Residentpopulation and net change
Sources: U.S.Census Bureau, Population Estimates Program, updated annually. Populationand Housing Unit Estimates
Definitions:
The CensusBureau's Population Estimates Program produces estimates of the population forthe United States, its states, metropolitan and micropolitan statistical areas,counties, cities, and towns, as well as for the Commonwealth of Puerto Rico andits municipios (county-equivalents for Puerto Rico). Additionally, housing unitestimates are produced for the nation, states, and counties. The timing of therelease of estimates varies according to the level of geography and demographicdetail. See the Schedule of Releases for more information.
ResidentPopulation - All persons who are "usually resident" in a specifiedgeographic area. For the United States, the resident population includes allpersons who usually reside in the 50 states and the District of Columbia butexcludes residents of the Commonwealth of Puerto Rico and the Island areasunder U.S. sovereignty or jurisdiction (principally American Samoa, Guam,United States Virgin Islands, and the Commonwealth of the Northern MarianaIslands). In addition, the U.S. resident population excludes U.S. Armed Forcesoverseas and civilian U.S. citizens whose usual place of residence is outsidethe United States.
Estimates Base - The population count or estimate used as the startingpoint in the estimates process, and which typically corresponds with the dateof the latest decennial census. The April 1, 2020 population estimates base mayreflect changes to the 2020 Census population due to the Count QuestionResolution and Post-Census Group Quarters Review programs, geographic programrevisions, the application of disclosure avoidance techniques, or theincorporation of alternate data sources. Click on the "Scope andMethodology" link for details for each vintage year.
Populationpercent change - The difference between the population of an area at thebeginning and end of a time period, expressed as a percentage of the beginningpopulation.
Methodology for U.S. and Puerto Rico