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Decade Censuses
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Housing Affordability
Population
Rural Land
Colorado Population by Decades
Date
Population
Population
Change
Annual
% Change
1900
539,700
-
-
1910
799,024
259,324
4.0
1920
939,629
140,605
1.6
1930
1,035,791
96,162
1.0
1940
1,123,296
87,505
0.8
1950
1,325,089
201,793
1.7
1960
1,753,947
428,858
2.8
1970
2,207,259
453,312
2.3
1980
2,889,964
682,705
2.7
1990
3,294,394
404,430
1.3
2000
4,301,261
1,006,867
2.7
Source:
U.S. Bureau of Census
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