Other pages about the topic: Population
Population change
In accordance with RCW 43.62.035, the Office of Financial Management (OFM) shall determine the percentage increase in population for each county over the preceding ten-year period, as of April 1.
The State Data Center (SDC) program is a cooperative program between the states and the Census Bureau created in 1978 to make data available locally to the public through a network of state agencies, universities, libraries, and regional and local governments. The Business and Industry Data Center (BIDC) program was added in 1988 to meet the needs of local business communities for economic data. The Office of Financial Management is the state agency responsible for administering these programs in Washington state.
Click on a tab below to access geographic data. Some of the data files are large and may require additional time to download.
Small area estimates program: GIS shapefiles for select census geographic areas and other areas of statewide significance. Includes annual population and housing estimates from 2010 onwards.
These detailed demographic profiles are based on the 2010 Census Summary File 2 product which contains detailed demographic information for up to 331 different race/ethnic groups (250 in the case of Washington state). Summary File 2 includes information on age, sex, households, families, relationship to householder, housing units, and group quarters. Data are available for geographic entities that have at least 100 persons in a specific race/ethnic group.
All race/ethnic groups that meet the minimum population threshold of 100 persons are included in each demographic profile.
An asterisk (*) denotes that the area does not meet the minimum population threshold of 100 persons for any single race/ethnic group.
Note: Detailed demographic profiles for urban areas consisting of state parts (e.g., Lewiston, ID--WA Urbanized Area) can be accessed from this page.
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