20 Blenheim Gardens, Wembley, HA9 7NP
About 20 Blenheim Gardens
20 Blenheim Gardens is a semi-detached house in Wembley (HA9 7NP). It has a recorded floor area of 264 m² (around 2842 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (April 2018) shows a C (score 74). When first surveyed in April 2017 the rating was E, the property has climbed 2 bands since. Between certificates, roof efficiency went from Very Poor to Good, window efficiency went from Very Poor to Average and lighting went from Poor to Very Good; while hot-water efficiency dropped from Good to Average. The recommended improvements would push it to B (score 83).
At 264 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). One planning record on file: an extension approved in 2017. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved. Today's modelled estimate of £665,000 is 26.7% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£185/sq ft) was about 42.4% below the postcode norm. Last changed hands 9 years ago, in August 2017.
Know exactly what you're buying at 20 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
Energy performance
20 Blenheim Gardens's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water system changed
Single glazing replaced with double or better glazing
Loft insulation installed or upgraded to 250mm+
More low energy lighting installed
Planning history
- Oct 2017Loft ConversionFullIn report
Extension: Part single, part two storey · Side and rear of property
Proposed two storey side, rear and single storey part extension with loft conversion with rear dormer to dwellinghouse.
- Agent
- XEVA LTD
Extension- Documents
- 10 docs on file
- Reference
- 17/3800
We flagged 2 things worth checking at 20 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
20 Blenheim Gardens valuation sits well clear of the typical sold price in this postcode.
£665,000
Modelled from EPC, postcode comparables.
£525,000
Recorded with HM Land Registry.
Sales timeline
30 August 2017Most recent
£525,000
Median price across the last 5 sales in HA9 7NP: £720,000 (2024–2020).
Nearby sales in HA9 7NP
Everything we know about 20 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
20 Blenheim Gardens outperforms the street on floor area by a wide margin.
Price per m²
£1,989
Street avg £3,858
Floor Area
264 m²
Street avg 146 m²
Habitable Rooms
8 rooms
Street avg 7 rooms
CO₂ Emissions
6.6 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