Sandra Lee Oster's obituary , Passed away on February 5, 2026 in Belle Fourche, South Dakota

Sandra Lee Oster

July 27, 1939 - February 5, 2026 (86 years old)

Belle Fourche, South Dakota

Sandra Lee Oster's obituary , Passed away on February 5, 2026 in Belle Fourche, South Dakota

Funeral arrangement under the care of
Kline Funeral Chapel

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Sandra Lee Oster

July 27, 1939 - February 5, 2026 (86 years old)

Belle Fourche, South Dakota

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Sandra Lee Oster Obituary

It is with deep sorrow that we announce the death of Sandra Lee Oster of Belle Fourche, South Dakota, who passed away on February 5, 2026, at the age of 86, leaving to mourn family and friends. You can send your sympathy in the guestbook provided and share it with the family. You may also light a candle in honor of Sandra Lee Oster or send a beautiful flower arrangement to the funeral service.

She was predeceased by: her parents, Joseph Davis and Lucille Davis; her husbands, Olaf Carl Erikson Jr. and Delmer Oster; her siblings, Al Davis, Don Davis, Florence Steddilie and Shirley Hise; her stepson Gary Oster; and her great grandchild Luna Winstead.

She is survived by: her children, Richard Oster (Laurie) of Hulett, WY, Mary Bundtrock (Larry) of Broken Arrow, OK and Katherine Messier (Joe) of Melbourn, FL; her siblings, Wesley Davis of Belle Fourche, Ron Davis of Belle Fourche, Dan Davis of Belle Fourche, Byran Davis of Belle Fourche, Joan Anderson of Spearfish, Marcia Richards of Spearfish and Beverly Penn of Spearfish; Valerie Christensen of Seattle, WA. She is also survived by her 7 grandchildren and 17 great grandchildren.

Funeral arrangement under the care of
Kline Funeral Chapel



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500 CHARACTERS

Tue

Feb 10

Graveside service

Memorial Building at Pine Slope Cemetery Tuesday

The livestream occurred.

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