II*Church · listed 1953St Garmon's ChurchOn the list as Church of St. GarmonPhoto: Ralf Tenbrink · CC BY-SA 4.0
Church of St. Garmon · Photo: Ralf Tenbrink · CC BY-SA 4.0–Not graded
History of Llanfechain · Cadw
13 listed buildings, 1 of them Grade II*
Cadw counts them inside Llanfechain’s built-up area, 506 for every 10,000 residents. It also has 1 scheduled monument. 40% of its homes were built before 1919.
Listed buildings
13
506 per 10,000 residents
Grade I
0
exceptional interest
Grade II*
1
more than special interest
Scheduled monuments
1
nationally important sites
Homes built before 1919
40%
typical UK town 15%
In pictures
Landmarks of Llanfechain
Nearly every Grade I and II* building, photographed. Tap a photo to step through them full screen.
Photos from Wikimedia Commons and Geograph, copied to our own server, each credited to its photographer with its licence; names open the building’s page or its official list entry.
The map
Where Llanfechain’s history is
Every Grade I and II* building, monument and historic park.
Grade II*Scheduled monument
Hover a dot for its name; tap one with a photo to open it.
13 listed buildings by grade
0 Grade I1 Grade II*12 Grade II
Cadw lists buildings of special architectural or historic interest in three grades: Grade I for buildings of exceptional interest, Grade II* for particularly important buildings of more than special interest, and Grade II for buildings of special interest. Listing protects the whole building, inside and out.
Every entry on Cadw’s register of listed buildings whose point lies inside the ONS 2022 built-up-area boundary. One list entry can cover a terrace or a group of buildings.
Grade II*
The Grade II* listed building in Llanfechain
Particularly important buildings of more than special interest. Every one is photographed. Each opens its own page, with the official list entry.
Grade II
12 Grade II listed buildings
Most listed buildings are in this grade, which covers buildings of special interest. Open any building to read its official list entry.
Conservation areas
1 conservation area covers 14% of Llanfechain
Areas the council protects as a whole: demolition and changes to how buildings look need consent, and trees are protected.
Llanfechain3 ha
3 hain conservation areas, of 22 ha inside the built-up area.
8 of the 13 listed buildings stand in one.
Cadw’s conservation areas via DataMapWales. Hectares are the part of each area inside the built-up area.
How the list grew
More than half of Llanfechain’s listed buildings were added in one year, 2004
The year each building now on the list was first listed.
2004 · 11
19501960197019801990200020102020
The first 1 entry was listed in 1953. 11 came in 2004. Only 0 have been added in the last 15 years.
Monuments & landscapes
Monuments, parks and gardens
Designations that overlap the town by a tenth of their area or half a hectare.
1 scheduled monument
Nationally important archaeological sites and monuments, protected by law; work on them needs consent from the Welsh Government (Cadw).
Domen Castell Mound & Bailey CastleMedieval; Motte
Homes by age
40% of Llanfechain’s homes were built before 1919
Every home by when it was built, from council tax records, against England & Wales (the dark tick).
39%
Before 1900
2.2%
1900–18
0.7%
1919–29
0.7%
1930s
2.2%
1945–54
4.4%
1955–64
7.4%
1965–72
5.9%
1973–82
10%
1983–92
6.7%
1993–99
10%
2000–08
4.4%
2009–15
5.9%
2016–25
LlanfechainEngland & Wales
39% of homes are Victorian or older, against 16% across England and Wales. The busiest period since was 1983–92, which added 10% of today’s homes.
Valuation Office Agency, council tax stock of properties by build period, 31 March 2025, for the neighbourhoods (LSOAs) that make up the town, split by where their residents live. Homes with no recorded build period (0 here) are left out; 1939–44 is not a period in the data.
Born here
3 notable people born in Llanfechain before 1900
Their lives on one timeline, earliest first.
Gwallter Mechain
David Thomas
David Thomas
175017751800182518501875190019251950
David Thomas1833–1916 · Welsh clergyman and historian (1833–1916)
Gwallter Mechain1761–1849 · Welsh poet
DT
David Thomas1880–1967 · Thomas, David (1880–1967), educationist and socialist
Everyone born in Llanfechain → Birthplaces from Wikidata; portraits from Wikimedia Commons.
Neighbours
Listed buildings in the places around Llanfechain
| Town | People | Listed | Grade I | History |
|---|---|---|---|---|
| Llanfechain | 257 | 13 | 0 | — |
| Llanfyllin | 1,118 | 80 | 0 | A+ |
| Llanymynech | 1,040 | 17 | 0 | B+ |
| Four Crosses | 1,469 | 12 | 0 | B+ |
| Pant | 1,173 | 4 | 0 | C+ |
| Guilsfield | 1,160 | 22 | 1 | A− |
| Morda | 1,976 | 5 | 0 | C− |
| Welshpool | 5,460 | 203 | 1 | A+ |
In brief
Llanfechain in brief
Old houses are part of Llanfechain’s character: 40% of its homes were built before 1919, against 15% in the typical UK town. In all there are 13 listed buildings. A conservation area protects part of it.
David Thomas (1833), Gwallter Mechain (1761) and David Thomas (1880) were all born here before 1900. More than half went on the list in a single year, 2004: 11 of 13. The rest is about typical: it also has a scheduled monument.
Questions about Llanfechain’s history
How many listed buildings are there in Llanfechain?
Cadw lists 13 buildings inside Llanfechain’s built-up area: 0 Grade I, 1 Grade II* and 12 Grade II.
Are there scheduled monuments in Llanfechain?
Yes, 1 scheduled monument, including Domen Castell Mound & Bailey Castle.
How many conservation areas are there in Llanfechain?
1, covering about 3 hectares of the town. The largest is Llanfechain.
When were Llanfechain’s buildings listed?
The first in 1953; the most, 11, in 2004.
Who was born in Llanfechain?
Among people born before 1900: David Thomas (1833), Gwallter Mechain (1761) and David Thomas (1880).
How old are the homes in Llanfechain?
40% of homes were built before 1919 and 42% before 1940, from the Valuation Office Agency’s council tax records (March 2025).
Llanfechain has no History Grade.
Listed buildings, scheduled monuments and historic parks and gardens: Cadw, © Crown copyright, via DataMapWales.
Sources: Cadw listed buildings, scheduled monuments and registered historic parks and gardens via DataMapWales, October 2026, inside the ONS 2022 built-up-area boundary · Valuation Office Agency, Council Tax: stock of properties by build period (31 March 2025) · TownRatings grades: our own summary of the data, ranked against UK towns only · Cadw conservation areas via DataMapWales (October 2026). All under the Open Government Licence v3.0.
Contains public sector information licensed under the Open Government Licence v3.0. Contains HM Land Registry data © Crown copyright and database right 2026. Contains OS data © Crown copyright and database right 2026 (ONS boundaries). Northern Ireland: Source: NISRA; contains Land & Property Services data and Ordnance Survey of Northern Ireland information, © Crown copyright, licensed under the Open Government Licence v3.0. Scotland: contains National Records of Scotland data, Registers of Scotland data and SEPA data, © Crown copyright / © SEPA 2025, licensed under the Open Government Licence v3.0.