In 1851 William Evans (3) of Pwllheli was with his widowed father in Church Place, Pwllheli, Denio.
In 1861 William Evans (14) of Pwllheli, scholar, was with his brother Evan Evans (28) of Pwllheli, farmer, in Yoke house, Abererch.
In 1871 William Evans (23) of Pwllheli, unmarried, bank's accountant, was with his aunt Margaret Evans (62) of Pwllheli, unmarried, in Lleyn St., Denio.
On 19 Jun 1879 William Evans of 10 Salem Terrace Pwllheli, bank accountant, was granted Administration of the personal estate of his brother Evan Evans of Tynycae in the Parish of Bodvean.
In 1881 William Evans (33) of Pwllheli, bank accountant, and wife Jane C. (33) of Pwllheli, were living at 14 Salem Terrace, Denio. Present were children (born in Pwllheli): Gwen (7), scholar, Robert O., (6), scholar, Sarah A. (4), Margaret (2), Ethel (1)
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William Evans died aged 37 years. 2
The Will of William Evans formerly of 7 but late of 14 Salem-terrace in the town of Pwllheli in the County of Carnarvon, bank accountant, who died 22 August 1884 at 14 Salem-terrace was proved 1 January 1885 at the Principal Registry by Jane Catherine Evans of 14 Salem-terrace, widow, the relict, the sole executrix. Personal estate £1,769 15s. Resworn April 1885 £1,900 15s. 3