20 Copthorne Mews, Hayes, UB3 4BN
About 20 Copthorne Mews
20 Copthorne Mews is a one-bedroom semi-detached house in Hayes (UB3 4BN). It has a recorded floor area of 30 m² (around 323 sq ft), construction records dating it to 2003-2006 and council tax band B. Tenure is freehold. The latest certificate (January 2019) returns a B (score 84), comfortably above the UK average. When first surveyed in December 2008 the rating was C, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good, lighting went from Good to Very Good and main heating went from Poor to Average. Main heating runs on electricity. At 30 m² this is the 4th smallest of 31 units on EPC record in the building, where floor areas span 29–120 m². The building's EPC ratings span E to B, with this unit at the top. On EPC score it ranks first in the building (84 versus a worst of 46).
On energy efficiency it sits in the top 10% of properties in this postcode. 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count. Last changed hands 12 years ago, in May 2014. Across 2005–2014, sale prices on this property compounded at 4.4% per year. Today's modelled estimate of £177,000 is 26.4% above the 2014 sale price.
Know exactly what you're buying at 20 Copthorne Mews
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms1
- Bathrooms1
Outside
- Communal gardenYes
- GarageDouble
Building
- TenureFreehold
- RefurbishedYes
Energy performance
20 Copthorne Mews ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
More low energy lighting installed
Planning history
20 Copthorne Mews has no planning applications on record.
Notable planning nearby
17applications of note in the surrounding area
We flagged 2 things worth checking at 20 Copthorne Mews
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.
- Signs of HMO activity in the area
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
20 Copthorne Mews valuation sits well clear of the typical sold price in this postcode.
£177,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.4% per year over 8 years.
£140,000
Growth on file: 4.4% per year over 8 years.
Sales timeline
8 May 2014Most recent
£140,000
+44.3%over 8 years23 November 2005
£97,000
Median price across the last 5 sales in UB3 4BN: £190,000 (2025–2023).
Everything we know about 20 Copthorne Mews, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area
- Larger development activity nearby

Versus other Copthorne Mews homes
On epc rating, 20 Copthorne Mews stands well clear of the street.
Price per m²
£4,667
Street avg £4,923
Floor Area
30 m²
Street avg 31 m²
Habitable Rooms
2 rooms
Street avg 2 rooms
CO₂ Emissions
1.3 t/year
Street avg 2.4 t/year
Similar properties nearby
1 Copthorne Mews
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1 Fairey Avenue
UB3 4NY
1 Crowland Avenue
UB3 4JN
1 Brunel House, Keith Road
UB3 4HN
1 Cranford Park Road
UB3 4PF
1 Cranford Drive
UB3 4LA
1 Hillborne Close
UB3 4RE
1 Elizabeth Fry House, Croyde Avenue
UB3 4EL
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
8/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Pinkwell Lane — bus stop.
Closest school
0.5 km
Harlington School. 24 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
58.0dB

Night-time· 23:00 – 07:00
49.8dB