U.S. At War: War and Cities

From the Census Bureau came significant estimates on the shifts of U.S. war-workers during 25 months of World War II. Between April 1, 1940 and May 1, 1942, Detroit population jumped 336,000 (21%); Washington, 231,000 (35%) ; Chicago, 149,000 (4%); Los Angeles, 131,000 (9%); St. Louis, 97,000 (12%); San Diego, 97,000 (47%). And while all this was going on, New York City and northeastern New Jersey lost 365,000 (3%).