A Funeral Mass will be held at 11 a.m. Friday at St. Stephen Catholic Church in Stevens Point. Burial will be in Linwood Union Cemetery in the town of Linwood.
Visitation will be at the church from 9:30 a.m. Friday until the Mass.
Memorials may be made to St. Stephen Catholic School for tuition aid.
Boston Funeral Home of Stevens Point assisted the family with arrangements. Condolences may be offered online at www.bostonfuneralhome.net.
Mrs. Usterbowski was born Sept. 10, 1930, in Chicago, Ill., a daughter of the late Arthur and Grace (Biszak) Sutton. She grew up in Chicago, Ill., attended grade schools there, and graduated from Old St. Pat’s High School.
She was married to Kenneth A. Usterbowski on Jan. 17, 1948, in Chicago, Ill. He died on Dec. 8, 1998.
In the 1960s, she and her family settled in Hanover Park, Ill. She had several part-time jobs, including one for a newspaper.
In 1968, they moved to Stevens Point where she drove school bus until becoming employed with the city of Stevens Point as a bus driver for numerous years until retiring.
She was a member of St. Stephen Catholic Church and volunteered for local elementary schools, her church and the Riverfront Arts Center.
Survivors include four daughters, Sharon (Charles) Ryan, Acworth, Ga., Donna (William) Rockwood, Barrington, Ill., Carolyn (Carl) Ciciora, St. Louis, Mo., and Denise (Steven) Farwell, Northbrook, Ill.; one son, Kenneth Jr. (Jamie Lautenschlager), Neenah; one sister, Evelyn Cooper, Mosinee; eight grandchildren; and numerous great-grandchildren.