21 Mendip Close, Harlington, Hayes, UB3 5LH
About 21 Mendip Close
21 Mendip Close is an end-of-terrace house in Harlington, Hayes, Hayes (UB3 5LH). It has a recorded floor area of 75 m² (around 807 sq ft), construction records dating it to 1967-1975 and council tax band D. The latest certificate (January 2015) shows an E (score 54), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 86), a 3-band jump. The latest certificate is from January 2015, so improvements made since then won't be reflected.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement.
Know exactly what you're buying at 21 Mendip Close
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
21 Mendip Close sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 26 Jan 2025
EPC Rating
Planning history
21 Mendip Close has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
Sales history & valuation
21 Mendip Close has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£404,000
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 UB3 5LH: £304,000 (2025–2021).
Nearby sales in UB3 5LH
8 Mendip Close, Harlington, Hayes, UB3 5LH
Sold Apr 2025
£325,0007 Mendip Close, Harlington, Hayes, UB3 5LH
Sold May 2022
£304,0009 Mendip Close, Harlington, Hayes, UB3 5LH
Sold Nov 2021
£290,0003 Mendip Close, Harlington, Hayes, UB3 5LH
Sold Aug 2021
£305,0002 Mendip Close, Harlington, Hayes, UB3 5LH
Sold Jun 2021
£280,000
Everything we know about 21 Mendip Close, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Mendip Close homes
21 Mendip Close is notably below the street on epc rating.
EPC Rating
54 (E)
Street avg 61 (D)
Floor Area
75 m²
Street avg 75 m²
CO₂ Emissions
4.1 t/year
Street avg 3.5 t/year
Habitable Rooms
4 rooms
Street avg 5 rooms
Similar properties nearby
1 Harlington Close, Harlington
UB3 5BW
1 Kiln Close, Harlington
UB3 5DZ
1 Gothic Court, High Street, Harlington
UB3 5DR
1 Bletchmore Close, Harlington
UB3 5EX
1 Eton Road
UB3 5HR
1 Craneswater
UB3 5HW
1 Grampian Close, Harlington
UB3 5LQ
1 Croft Close, Harlington
UB3 5NE
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
8/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
West End Lane (Harlington) — bus stop.
Closest school
0.7 km
William Byrd Primary Academy. 13 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
54.9dB

Night-time· 23:00 – 07:00
47.4dB