William E. Hagan, 1880 United States Census, Fitchburg, Worcester, Massachusetts.
William E. Hagan is 9 and at school, born 1871 in New York.
Daniel C Hagan was 33 born New York and Emma E Hagan was 31 born New York. William E. Hagan had younger siblings, Harriet L. age 8 born New York and Charles H. age 5 born Massachusetts. Looks like paternal grandparents are in the same household, Edward Hagan age 75 born Ireland and Electa M. 55 born New York.