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"ALLTMAWR, a parish in the hundred of Builth, in the county of Brecon, South Wales, 3 miles to the S.E. of Builth. It is situated on the river Wye. The living is a curacy in the diocese of St. David's, value £48, in the patronage of the vicar of Llanavan-Vawr." [Description(s) from The National Gazetteer of Great Britain and Ireland (1868) Transcribed by Colin Hinson ©2003]

You can also perform a more selective search for churches in the Allt-mawr area or see them printed on a map.

Church History

Church of St Mauritius, Allt-Mawr in the Diocese of Swansea and Brecon, in the community of Erwood - on the Brecknockshire Churches Survey site.

Church Records

Detailed information on deposited registers and transcripts for this parish is given under Breconshire Parish Registers on the Powys Archives website

As a guide only, the principal extant parochial church records for this parish span the dates shown below Parish Registers of Wales, 2000):

  • Baptisms - ; Marriages 1912-1971; Burials - (20th century baptisms and burials with incumbent) Pre 1813 records included in PR Llanafan Fawr(1831 Survey). Parish Registers, or copies, for all or part of these dates are held at the NLW and/or Powys Archives. Bishops Transcripts for various periods are held at the NLW.

Description and Travel

You can see pictures of Allt-mawr which are provided by:

Historical Geography

You can see the administrative areas in which Allt-mawr has been placed at times in the past. Select one to see a link to a map of that particular area.

Ask for a calculation of the distance from Allt-mawr to another place.


Plan of Alltmawr in the County of Brecon. 1842. Evan Jones Griffths, Llandeilo, surveyor and valuer. William Powell, Pantycorred additional valuer. Second class map. Voluntary agreement. Commutation dated 27.10.1840. Shows waterbodies, woods and gardens. 499 acres commuted. Apportionment by holding. Land use details and field-names given in apportionment schedule. Tithe rent charge £50.14.4d. Parish (£25.6.8d. Vicar; £25.6.8d. Chanter and Chapter St David's Cathedral).
You can see maps centred on OS grid reference SO070471 (Lat/Lon: 52.114339, -3.359598), Allt-mawr which are provided by: