The couple had two children, Oscar and Anna. She was widowed in 1952. Pauline Beery Mack retired from research due to ill health in 1973, and died the following year, at Denton, Texas. Pauline Gracia Beery Mack's papers are in the Women's Collection Archives, Texas Women's University, Denton, Texas, and at the Pennsylvania State University Libraries. Her grave is at the Centre County Memorial Park in State College, Pennsylvania.