Photo: Geoff Pick · CC BY-SA 2.0

–Not graded

History of Llanigon · Cadw

6 listed buildings, 1 of them Grade II*

Cadw counts them inside Llanigon’s built-up area, 226 for every 10,000 residents. It also has 1 scheduled monument. 37% of its homes were built before 1919.

1Grade II*1scheduled monument

Listed buildings

226 per 10,000 residents

Grade I

exceptional interest

Grade II*

more than special interest

Scheduled monuments

nationally important sites

Homes built before 1919

37%

typical UK town 15%

The map

Where Llanigon’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.

6 listed buildings by grade

0 Grade I1 Grade II*5 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 Llanigon

Particularly important buildings of more than special interest. Each opens its own page, with the official list entry.

House · listed 1963Ty Mawr

Grade II

5 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.

All 5 Grade II listed buildings, A to Z

Bridge Over Digedi Brook Granary and Stable at Ty Mawr Lychgate at South Side of Churchyard of St Eigon's Church Parish Church of St Eigon The Old Post Office

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).

Llanthomas Castle MoundMedieval; Motte

Homes by age

37% of Llanigon’s homes were built before 1919

Every home by when it was built, from council tax records, against England & Wales (the dark tick).

36%

Before 1900

1900–18

1.5%

1919–29

1.5%

1930s

1.5%

1945–54

14%

1955–64

8.3%

1965–72

1973–82

11%

1983–92

6.8%

1993–99

8.3%

2000–08

5.3%

2009–15

3.8%

2016–25

LlanigonEngland & Wales

36% of homes are Victorian or older, against 16% across England and Wales. The busiest period since was 1955–64, which added 14% 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.

Neighbours

Listed buildings in the places around Llanigon

Town	People	Listed	Grade I	History
Llanigon	266	6	0	—
Hay-on-Wye	2,065	152	1	A⁺
Talgarth	1,252	28	0	A
Kington	2,423	136	1	A⁺

In brief

Llanigon in brief

Old houses are part of Llanigon’s character: 37% of its homes were built before 1919, against 15% in the typical UK town. In all there are 6 listed buildings. Beyond that, the list grew between 1961 and 1995; and it also has a scheduled monument.

Questions about Llanigon’s history

How many listed buildings are there in Llanigon?

Cadw lists 6 buildings inside Llanigon’s built-up area: 0 Grade I, 1 Grade II* and 5 Grade II.

Are there scheduled monuments in Llanigon?

Yes, 1 scheduled monument, including Llanthomas Castle Mound.

How old are the homes in Llanigon?

37% of homes were built before 1919 and 39% before 1940, from the Valuation Office Agency’s council tax records (March 2025).

Llanigon has no History Grade.

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. 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.