Ingalls was born March 31, 1936, in Faith, South Dakota to Ida and Jens Peder Jensen.[2][3] She attended the local school graduating in 1954 and then in 1955 marrying Dale Ingall.[3] She worked as a teacher and became the Principal for Meade County rural schools from 1976 until 1981.[3]
Ingalls died April 15, 2023, at the age of 87,[3] and the flags on the South Dakota State Capitol were flown at half-mast in her honor for a few days in May 2023.[5]