Population of New York, 1880 (census) 1,206,299 " London, 1881 " 3,816,483 " Philadelphia, 1880 " 846,980 " Brooklyn, 1880 " 566,689 " Boston, 1880 " 362,535 " New York, 1889 (estimated) 1,575,073 " London, 1889 " 4,351,738 " Philadelphia, 1889 " 1,040,245 " Brooklyn, " " 814,505 " Boston, " " 420,000 " New York under five years of age, in 1880 140,327 " " " " " 1889 (estimated) 182,770 Population of tenements in New York in 1869[25] (census) 468,492 " " " " 1888[26] " 1,093,701 " " " " " under five years of age 143,243 Population of New York in 1880 (census) 1,206,299 " Manhattan Island in 1880 (census) 1,164,673 " Tenth Ward in 1880 (census) 47,554 " Eleventh Ward " " 68,778 " Thirteenth Ward in 1880 (census) 37,797 " New York in 1890 (census) 1,513,501 " Manhattan Island in 1890 (census) 1,440,101 " Tenth Ward in 1890 (census) 57,514 " Eleventh Ward " " 75,708 " Thirteenth Ward in 1890 (census) 45,882