Photo: Michael Garlick · CC BY-SA 2.0Allonby is home to a World Heritage Site: Frontiers of the Roman Empire (Hadrian's Wall)
47% of Allonby’s homes were built before 1919. Historic England lists 12 buildings inside Allonby’s built-up area, 275 for every 10,000 residents.
Where Allonby’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.
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
1 conservation area covers 43% of Allonby
Areas the council protects as a whole: demolition and changes to how buildings look need consent, and trees are protected.
8 of the 12 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.
More than half of Allonby’s listed buildings were added in one year, 1985
The year each building now on the list was first listed.
The first 5 entries were listed in 1967. 7 came in 1985, in the national resurvey of the 1970s and 80s. Only 0 have been added in the last 15 years.
Monuments, parks and gardens
Designations that overlap the town by a tenth of their area or half a hectare.
World Heritage
| Frontiers of the Roman Empire (Hadrian's Wall)UNESCO World Heritage Site, partly or wholly inside the town |
47% of Allonby’s homes were built before 1919
Every home by when it was built, from council tax records, against England & Wales (the dark tick).
46% 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 (3 here) are left out; 1939–44 is not a period in the data.
Listed buildings in the places around Allonby
| Town | People | Listed | Grade I | History |
|---|---|---|---|---|
| Allonby | 436 | 12 | 0 | — |
| Aspatria | 2,169 | 9 | 0 | B+ |
| Dearham | 2,344 | 1 | 1 | C+ |
| Maryport | 8,526 | 52 | 0 | A− |
| Flimby | 1,716 | 3 | 0 | B− |
| Silloth | 2,542 | 8 | 0 | B |
| Great Broughton and Little Broughton | 1,763 | 3 | 0 | C |
| Cockermouth | 8,859 | 101 | 6 | A− |
Allonby in brief
Part of Frontiers of the Roman Empire (Hadrian's Wall), a World Heritage Site, lies in Allonby. All told, the list holds 12 listed buildings. Of its homes, 47% were built before 1919, against 15% in the typical UK town. A conservation area has protected part of it since 1975. The big year was 1985, when 7 of the 12 went on the list.
Questions about Allonby’s history
How many listed buildings are there in Allonby?
Historic England lists 12 buildings inside Allonby’s built-up area: 0 Grade I, 0 Grade II* and 12 Grade II.
Is Allonby a World Heritage Site?
Allonby is home to part or all of Frontiers of the Roman Empire (Hadrian's Wall), inscribed by UNESCO.
How many conservation areas are there in Allonby?
1, covering about 13 hectares of the town. The largest is Allonby.
When were Allonby’s buildings listed?
The first in 1967; the most, 7, in 1985.
How old are the homes in Allonby?
47% of homes were built before 1919 and 49% before 1940, from the Valuation Office Agency’s council tax records (March 2025).
Allonby 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.