The Llanerchyddol ward covers the area of the town to the west of Welshpool town centre and the smaller rural settlements of Llanerchydol, Groespluan and Frochas.

Llanerchyddol is divided from the Welshpool Castle ward by the A458 road, is bordered to the east by Welshpool Gungrog and to the north and west by Guilsfield.

[5] Independent county councillor Graham Breeze (former editor of the Powys County Times) won his seat at a by-election In December 2016.

[6] Cllr Breeze successfully defended his seat at the May 2017 Powys County Council elections.

Cllr Holloway had been Powys county councillor for the ward continually since 1995.