17 Cwm Glas, Johnstown, Wrexham, LL14 2AD
About 17 Cwm Glas
17 Cwm Glas is a semi-detached house in Johnstown, Wrexham, Wrexham (LL14 2AD). It has a recorded floor area of 48 m² (around 517 sq ft), construction records dating it to 1967-1975 and council tax band A. The latest certificate (July 2023) shows a C (score 72). The rating has held steady at C across 2 certificates since November 2008. Between certificates, hot-water efficiency went from Poor to Good and main heating went from Poor to Good; while wall efficiency dropped from Good to Average and roof efficiency dropped from Very Good to Average. At 48 m² this is the 9th smallest of 43 units on EPC record in the building, where floor areas span 36–88 m². The building's EPC ratings span E to B across 43 units on file.
At 48 m² it sits well below the postcode median (71 m² across 42 EPCs), making it one of the more compact homes locally.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Replaced storage heaters with gas boiler
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system upgraded
Low energy lighting percentage decreased
Planning history
17 Cwm Glas has no planning applications on record.
Notable planning nearby
1applications of note in the surrounding area
We flagged 1 thing worth checking at 17 Cwm Glas
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
17 Cwm Glas has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£105,000
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 LL14 2AD: £80,000 (2024–2016).
Nearby sales in LL14 2AD
51 Cwm Glas, Johnstown, Wrexham, LL14 2AD
Sold Jul 2024
£80,00034 Cwm Glas, Johnstown, Wrexham, LL14 2AD
Sold Aug 2023
£110,00056 Cwm Glas, Johnstown, Wrexham, LL14 2AD
Sold Mar 2022
£72,00042 Cwm Glas, Johnstown, Wrexham, LL14 2AD
Sold Mar 2021
£80,00024 Cwm Glas, Johnstown, Wrexham, LL14 2AD
Sold Jul 2016
£59,000
Versus other Cwm Glas homes
17 Cwm Glas is notably below the street on habitable rooms.
EPC Rating
72 (C)
Street avg 72 (C)
Floor Area
48 m²
Street avg 63 m²
CO₂ Emissions
1.9 t/year
Street avg 2.2 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
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The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Johnstown Junior School — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.







