The Boston Black population numbered 2,348 in 1865. By 1880 (after the Civil War), it had climbed to 5,873. Throughout the entire period from the Civil War to World War I, Boston had as large a proportion of African-American residents as New York, Chicago, Detroit, and Cleveland; the Black population represented 1.4 percent in 1870 and 2.2 percent by 1920.
