Edward, The only Ignatius Sullivan in the 1880 MA Census is in Hampden CO and his parents are both from ireland. I have included the William Sullivan in Lowell with US born parents but, of course, he doesn;t have a father named Ignatius :^( I wish I could be of more help. Scott Census Place: Holyoke, Hampden, Massachusetts Source: FHL Film 1254535 National Archives Film T9-0535 Page 129A Relation Sex Marr Race Age Birthplace Patrick SULLIVAN Self M M W 58 IRE Occ: Blacksmith Fa: IRE Mo: IRE Catharine SULLIVAN Wife F M W 44 IRE Occ: Keeping House Fa: IRE Mo: IRE Mary T. SULLIVAN Dau F S W 14 MA Occ: Works Alpaca Mill Fa: IRE Mo: IRE Ignatius SULLIVAN Son M S W 13 MA Occ: At School Fa: IRE Mo: IRE David SULLIVAN Son M S W 11 MA Occ: At School Fa: IRE Mo: IRE Catharine SULLIVAN Dau F S W 6 MA Fa: IRE Mo: IRE Census Place: Lowell, Middlesex, Massachusetts Source: FHL Film 1254544 National Archives Film T9-0544 Page 122B Relation Sex Marr Race Age Birthplace Daniel SULLIVAN Self M M W 31 MA Occ: Piper Fa: IRE Mo: IRE Margaret SULLIVAN Wife F M W 43 MA Occ: Keeping House Fa: IRE Mo: IRE Elizabeth SULLIVAN Dau F S W 17 MA Occ: Works In Cotton Mill Fa: IRE Mo: IRE Joseph SULLIVAN Son M S W 5 MA Occ: At School Fa: MA Mo: MA William SULLIVAN Son M S W 3 MA Fa: MA Mo: MA