year rank population 1790 1 33131 1800 1 60515 1810 1 96373 1820 1 123706 1830 1 202589 1840 1 312710 1850 1 515547 1860 1 813669 1870 1 942292 1880 1 1206299 1890 1 1515301 1900 1 3437202 1910 1 4766883 1920 1 5620048 1930 1 6930446 1940 1 7454995 1950 1 7891957 1960 1 7781984 1970 1 7894862 1980 1 7071639 1990 1 7322564