 Klotz also had three other children, sons Charles William "Bill" Klotz (1932-) and Lee Ray Klotz (1940–2005), and daughter Clara Joan Klotz (1946–1996).The Henry Klotz Sr. House was a Herman Page design ordered from a Sears Roebuck catalogue by Klotz's mother and built in 1921 or 1922 It was the first Sears Roebuck house to be built in the town and was added to the National Register of Historic Places in 1992.The Henry W. Klotz Sr. Service Station was built of fieldstone in 1938 to a design by Courtney Nichols.