The electorate of the community places it fourteenth in size, out of the county's eighteen towns.

Llanfair Caereinion is classified as an area centre in the Powys Unitary Development Plan, for the market town has the largest range of community services and facilities and the greatest capacity to accommodate additional development in its locality.

[5] The town is served by the following bus routes: 73 (Llanfair-Welshpool-Oswestry) which operates only two services each way on Wednesdays and Fridays between 8:58 and 14:57.

87 (Llanfair-Welshpool-Foel) which operates Mondays to Saturdays with six services a day and three each way to Foel, Llanfair and Welshpool.

This offers an additional method of travel to Welshpool from the town between Wednesdays, Saturdays and Sundays although it is primarily a heritage railway.