintage 2020, and estimates from the Portland State University Population Research Center and US Census Population Division.

The 2010 decennial census block file was the baseline for average household size, and counts of housing units and population by race in 2010. Block group or tract …