In 1887, John Bartholomew's Gazetteer of the British Isles described Cilmachallt like this:

Cilmachallt, township, Llanidloes par., S. Montgomeryshire, near Llanidloes.

Cilmachallt through time

Cilmachallt is now part of POWYS District. Click here for graphs and data of how POWYS has changed over two centuries. For statistics about Cilmachallt itself, go to Statistics.

How to reference this page:

GB Historical GIS / University of Portsmouth, History of Cilmachallt, in Powys and Montgomeryshire | Map and description, A Vision of Britain through Time.

URL: https://www.visionofbritain.org.uk/place/23398

Date accessed: 08th April 2026


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