Title: Resident Population in Washington County, MO Series ID: MOWSPOP Source: U.S. Census Bureau Release: Annual Estimates of the Population for Counties (Not a Press Release) Seasonal Adjustment: Not Seasonally Adjusted Frequency: Annual Units: Thousands of Persons Date Range: 1970-01-01 to 2021-01-01 Last Updated: 2022-03-24 11:17 AM CDT Notes: Data for "Resident Population" are estimates as of July 1. Data for 1970, 1980, 1990, and 2000 are annual census. Population estimates are updated annually using current data on births, deaths, and migration to calculate population change since the most recent decennial census. The annual time series of estimates begins with the most recent decennial census data and extends to the vintage year. Each vintage of estimates includes all years since the most recent decennial census. DATE VALUE 1970-01-01 15.086 1971-01-01 15.400 1972-01-01 16.000 1973-01-01 16.300 1974-01-01 16.100 1975-01-01 16.800 1976-01-01 16.400 1977-01-01 16.800 1978-01-01 17.500 1979-01-01 17.700 1980-01-01 17.983 1981-01-01 18.189 1982-01-01 18.138 1983-01-01 18.301 1984-01-01 18.613 1985-01-01 18.811 1986-01-01 19.028 1987-01-01 19.313 1988-01-01 19.535 1989-01-01 20.013 1990-01-01 20.472 1991-01-01 20.583 1992-01-01 20.735 1993-01-01 21.117 1994-01-01 21.400 1995-01-01 21.786 1996-01-01 22.120 1997-01-01 22.522 1998-01-01 22.834 1999-01-01 23.067 2000-01-01 23.386 2001-01-01 23.435 2002-01-01 23.647 2003-01-01 23.732 2004-01-01 23.865 2005-01-01 23.822 2006-01-01 24.148 2007-01-01 24.321 2008-01-01 24.509 2009-01-01 24.445 2010-01-01 25.198 2011-01-01 25.106 2012-01-01 25.088 2013-01-01 25.145 2014-01-01 25.078 2015-01-01 24.795 2016-01-01 24.847 2017-01-01 25.000 2018-01-01 24.900 2019-01-01 24.743 2020-01-01 23.499 2021-01-01 23.502