The Magnus Larson family were early residents of the Ypsilanti community in Stutsman County, North Dakota. They lived west of Ypsilanti, on the hill overlooking the James River Valley.
The Larsons had five children.
- Oscar married Minnie, and they had one son, Fred.
- Lewis married Daede.
- Henry was a bachelor.
- Rena married Fred Hendrickson.
- Tina married a Speedling.