Carlton House, Flat 3, Castle Street, Caergwrle, Wrexham, LL12 9DS
About Carlton House
Carlton House is a mid-terrace house in Caergwrle, Wrexham, Wrexham (LL12 9DS). It has a recorded floor area of 34 m² (around 366 sq ft), construction records dating it to 1900-1929 and council tax band A. At 34 m² this is the 3rd smallest of 9 units on EPC record in Carlton House, where floor areas span 25–64 m². The building's EPC ratings span E to C, with this unit at the top. On EPC score it ranks first in the building (70 versus a worst of 48). The latest certificate (March 2026) shows a C (score 70). When first surveyed in April 2015 the rating was D, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Very Poor to Good; while wall efficiency dropped from Poor to Very Poor and window efficiency dropped from Average to Poor. This certificate was lodged in the last six months, so the rating reflects current condition.
At 34 m² it sits well below the postcode median (68 m² across 31 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 81% of similar EPCs).
Energy performance
Carlton House's carbon output is low for the local stock.
EPC Rating
Certificate validity
Valid until 30 March 2036
Property Improvements
Changes detected from historical EPC data
Hot water system upgraded
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
Carlton House has no planning applications on record.
But the area is active
4 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Carlton House has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£124,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in LL12 9DS: £115,000 (2026–2022).
Nearby sales in LL12 9DS
28 Castle Street, Caergwrle, Wrexham, LL12 9DS
Sold May 2026
£91,0008 Castle Street, Caergwrle, Wrexham, LL12 9DS
Sold Apr 2026
£47,00038 Castle Street, Caergwrle, Wrexham, LL12 9DS
Sold Sept 2025
£115,00046 Castle Street, Caergwrle, Wrexham, LL12 9DS
Sold Oct 2023
£170,0006a, Castle Street, Caergwrle, Wrexham, LL12 9DS
Sold May 2022
£150,000
Versus other Castle Street homes
On co₂ emissions, Carlton House stands well clear of the street.
EPC Rating
70 (C)
Street avg 63 (D)
Floor Area
34 m²
Street avg 47 m²
CO₂ Emissions
1.1 t/year
Street avg 2.4 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
Similar properties nearby
Carlton House, Flat 4, Castle Street, Caergwrle
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Carlton House, Flat 6, Castle Street, Caergwrle
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Castle Flats, Flat 2, High Street, Caergwrle
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Alvordor, Flat 2, Hawarden Road, Caergwrle
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Carlton House, Flat 1, Castle Street, Caergwrle
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Carlton House, Flat 8, Castle Street, Caergwrle
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
129/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Post Office — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







