Corky,
I did find the listing for Hoy in the census.
1880 161 Exchange Street; I think you had this listed in an earlier post from a street directory; this Hoy family is James 27, Mary 25, Josie 3 and Louis 2
1900 2 Ford Street, James Hoy 1853, Mary 1853, Joseph to Theresa listed
1920 2 Ford Street Mary Hoy age 65
1930 51 Maywood Street Mary Hoy
1910 9 Upsala St. Michael Curtin, Mary, John, Ethel and Lucy
1920 9 Upsala St Michael Curtin, Mary, Ethel and Lucy
1930 11 Fruit St Michael J 65, Margaret 67, Jessie Wells 35 and Ethel Wells 34
1920 Park Terrace road (listed under Curth) John Curtin 30, Mabel 25, Ed, John
1930 71 Upsala St. John Curtin, Mabel, Everet (Ed), John, Walter
1920 Francis X Bolac b. NY, wife Mary b. NH; Walter, Ethel, Fred, Francis