In 1871 Griffith Thomas (21) of Llanfair, shoemaker, was with his parents in Ys goldy, Llandanwg, Merioneth.
In 1881 Griffith Thomas (30) of Llanfair, shoemaker, and wife Mary (30) of Dolgelley were living in Llanbedr Merioneth. Present were children (born in Llanbedr): Hugh (9), scholar, Catherine (7), scholar, Evan (5), Elizabeth (3), Llewellyn (7 mo)
In 1891 Griffith Thomas (39) of Llanfair, shoe maker, and wife Mary (39) of Dolgelley were living in Bronddulas, Llanbedr. Present were children (born in Llanbedr): Evan (15), shoemaker's apprentice, Robert W. (8), scholar, Llewelyn (6), Mary (1), Elizabeth (13), scholar
In 1901 Griffith Thomas (49) of Llanfair, shoemaker, and wife Mary (49) of Dolgelley were living in Gwynfryn, Llanbedr. Present were children (born in Llanbedr): Hugh (28), slates maker, Evan (23), shoemaker, Lizzie (21), dressmaker, R. Wynne (18), pupil teacher, Mary (11), scholar
In 1911 Griffith Thomas (60) of Llanfair, shoemaker, widower, was living in Bronmeini, Llanbedr. Present were children (born in Llanbedr): Evan (33), shoemaker, Elizabeth (31)
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Griffith Thomas died aged 60 years.