II*Church · listed 1968Church of St SannanPhoto: Llywelyn2000 · CC BY-SA 4.0
Church of St Sannan · Photo: Llywelyn2000 · CC BY-SA 4.0–Not graded
History of Llansannan · Cadw
Llansannan: 50% of homes built before 1919
For Llansannan, that is 3 times the typical town’s share, 15%. Cadw lists 9 buildings inside Llansannan’s built-up area, 292 for every 10,000 residents.
Listed buildings
9
292 per 10,000 residents
Grade I
0
exceptional interest
Grade II*
1
more than special interest
Scheduled monuments
0
nationally important sites
Homes built before 1919
50%
typical UK town 15%
In pictures
Landmarks of Llansannan
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 Llansannan’s history is
Every Grade I and II* building, monument and historic park.
Grade II*
Hover a dot for its name; tap one with a photo to open it.
9 listed buildings by grade
0 Grade I1 Grade II*8 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 Llansannan
Particularly important buildings of more than special interest. Every one is photographed. Each opens its own page, with the official list entry.
Grade II
8 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 8 Grade II listed buildings, A to Z
Conservation areas
1 conservation area covers 17% of Llansannan
Areas the council protects as a whole: demolition and changes to how buildings look need consent, and trees are protected.
Llansannan 19754 ha
4 hain conservation areas, of 22 ha inside the built-up area.
9 of the 9 listed buildings stand in one.
Cadw’s conservation areas via DataMapWales. Hectares are the part of each area inside the built-up area.
Homes by age
50% of Llansannan’s homes were built before 1919
Every home by when it was built, from council tax records, against England & Wales (the dark tick).
51%
Before 1900
1.5%
1900–18
2.2%
1919–29
5.2%
1930s
10%
1945–54
2.2%
1955–64
10%
1965–72
6%
1973–82
2.2%
1983–92
2.2%
1993–99
5.2%
2000–08
1.5%
2009–15
0%
2016–25
LlansannanEngland & Wales
51% of homes are Victorian or older, against 16% across England and Wales. The busiest period since was 1945–54, 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.
Neighbours
Listed buildings in the places around Llansannan
| Town | People | Listed | Grade I | History |
|---|---|---|---|---|
| Llansannan | 308 | 9 | 0 | — |
| Abergele | 8,531 | 26 | 0 | C+ |
| Bodelwyddan | 1,785 | 24 | 0 | B+ |
| Mynydd Marian | 1,351 | 2 | 0 | C− |
| Denbigh | 8,072 | 191 | 7 | A+ |
| Llanddulas | 1,097 | 11 | 0 | B |
| Pensarn | 1,329 | 5 | 0 | B− |
| St Asaph | 3,483 | 52 | 1 | A− |
In brief
Llansannan in brief
More of Llansannan’s homes are old than in most places: 50% were built before 1919, against 15% in the typical UK town. All told, the list holds 9 listed buildings. A conservation area has protected part of it since 1975. Otherwise the figures are ordinary: the list grew between 1968 and 1999.
Questions about Llansannan’s history
How many listed buildings are there in Llansannan?
Cadw lists 9 buildings inside Llansannan’s built-up area: 0 Grade I, 1 Grade II* and 8 Grade II.
How many conservation areas are there in Llansannan?
1, covering about 4 hectares of the town. The largest is Llansannan.
How old are the homes in Llansannan?
50% of homes were built before 1919 and 57% before 1940, from the Valuation Office Agency’s council tax records (March 2025).
Llansannan 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.