Puget Sound Regional CouncilPublic Use Microdata Areas (PUMAs) are non-overlapping, statistical geographic areas that partition each state or equivalent entity into geographic areas containing no fewer than 100,000 people each. They cover the entirety of the United States, Puerto Rico, Guam, and the U.S. Virgin Islands. https://usa.ipums.org/usa/resources/codebooks/2010_PUMS_codebook.pdfArcGIS FeatureLayerhttps://hub.arcgis.com/datasets/307faa8ff7544b87a4a998c9df676c4c_0engPuget Sound Regional Council Data PortalPublicCensus PUMAS 2010 [Washington (State)--Puget Sound Region]Web servicesWashington (State)--Puget Sound RegionWashington (State)2010