This is the family in the 1841 census (Findmypast):
In this census adult ages (and sometimes those of older children) were usually rounded to "0" or "5", and no relationships were given.
Name Se x Age Birth Year Occupation Where born
TAGGART, Paul M 50 1791 Isle of Man
TAGGART, Elinor F 45 1796 Isle of Man
TAGGART, Willm M 20 1821 Isle of Man
TAGGART, Isabella F 20 1821 Isle of Man
TAGGART, Catharine F 15 1826 Isle of Man
TAGGART, Jane F 15 1826 Isle of Man
TAGGART, John M 10 1831 Isle of Man
TAGGART, Ann F 10 1831 Isle of Man
TAGGART, Mary F 8 1833 Isle of Man
TAGGART, James M 4 1837 Isle of Man
QUAYLE, William M 50 1791 Isle of Man
WATTERSON, William M 20 1821 Isle of Man
CROCHAN, Sophia F 24 1817 Isle of Man
CROCHAN, Philip M 18 1823 Isle of Man
Piece: 1463
Book/Folio: 3/11
Page: 16
Registration District:
Civil Parish: Arbory
Municipal Borough:
Address: Balladoole, Arbory
County: Isle of Man
Sue