15 Cavendish Avenue, Harrow, HA1 3RD
About 15 Cavendish Avenue
15 Cavendish Avenue is a semi-detached house in Harrow (HA1 3RD). It has a recorded floor area of 87 m² (around 935 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (April 2009) shows a D (score 57), a step below the typical UK home. The latest certificate is from April 2009, so improvements made since then won't be reflected.
One planning record on file: an extension approved in 2019. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved. At 87 m² it's 15.5% smaller than the typical home in the postcode (103 m² median across 20 EPCs).
Know exactly what you're buying at 15 Cavendish 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
Energy performance
15 Cavendish Avenue's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 24 Apr 2019
EPC Rating
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
- Apr 2019DemolitionFullIn report
Extension: Side and rear of property
Single storey side to rear extension (part demolition of existing garage)
Extension- Documents
- 22 docs on file
- Reference
- P/1055/19
We flagged 1 thing worth checking at 15 Cavendish 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.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
15 Cavendish Avenue has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£512,000
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 HA1 3RD: £280,000 (2023–2014).
Nearby sales in HA1 3RD
59 Cavendish Avenue, Harrow, HA1 3RD
Sold Oct 2023
£655,0004 Hill House, Cavendish Avenue, Harrow, HA1 3RD
Sold May 2019
£180,00029 Cavendish Avenue, Harrow, HA1 3RD
Sold Dec 2018
£534,0003 Hill House, Cavendish Avenue, Harrow, HA1 3RD
Sold Apr 2018
£280,0002 Hill House, Cavendish Avenue, Harrow, HA1 3RD
Sold Jan 2014
£250,000
Everything we know about 15 Cavendish 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
- Larger development activity nearby

Versus other Cavendish Avenue homes
15 Cavendish Avenue is notably below the street on floor area.
EPC Rating
57 (D)
Street avg 62 (D)
Floor Area
87 m²
Street avg 112 m²
CO₂ Emissions
5.1 t/year
Street avg 4.8 t/year
Habitable Rooms
5 rooms
Street avg 6 rooms
Similar properties nearby
1 Elmfield Cottage, Grove Hill
HA1 3HE
1 Highlawn House, Sudbury Hill
HA1 3NA
1 Braconhyrst, Roxborough Park
HA1 3BD
1 Gooden Court
HA1 3PZ
1 Herga Court, Sudbury Hill
HA1 3RS
1 Fircroft Gardens
HA1 3PY
1 Chestnut Court, Roxborough Avenue
HA1 3BZ
1 Edgehill, London Road
HA1 3JQ
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
28/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Sudbury Hill Underground Station — subway entrance.
Closest school
0.7 km
St George's Primary Catholic Voluntary Academy. 32 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
50.4dB

Night-time· 23:00 – 07:00
41.8dB