Issac and Matilida are listed in the 1880 Census in Pontoosuc with their six children.

In 1870 they were listed in Durham Township, Hancock County, Illinois.

Family in Peoria, Illinois in 1900 and 1910 Census. 1900 index says Issac is head of household, but only Annie, Malcolm, Edith and Clyde are legible; they are unmarried. In 1910, both parents are living with Edith, unmarried, and Matilda has had six children, five of whom are alive.