1900 Census, Washington Township, Buchanan County, Missouri: William (age 35, born Apr 1865 in Missouri) and Minnie (age 30, born Dec 1869 in Missouri) have been married 2 years and both of their parents were born in Germany. Minnie has had one child, Louis F (age 1, born July 1898 in Missouri). William's brother Charles is listed directly after William's household in this census.
1910 Census, Center Twp, Buchanan County, Missouri: William (age 45) and Minnie (age 40) Miller have been married 12 years. They were both born in Missouri and their parents were born in Germany. Minnie has had 6 children and 5 are living. Their children are Louis F (age 11), Mary A (age 8), Henry G (age 6), Walter E (age 3) and Peter K (age 12?/12). William is a farmer of a fruit farm.
1920 Census, Miller Twp, Gentry, Missouri: William (age 54) and Minnie (age 50), were both born in Missouri and their parents were born in Germany. William is a farmer on a general farm. Their children A. Mary (age 18), Henry G. (age 16), Walter E. (age 13), Peter K. (age 10), Alfred R. (age 8), and Louis F. (age 21) and daughter-in-law Loretta (age 25) were all born in Missouri as were Loretta's parents. Louis is farming on share with his father.
1930 Census, Miller Twp, Gentry, Missouri: William (age 64) and Minnie (age 60), were both born in Missouri and their parents were born in Germany. He was married at age 32 and she was married at age 27. Their sons Walter E. (age 23) and Alfred R. (age 18) lived with them and were born in Missouri. William and his sons are farmers on a general farm. Peter K. (age 21) and Edna M. (age 21) Miller were married at age 20 and lived next to Peter's parents William and Minnie. Peter is a farmer.