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 Mark Koster

Mark Koster

Lake City, Calhoun County, Iowa, USA
Death 7 Nov 2012 (aged 61)
Sac City, Sac County, Iowa, USA
Burial Unknown
Memorial ID 104465411 · View Source
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Mark Koster, 61, was found dead Wednesday, Nov. 7, 2012, in Sac City. Cause of death has not been determined.

A funeral will be held at a later date.

Mark was born in Lake City, Iowa, May 9, 1951, a son of Edgar and Delores (Bachman) Koster. In 1957, the family moved to Stacyville, Iowa, where Mark attended Visitation Grade School and Marian High School.

Mark graduated from St. Ansgar High School in 1969 and Mason City Junior College in 1972. He served two years in the U.S. Marines and was honorably discharged in 1974.

Mark lived in Texas and Florida before settling in Sac City, where he resided until his death.

Mark is survived by his father, Edgar Koster, Des Moines; sisters Karen Cain, Janesville, Wis., Jane Koster, Des Moines, Nancy (Mike) Teasdale, Edina Minn., Kristy Koster, Ames, and Mary (Efren) Vintimilla, Asheville, N.C.; and brothers Daniel Koster, Wall Lake, Dale (Jennifer) Koster, Chandler, Ariz., Paul (Carole) Koster, Bloomington, Minn. and Craig (Naoise) Koster, Eden Prairie, Minn.; five nephews; 12 nieces; two great-nephews; and many aunts, uncles and cousins.

Mark was preceded in death by his mother, Delores Koster, in 2000; brother, Pat Koster, in 1988; and brother-in-law, Larry Cain in 2009.

In lieu of flowers, memorials made be made to Mark Koster Memorial Fund c/o Karen Cain 3742 Skyview Drive, Janesville, Wis. 53546.


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  • Maintained by: Anonymous
  • Originally Created by: Lois Schwartz
  • Added: 31 Jan 2013
  • Find A Grave Memorial 104465411
  • Find A Grave, database and images ( : accessed ), memorial page for Mark Koster (9 May 1951–7 Nov 2012), Find A Grave Memorial no. 104465411, ; Maintained by Anonymous (contributor 46988555) Unknown.