How many women were in the workforce by the end of ww2?

By the end of World War II, approximately 19 million women were part of the U.S. workforce. This represented a significant increase from pre-war levels, as women took on various roles in factories, offices, and other sectors to support the war effort. Their contributions were crucial in sustaining the economy during the war and began to shift societal perceptions of women's roles in the workforce.