1910 census, he is in Adamson, Oconto County. He is listed as Hans Mathison, age 33, laborer in a cedar camp, he is single.

1920 census, Breed, Oconto County
Hans Madison
Celia Madison, age 22
Hildare Madison, age 11 months

1930 census, Breed, Oconto County
Hans Madison, age 52
Cecelia Madison age 32
Hildur Madison, age 11
Arthur Madison, age 9
Emma Madison, age 7
You can see the whole census listing at www.familysearch.org

In the 1940 census, they are still in Breed, with same children listed.
You can see the cemetery listing for Hans, Cecelia, and Hildur here
http://www.findagrave.com/cgi-bin/fg.cgi?page=gs&;