ABCDEFGHIJKLMNOPQRSTUVWXYZ
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(United States) Population and Area: 1790 to 2010
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Census dataResident populationArea (square miles)
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NumberPer square mile of land areaIncrease over preceding censusTotal LandWater \1
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Number
Percent
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1790 (August 2)3,929,2144.5(X)(X)891,364864,74624,065
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1800 (August 4)5,308,4836.11,379,26935.1891,364864,74624,065
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1810 (August 6)7,239,8814.31,931,39836.41,722,6851,681,82834,175
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1820 (August 7)9,638,4535.52,398,57233.11,792,5521,749,46238,544
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1830 (June 1)12,866,0207.43,227,56733.51,792,5521,749,46238,544
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1840 (June 1)17,069,4539.84,203,43332.71,792,5521,749,46238,544
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1850 (June 1)23,191,8767.96,122,42335.92,991,6552,940,04252,705
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1860 (June 1)31,443,32110.68,251,44535.63,021,2952,969,64052,747
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1870 (June 1)\2 39,818,449\2 11.28,375,12826.63,612,2993,540,70568,082
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1880 (June 1)50,189,20914.210,370,76026.03,612,2993,540,70568,082
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1890 (June 1)62,979,76617.812,790,55725.53,612,2993,540,70568,082
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1900 (June 1)76,212,16821.513,232,40221.03,618,7703,547,31467,901
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1910 (April 15)92,228,49626.016,016,32821.03,618,7703,547,04568,170
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1920 (January 1)106,021,53729.913,793,04115.03,618,7703,546,93168,284
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1930 (April 1)123,202,62434.717,181,08716.23,618,7703,554,60860,607
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1940 (April 1)132,164,56937.28,961,9457.33,618,7703,554,60860,607
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1950 (April 1)151,325,79842.619,161,22914.53,618,7703,552,20663,005
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1960 (April 1)179,323,17550.627,997,37718.53,618,7703,540,91174,212
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1970 (April 1)203,302,03157.523,978,85613.43,618,7703,536,85578,444
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1980 (April 1)\3 226,542,19964.023,240,16811.43,618,7703,539,28979,481
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1990 (April 1)\4 248,718,30270.322,176,1039.8\5 3,717,7963,536,278\5 181,518
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2000 (April 1)\6 281,424,60379.632,706,30113.13,794,0833,537,438256,645
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2010 (April 1)\7 308,746,06587.427,321,4629.73,796,7423,531,905264,837
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SYMBOL:
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X Not applicable.
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FOOTNOTES:
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[Area figures represent area on indicated date including in some cases considerable areas not then organized or settled, and not covered by the census. Area data include Alaska beginning in 1870 and Hawaii beginning in 1900. Total area figures for 1790 to 1970 have been recalculated on the basis of the remeasurement of states and counties for the 1980 census, but not on the basis of subsequent censuses. The land and water area figures for past censuses have not been adjusted and are not strictly comparable with the total area data for comparable dates because the land areas were derived from different base data, and these values are known to have changed with the construction of reservoirs, draining of lakes, etc. Density figures are based on land area measurements as reported in earlier censuses]
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\1 Data for 1790 to 1980 cover inland water only. Data for 1990 comprise Great Lakes, inland, and coastal water. Data for 2000 and 2010 comprise Great Lakes, inland, territorial, and coastal water.
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\2 Revised to include adjustments for underenumeration in southern states; unrevised number is 38,558,371 (10.9 per square mile).
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\3 Total population count has been revised since the 1980 census publications. Numbers by age, race, Hispanic origin, and sex have not been corrected.
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\4 The April 1, 1990, census count includes count question resolution corrections processed through December 1997, and does not include adjustments for census coverage errors.
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\5 Data reflect corrections made after publication of the results.
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\6 Reflects modifications to the Census 2000 population as documented in the Count Question Resolution program.
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\7 Reflects modifications to the Census 2010 population as documented in the Count Question Resolution program (updated February 11, 2014).
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Source: U.S. Census Bureau, Notes and Errata, 2010 Census of Population and Housing, SF/10-1, 2014; 2000 Census of Population and Housing, Population and Housing Unit Counts, United States Summary, Series PHC-3-1, and Notes and Errata, (2000), SF/01-ER; Areas of the United States: 1940; Area data for 1990: unpublished data from TIGER ®; and Davis, Warren, personal correspondence, U.S. Census Bureau, 23 June 2006.
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