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San Luis Obispo County, CA
Population by Decades

Date Population Population
Change
Annual
% Change
1900 16,637--
1910 19,3832,7461.5
1920 21,8932,5101.2
1930 29,6137,7203.1
1940 33,2463,6331.2
1950 51,41718,1714.5
1960 81,04429,6274.7
1970 105,69024,6462.7
1980 155,43549,7453.9
1990 217,16261,7273.4
2000 246,68129,5191.3
Source: U.S. Bureau of Census

 
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