35 Chalfont Avenue, Wembley, HA9 6NW
About 35 Chalfont Avenue
35 Chalfont Avenue is a four-bedroom semi-detached house in Wembley (HA9 6NW). It has a recorded floor area of 87 m² (around 936 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (June 2018) shows an E (score 47), well below the UK norm with real room to improve. Earlier certificates rated it D (July 2017); the latest reading is one band lower. Between certificates, window efficiency went from Poor to Average and lighting went from Poor to Good; while wall efficiency dropped from Good to Poor and roof efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 83), a 3-band jump.
At 87 m² it's 18.3% smaller than the typical home in the postcode (107 m² median across 8 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 88% of similar EPCs). Today's modelled estimate of £706,000 is 42.6% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£529/sq ft) was about 100.3% above the typical sold price in the postcode. Last sold in May 2018, so it's been off the market for around 8 years.
Know exactly what you're buying at 35 Chalfont Avenue
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
- Bedrooms4
- Bathrooms2
Outside
- ParkingOff street
Building
- RefurbishedYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
More low energy lighting installed
Planning history
35 Chalfont Avenue has no planning applications on record.
Notable planning nearby
9applications of note in the surrounding area
We flagged 2 things worth checking at 35 Chalfont Avenue
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
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Sales history & valuation
35 Chalfont Avenue valuation sits well clear of the typical sold price in this postcode.
£706,000
Modelled from EPC, postcode comparables.
£495,000
Recorded with HM Land Registry.
Sales timeline
3 May 2018Most recent
£495,000
Median price across the last 5 sales in HA9 6NW: £540,000 (2024–2005).
Nearby sales in HA9 6NW
Everything we know about 35 Chalfont Avenue, 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 Chalfont Avenue homes
35 Chalfont Avenue is notably below the street on floor area.
Price per m²
£5,690
Street avg £4,171
Floor Area
87 m²
Street avg 110 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
5.8 t/year
Street avg 4.5 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
15/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Wyld Way — bus stop.
Closest school
0.4 km
Oakington Manor Primary School. 46 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
54.3dB

Night-time· 23:00 – 07:00
45.9dB