Title: Resident Population in Multnomah County, OR Series ID: ORMULT1POP 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 11:13 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 1970-01-01 554.668 1971-01-01 555.200 1972-01-01 559.600 1973-01-01 554.300 1974-01-01 553.800 1975-01-01 547.400 1976-01-01 547.400 1977-01-01 553.000 1978-01-01 552.200 1979-01-01 556.800 1980-01-01 562.647 1981-01-01 566.197 1982-01-01 565.189 1983-01-01 562.371 1984-01-01 563.391 1985-01-01 564.249 1986-01-01 566.459 1987-01-01 563.560 1988-01-01 573.023 1989-01-01 576.816 1990-01-01 586.617 1991-01-01 598.286 1992-01-01 606.968 1993-01-01 616.719 1994-01-01 622.642 1995-01-01 629.617 1996-01-01 639.587 1997-01-01 647.083 1998-01-01 652.416 1999-01-01 657.740 2000-01-01 661.872 2001-01-01 669.862 2002-01-01 676.820 2003-01-01 679.391 2004-01-01 672.285 2005-01-01 674.357 2006-01-01 683.107 2007-01-01 697.501 2008-01-01 712.983 2009-01-01 727.990 2010-01-01 737.320 2011-01-01 749.926 2012-01-01 760.505 2013-01-01 766.977 2014-01-01 779.002 2015-01-01 790.723 2016-01-01 803.630 2017-01-01 808.192 2018-01-01 809.448 2019-01-01 812.439 2020-01-01 815.871 2021-01-01 803.377