II*Church · listed 1950Detached Belfry Tower at the Church of St SadwrnPhoto: Llywelyn2000 · CC BY-SA 4.0
Photo: Llywelyn2000 · CC BY-SA 4.0–Not graded
History of Henllan · Cadw
14 listed buildings, 2 of them Grade II*
Cadw counts them inside Henllan’s built-up area, 164 for every 10,000 residents. Grade II covers 12 of Henllan’s listed buildings. 29% of its homes were built before 1919.
Listed buildings
14
164 per 10,000 residents
Grade I
0
exceptional interest
Grade II*
2
more than special interest
Scheduled monuments
0
nationally important sites
Homes built before 1919
29%
typical UK town 15%
In pictures
Landmarks of Henllan
Nearly every Grade I and II* building, photographed. Tap a photo to step through them full screen.
Detached Belfry Tower at the Church of St SadwrnGrade II* listed
Parish Church of St Sadwrn including adjacent Cross ShaftGrade II* listedPhotos 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 Henllan’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.
14 listed buildings by grade
0 Grade I2 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 2 Grade II* listed buildings in Henllan
Particularly important buildings of more than special interest. Every one is photographed. Each opens its own page, with the official list entry.
II*Church · listed 1950St Sadwrn's ChurchOn the list as Parish Church of St Sadwrn including adjacent Cross ShaftPhoto: Llywelyn2000 · CC BY-SA 4.0
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.
All 12 Grade II listed buildings, A to Z
Conservation areas
1 conservation area covers 16% of Henllan
Areas the council protects as a whole: demolition and changes to how buildings look need consent, and trees are protected.
Henllan 19855 ha
5 hain conservation areas, of 32 ha inside the built-up area.
13 of the 14 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
6 of Henllan’s 14 listed buildings were added in 1981
The year each building now on the list was first listed.
1981 · 62000 · 6
19501960197019801990200020102020
The first 2 entries were listed in 1950. 6 came in 1981. Only 0 have been added in the last 15 years.
Homes by age
29% of Henllan’s homes were built before 1919
Every home by when it was built, from council tax records, against England & Wales (the dark tick).
29%
Before 1900
1.2%
1900–18
3.7%
1919–29
1.2%
1930s
20%
1945–54
8.6%
1955–64
4.9%
1965–72
14%
1973–82
1.2%
1983–92
3.7%
1993–99
4.9%
2000–08
3.7%
2009–15
4.9%
2016–25
HenllanEngland & Wales
29% of homes are Victorian or older, against 16% across England and Wales. The busiest period since was 1945–54, which added 20% 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 Henllan
| Town | People | Listed | Grade I | History |
|---|---|---|---|---|
| Henllan | 855 | 14 | 0 | — |
| Denbigh | 8,072 | 191 | 7 | A+ |
| St Asaph | 3,483 | 52 | 1 | A− |
| Bodelwyddan | 1,785 | 24 | 0 | B+ |
| Rhuddlan | 3,791 | 21 | 0 | B− |
| Dyserth | 2,038 | 11 | 0 | B− |
| Kinmel Bay | 9,016 | 4 | 0 | D |
| Abergele | 8,531 | 26 | 0 | C+ |
In brief
Henllan in brief
Old houses are part of Henllan’s character: 29% of its homes were built before 1919, against 15% in the typical UK town. In all there are 14 listed buildings. A conservation area has protected part of it since 1985. The rest is about typical: Laura Evans-Williams (1883) and Eleanor Evans (1893) were born here before 1900.
Questions about Henllan’s history
How many listed buildings are there in Henllan?
Cadw lists 14 buildings inside Henllan’s built-up area: 0 Grade I, 2 Grade II* and 12 Grade II.
How many conservation areas are there in Henllan?
1, covering about 5 hectares of the town. The largest is Henllan.
When were Henllan’s buildings listed?
The first in 1950; the most, 6, in 2000.
How old are the homes in Henllan?
29% of homes were built before 1919 and 34% before 1940, from the Valuation Office Agency’s council tax records (March 2025).
Henllan 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.