US Population from the Census,
Year,Population
1790,3929214
1800,5308483
1810,7239861
1820,9638453
1830,12866020
1840,17069453
1850,23191876
1860,31443321
1870,39818449
1880,50155783
1890,62947714
1900,75994575
1910,91972266
1920,105710620
1930,122775046
1940,131669275
1950,151325798
1960,179323175
1970,203302031
1980,226545805
1990,248718302
2000,281424603
2010,308745538
2020,331449281