 Kellogg's wife Lucinda was interred in the City Cemetery in Conneaut, Ohio, following her death in 1900.In 1879, the Kellogg family residence at the corner of Main Street and Flora Avenue in Peoria was sold and converted to the Home for the Friendless, a children's home under the direction of the Women's Christian Home Mission of Peoria.The Kellogg's son William, Jr., served as a state's attorney from 1872 to 1880.