From Economic and Revenue Forecast Council--data corresponds to September 2008 Forecast
WASHINGTON STATE
POPULATION
(Thousands)
Annual Biennial
       
FY1969 3,397.0    
FY1970 3,413.2 1969-71 3,424.8
FY1971 3,436.3 1971-73 3,437.3
FY1972 3,430.3 1973-75 3,538.3
FY1973 3,444.3 1975-77 3,675.2
FY1974 3,508.7 1977-79 3,907.7
FY1975 3,567.9 1979-81 4,180.8
FY1976 3,634.9 1981-83 4,291.9
FY1977 3,715.4 1983-85 4,385.0
FY1978 3,836.2 1985-87 4,494.7
FY1979 3,979.2 1987-89 4,672.5
FY1980 4,132.2 1989-91 4,944.0
FY1981 4,229.3 1991-93 5,203.5
FY1982 4,276.5 1993-95 5,417.2
FY1983 4,307.2 1995-97 5,615.8
FY1984 4,354.1 1997-99 5,790.4
FY1985 4,415.8 1999-01 5,934.5
FY1986 4,462.2 2001-03 6,070.0
FY1987 4,527.1 2003-05 6,212.1
FY1988 4,616.9 2005-07 6,431.8
FY1989 4,728.1 2007-09 6,653.1
FY1990 4,866.7 2009-11 6,861.6
FY1991 5,021.3    
FY1992 5,141.2    
FY1993 5,265.7    
FY1994 5,364.3    
FY1995 5,470.1    
FY1996 5,567.8    
FY1997 5,663.8    
FY1998 5,750.0    
FY1999 5,830.8    
FY2000 5,894.1    
FY2001 5,974.9    
FY2002 6,041.7    
FY2003 6,098.3    
FY2004 6,167.8    
FY2005 6,256.4    
FY2006 6,375.6    
FY2007 6,488.0    
FY2008 6,599.2    
FY2009 6,706.9    
FY2010 6,811.2    
FY2011 6,912.0    
       

[1]
Official OFM population estimates/forecast as of April 1 of each year.