When Lee Darling Lasure Sr was born on 4 January 1893, in Plainfield, Sullivan, New Hampshire, United States, his father, Frederick Leslie Lasure, was 36 and his mother, Hattie Newton Chase, was 25. He married Florence May Rockwood on 23 October 1922, in Walpole, Cheshire, New Hampshire, United States. They were the parents of at least 4 sons. He lived in Hartland, Windsor, Vermont, United States for about 30 years. He died on 5 August 1957, in Hartford, Windsor, Vermont, United States, at the age of 64, and was buried in Hartland Village Cemetery, Hartland, Windsor, Vermont, United States.