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Snohomish County, WA
Population by Decades

Date Population Population
Change
Annual
% Change
1900 23,950--
1910 59,20935,2599.5
1920 67,6908,4811.3
1930 78,86111,1711.5
1940 88,7549,8931.2
1950 111,58022,8262.3
1960 172,19960,6194.4
1970 265,23693,0374.4
1980 337,72072,4842.4
1990 465,642127,9223.3
2000 606,024140,3822.7
Source: U.S. Bureau of Census

 
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