9 Chalfont Avenue, Wembley, HA9 6NW
About 9 Chalfont Avenue
9 Chalfont Avenue is a three-bedroom semi-detached house in Wembley (HA9 6NW). It has a recorded floor area of 110 m² (around 1184 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (May 2023) shows a D (score 62), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 83), a 2-band jump.
It hasn't traded since May 2004, a hold of 22 years that's notably long for the area. Today's modelled estimate of £577,000 sits 130.8% above the 2004 sale of £250,000. On a £-per-square-foot basis, the last sale (£211/sq ft) was about 51.6% below the postcode norm.
Know exactly what you're buying at 9 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
- Bedrooms3
- CloakroomYes
- EnsuiteYes
Outside
- Private gardenYes
Building
- Heating systemGas
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
9 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 9 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
9 Chalfont Avenue valuation sits well clear of the typical sold price in this postcode.
£577,000
Modelled from EPC, postcode comparables.
£250,000
Recorded with HM Land Registry.
Sales timeline
24 May 2004Most recent
£250,000
Median price across the last 5 sales in HA9 6NW: £540,000 (2024–2017).
Nearby sales in HA9 6NW
Everything we know about 9 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
Years Held for 9 Chalfont Avenue runs comfortably ahead of the street norm.
Price per m²
£2,273
Street avg £4,740
Floor Area
110 m²
Street avg 107 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
4.7 t/year
Street avg 4.7 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