19 Blenheim Gardens, Wembley, HA9 7NP
About 19 Blenheim Gardens
19 Blenheim Gardens is a three-bedroom semi-detached house in Wembley (HA9 7NP). It has a recorded floor area of 212 m² (around 2282 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (February 2025) shows a C (score 76), near the top of the C band. When first surveyed in November 2008 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor, window efficiency went from Poor to Good and lighting went from Good to Very Good; while roof efficiency dropped from Good to Average. The recommended improvements would push it to B (score 83).
At 212 m² the property is well over the postcode median (140 m² across 24 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 75% of similar EPCs). Today's modelled estimate of £847,000 sits 106.6% above the 2012 sale of £410,000. On a £-per-square-foot basis, the last sale (£180/sq ft) was about 44% below the postcode norm. 3 planning records sit against the property, 2 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved. 14 years since the last transfer (January 2012).
Know exactly what you're buying at 19 Blenheim Gardens
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
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Windows upgraded, improving insulation
Wall insulation improved
Loft insulation upgraded to recommended levels
Floor insulation added or improved
More low energy lighting installed
Planning history
- Sept 2015ExtensionConditionsIn report
Details pursuant to conditions 4 (front garden layout) and 5 (tree survey and plan), of full planning permission reference 15/1071 dated 18/05/2015 for demolition of existing detached garage and erection of two storey side to rear extension, single storey rear extension and rear dormer window to dwellinghouse
- Documents
- 2 docs on file
- Reference
- 15/3039
- May 2015ExtensionFullIn report
Extension: Side and rear of property
Demolition of existing detached garage and erection of two storey side to rear extension, single storey rear extension and rear dormer window to dwellinghouse
- Documents
- 8 docs on file
- Reference
- 15/1071
We flagged 2 things worth checking at 19 Blenheim Gardens
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
19 Blenheim Gardens valuation sits well clear of the typical sold price in this postcode.
£847,000
Modelled from EPC, postcode comparables.
£410,000
Recorded with HM Land Registry.
Sales timeline
13 January 2012Most recent
£410,000
Median price across the last 5 sales in HA9 7NP: £720,000 (2024–2020).
Nearby sales in HA9 7NP
Everything we know about 19 Blenheim Gardens, 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 Blenheim Gardens homes
EPC Rating for 19 Blenheim Gardens runs comfortably ahead of the street norm.
Price per m²
£1,934
Street avg £3,861
Floor Area
212 m²
Street avg 148 m²
Habitable Rooms
7 rooms
Street avg 7 rooms
CO₂ Emissions
4.9 t/year
Street avg 6.4 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
0.1 km
Highfield Avenue (HA9) — bus stop.
Closest school
0.2 km
Wembley Primary School. 37 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
52.0dB

Night-time· 23:00 – 07:00
42.3dB