Data and Reports
King County residents and elected officials depend on accurate data to conduct business and to make better decisions about county products and services. Staff of Performance, Strategy and Budget (PSB) are dedicated to providing reports and analysis that standardize the data used within King County and promote good decision-making.
The county demographer and other staff within PSB prepare a set of annual and periodic reports about
Demographic Presentation: A presentation to the King County Council describes recent demographic trends and the current ethnicity, language and income characteristics of King County residents.
Demographic Information: In 2011 the U S Census Bureau released population counts from the 2010 Census that confirm Washington State and King
- King County Profile 2015
- Unincorporated King County Profile 2015
- 2010 Census Race and Age Breakdown
- 2016 King County and Its Cities Population
In the years since the 2000 and 2010 decennial Censuses, the US Census Bureau has conducted a new sample of population characteristics called the American Community Survey (ACS). Tables of recent ACS data are available for
Demographic Services: In addition to the report series listed above, the county demographer prepares occasional bulletins and reports on demographic subjects, for King County and its communities. Data are available from the 2000 and 2010 US Census, recent surveys from the US Census Bureau, and other sources. See www.Census.gov.
King County Buildable Lands Report: In 1997, the Washington State legislature adopted the Buildable Lands amendment to the Growth Management Act, (RCW 36.70A.215). The amendment requires six
- King County Buildable Lands Report--2002
- King County Buildable Lands Report--2007
- King County Buildable Lands Report--2014
Archive: King County Annual Growth Report: The King County Annual Growth Report was launched in 1983 to document population and land development data for King
Note: The past years' King County Annual Growth Reports are available for viewing in Adobe Acrobat .pdf format. You will need to have a copy of Adobe Acrobat Reader installed on your computer to view the report files. You can download a free copy of the Acrobat Reader here or visit Adobe's site to get more information.
Archive: King County Benchmark Report: In 1995, elected officials and citizens throughout the County helped develop a set of 45 indicators, which directly relate to the policies in our countywide Growth Management plans. Our Benchmark Report reviews how we are doing on each indicator, giving us a broad-brush picture of our quality of life. Through the Report we've tried to find objective ways to determine if our quality of life is getting better or worse at the community level.
For more demographic information, please contact:
King County Demographer
Performance, Strategy and Budget