14 Ashburnham Avenue, Harrow, HA1 2JQ
About 14 Ashburnham Avenue
14 Ashburnham Avenue is a semi-detached house in Harrow (HA1 2JQ). It has a recorded floor area of 168 m² (around 1808 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (October 2023) shows a C (score 80), near the top of the C band. When first surveyed in November 2015 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Very Good and window efficiency went from Good to Very Good. The recommended improvements would push it to B (score 87).
It hasn't traded since November 2004, a hold of 22 years that's notably long for the area. Across 2002–2004, sale prices on this property compounded at 34.1% per year. Today's modelled estimate of £811,000 sits 74.4% above the 2004 sale of £465,000. On a £-per-square-foot basis, the last sale (£257/sq ft) was about 35.6% below the postcode norm. One planning record on file: an extension approved in 2002. Past consents include an extension, meaningful when judging how the property has evolved. At 168 m² it's 25.8% larger than the typical home in the postcode (134 m² median across 12 EPCs). Its energy rating outperforms most of the postcode (better than 75% of similar EPCs).
Know exactly what you're buying at 14 Ashburnham 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
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
High performance glazing installed
Cavity wall insulation installed
Loft insulation upgraded to recommended levels
Floor insulation added or improved
Planning history
14 Ashburnham Avenue has an approved side and rear extension on the planning record.
- Jul 2002ExtensionFullIn report
Extension: Side and rear of property
Single & two storey side to rear extension
- Reference
- EAST/616/02/FUL
We flagged 2 things worth checking at 14 Ashburnham 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
Sale price has at least doubled since 2002.
£811,000
Modelled from EPC, postcode comparables and a sale-price growth of 34.1% per year over 3 years.
£465,000
Growth on file: 34.1% per year over 3 years.
Sales timeline
11 November 2004Most recent
£465,000
+113.8%over 2 years11 April 2002
£217,500
Median price across the last 5 sales in HA1 2JQ: £670,000 (2024–2019).
Nearby sales in HA1 2JQ
Everything we know about 14 Ashburnham 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 Ashburnham Avenue homes
14 Ashburnham Avenue is notably below the street on price per m².
Price per m²
£2,768
Street avg £4,773
Floor Area
168 m²
Street avg 140 m²
Habitable Rooms
8 rooms
Street avg 6 rooms
CO₂ Emissions
3.1 t/year
Street avg 7.5 t/year
Similar properties nearby
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1 Croft Villas, Bonnersfield Lane
HA1 2LF
1 Hill Crescent
HA1 2PW
1 Grove Court, Lyon Road
HA1 2AL
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
0.1 km
Gayton Road — bus stop.
Closest school
0.1 km
Harrow High School. 39 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
56.0dB

Night-time· 23:00 – 07:00
46.3dB