He was born on July 6, 1929 to Erick and Lillie (Sederberg) Oslund in Minneapolis, Minnesota. He attended a country school in the Fish Lake area of East Bethel.

In 1953, Sid married Delores Abrahamson. They lived all of their married life in Cambridge while raising seven sons. Sid worked as a supervisor at Onan Corporation for 40 years. His work was a source of pride. Sid and Delores were active and long time members of Cambridge Lutheran Church.

Sid enjoyed playing card games with friends and family, hunting, fishing, wordfinds, bingo and bowling. His passion was cars, particularly General Motors, fixing and driving cars! He and Delores spent several winters in Lake Havasu, Arizona.

Sid is survived by his loving wife of 58 years, Delores. He is also survived by sons Mike (Jackie), Steve (Patti), Danny (Brenda), Jerry (Emily), David (Cindy), Randy and Brad; grandchildren Jodi, Michael, Erin, Nicholas, Marissa, Brandon, Brittany, Betsy, Erik, Felicia, Josh, Jordan, Manashi, Atul, Mitch, Lauryn, Zach, Amber and Hailey. Also surviving Sid are great grandchildren Amanda, Ryan, William, Izzy, Phillip, Tre, Dacia, Vandyn, Keayn, Adeline, Hallie, Sophia, Mason and Ava; great-great grandchild Carson. Sisters include Arlene Oslund and Fran (Dave) Hegna.

Sid was preceded in death by parents and granddaughter Jill Wicht.