Mabee was born in Arcadia Township, Michigan, on 3 November 1906 as one of eight children born to John and Jennie (Haskill) Roney. At the age of 15, on 9 October 1922, she married Carl Mabee in Detroit. The couple had two daughters, Onalee and Normalee.
Mabee was widowed in 1987. She outlived all of her siblings, her daughters, and one great-granddaughter. She was a lifelong member of Lapeer’s Trinity United Methodist Church. She relished meals with her family, and enjoyed reading and sewing.
Mabee died on 26 October 2017 at the age of 110 years, 357 days. She was survived by two grandchildren, three great-grandchildren, and an unreported number of great-great and great-great-great-grandchildren.
At the time of her death, Mabee was the second-oldest Michigan resident after Irene Dutton (1906 – 2020).
Mabee’s age was verified by Stefan Maglov and Jimmy Lindberg, and was validated by LongeviQuest on 29 March 2024.