Brewer received her primary education in Michigan, attending Ryno School in Clayton Township, Genesee County in 1936. She later graduated from the Catholic High School in Baltimore, Maryland, prior to entering the University of Michigan at Ann Arbor. She received a bachelor's degree in geography in 1952, and was a member of Zeta Tau Alpha sorority.
Brewer received her primary education in Michigan, attending Ryno School in Clayton Township, Genesee County in 1936. She later graduated from the Catholic High School in Baltimore, Maryland, prior to entering the University of Michigan at Ann Arbor. She received a bachelor's degree in geography in 1952, and was a member of Zeta Tau Alpha sorority.