Data sources
Census 2020 Decennial Island Areas (DECIA)
DECIA
Population totals and percent shares for 2020 at the territory and county-equivalent level for U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands, which are not available in the 5 year American Community Survey (ACS) estimates.
Topics this source feeds
Each topic page explains how this source is used, with its calculations and known gaps.