This is the only one I found for that birth year in Ireland. I am not sure if this is the right one. But here goes. 1880 census

Name Relation Marital Status Gender Race Age Birthplace Occupation Father's Birthplace Mother's Birthplace
Thos. MAHER Self M Male W 38 IRE Laborer IRE IRE
Margret MAHER Wife M Female W 36 IRE Keeping House IRE IRE
Mary MAHER Dau S Female W 18 IRE Works In Woolen Mill IRE IRE
Annie MAHER Dau S Female W 15 IRE Works In Woolen Mill IRE IRE
John MAHER Son S Male W 13 IRE At Home IRE IRE
Michael MAHER Son S Male W 11 IRE At School IRE IRE
Laura MAHER Dau S Female W 8 IRE At School IRE IRE
Margret MAHER Dau S Female W 7 IRE At School IRE IRE
Mary M. MAHER Dau S Female W 6 CT At School IRE ---
William MAHER Son S Male W 12 CT At School IRE ---