Photo: Rosalind Mitchell · CC BY-SA 2.023 listed buildings
Historic England counts them inside Knowl Hill’s built-up area, 348 for every 10,000 residents. Knowl Hill’s listed buildings are all Grade II. 39% of its homes were built before 1919.
Where Knowl Hill’s history is
Every Grade I and II* building, monument and historic park.
Hover a dot for its name; tap one with a photo to open it.
Historic England lists buildings in three grades: Grade I for buildings of exceptional interest (about 2.5% of all listed buildings), Grade II* for particularly important buildings of more than special interest (about 5.8%), and Grade II for buildings of special interest (about 91.7%). Listing protects the whole building, inside and out.
Every entry on the National Heritage List for England whose point lies inside the ONS 2022 built-up-area boundary. One list entry can cover a terrace or a group of buildings.
Most of Knowl Hill’s listed buildings are homes
Every listed building sorted by what its list name says it is.
19 entries (83%) are houses, terraces and villas.
Buildings are sorted by words in each entry’s name (church, gate, inn, memorial…): the list’s open data has no building type. An entry named only by its address counts as a house.
23 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 23 Grade II listed buildings, A to Z
2 conservation areas cover 100% of Knowl Hill
Areas the council protects as a whole: demolition and changes to how buildings look need consent, and trees are protected.
23 of the 23 listed buildings stand in one.
Historic England’s conservation areas layer, supplied by councils (incomplete in places, so a page fact, never graded). Hectares are the part of each area inside the built-up area.
10 of Knowl Hill’s 23 listed buildings were added in 1983
The year each building now on the list was first listed.
The first 3 entries were listed in 1967. 10 came in 1983, in the national resurvey of the 1970s and 80s. Only 0 have been added in the last 15 years.
39% of Knowl Hill’s homes were built before 1919
Every home by when it was built, from council tax records, against England & Wales (the dark tick).
29% of homes are Victorian or older, against 16% across England and Wales. The busiest period since was 1945–54, which added 13% 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 (15 here) are left out; 1939–44 is not a period in the data.
Listed buildings in the places around Knowl Hill
| Town | People | Listed | Grade I | History |
|---|---|---|---|---|
| Knowl Hill | 661 | 23 | 0 | — |
| Wargrave | 2,896 | 35 | 0 | A− |
| Twyford | 8,072 | 40 | 1 | B− |
| Lower Shiplake | 1,086 | 2 | 0 | C |
| Hurley | 1,317 | 43 | 1 | A |
| Charvil | 3,158 | 3 | 0 | D− |
| Hurst | 1,009 | 10 | 0 | B |
| Maidenhead | 67,391 | 72 | 5 | B− |
Knowl Hill in brief
Old houses are part of Knowl Hill’s character: 39% of its homes were built before 1919, against 15% in the typical UK town. In all there are 23 listed buildings. Its older streets lie in 2 conservation areas. Of the whole list, 83% are houses, terraces and villas.
Questions about Knowl Hill’s history
How many listed buildings are there in Knowl Hill?
Historic England lists 23 buildings inside Knowl Hill’s built-up area: 0 Grade I, 0 Grade II* and 23 Grade II.
How many conservation areas are there in Knowl Hill?
2, covering about 113 hectares of the town. The largest are No data available for publication by HE and No data available for publication by HE.
When were Knowl Hill’s buildings listed?
The first in 1967; the most, 10, in 1983.
How old are the homes in Knowl Hill?
39% of homes were built before 1919 and 47% before 1940, from the Valuation Office Agency’s council tax records (March 2025).
Knowl Hill has no History Grade.
© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The National Heritage List for England is the official, up-to-date register of all nationally protected historic buildings and sites in England; check an entry on Historic England’s website before relying on it.
Sources: Historic England, National Heritage List for England (listed buildings, scheduled monuments, registered parks and gardens, battlefields, World Heritage Sites), 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 · Historic England conservation areas (supplied by local planning authorities; 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.