Ancestry.com has a William Cowle (b.1824 Ballaugh) and wife Catherine (b 1821 Kirk German) no children living at home. Also a Catherine Cowle (b 1825 Bradden) Head of Household which suggests widow, and children Robert (b 1853), Stanley (b 1858) and Thomas M. (b 1851). Check yourself by accessing Ancestry.com, click 'search records' then "UK Census Collection" and it is all there.
Happy hunting, Lorraine Daly.