A John Tarbet aged 90 appears in the 1851 Census living with William b 1819, Catherine b1824 Ewart, and granddaughter Margaret aged 18 from Berwick, grand daughter and servant.
BUT there is also a Margaret Tarbit b Woole a servant at the home of the Un Presby minister aged 13 or 18. This SHOULD be this Margaret.
1861: With brothers John and Henry, and Alice at Heddon
1871: With brother John and Alice at Heddon. B7
1881C: Dwelling: Bank Top Cottages
1891 With Henry & brother John at Throckley.
1901: Widow .With brother Henry at Throckley Coll. Cottages.
Census Place: Throckley, Northumberland, England
Source: FHL Film 1342231 PRO Ref RG11 Piece 5098 Folio 128 Page 37
Marr Age Sex Birthplace
Henry HOGARTH M 44 M Ovingham, Northumberland, England
Rel: Head
Occ: Labourer
Margaret HOGARTH M 45 F Wooler, Northumberland, England
Rel: Wife
John TARBOT 54 M Wooler, Northumberland, England
Rel: Boarder
Occ: Labourer

1911 census. Visiting at the home of John Tarbit and Margaret Isabel Tarbit. Visitor. Aged 76. b Wooler.