The 1850 U.S. Census, Indiana, Kosciusko co., Prairie Twp. shows the following.
Mary Carmain 43 b Delaware;Alfred Carmain 17 b. Ohio;
Elizabeth Carmain 15 b Indiana; Malica Carmain 8 b Indiana;
Noah Carmain 6 b Indiana; and John Carmain 3 b Indiana.
1880 U.S. Census, Illinois > Mason > Pennsylvania > 136
John and wife Mary (Bean) Listed with four children.
1900 U.S. Census, Kansas > Coffey > Rock Creek > District 45 Shows John and Mary with five children at home.
Hope this helps