[2] The old parish church of St Michael, less than a mile from Gaerwen, now lies in ruins.

[4] Until 2012 the community's boundaries, together with those of neighbouring Penmynydd, defined the electoral ward of Llanfihangel Ysgeifiog.

The 2012 boundary rearrangements included Llanfihangel Ysgeifiog in a larger ward of Bro Rhosyr, which elects two county councillors.

[5] In November 2006 the Plaid Cymru councillor for the Llanfihangel Ysgeifiog ward, Hughie Noel Thomas, was jailed for nine months for falsifying Post Office records and subsequently disqualified as a county councillor.

[6] Thomas was released from prison and his name cleared, after a group legal action against the Post Office over faults with its Horizon accounting system.