5 Blenheim Road, Harrow, HA2 7AQ
About 5 Blenheim Road
5 Blenheim Road is a semi-detached house in Harrow (HA2 7AQ). It has a recorded floor area of 182 m² (around 1959 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (August 2025) shows a C (score 69), just inside the C band.
Untraded for 31 years, with the last transfer in August 1995. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. At 182 m² the property is well over the postcode median (102 m² across 26 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 77% of similar EPCs). Today's modelled estimate of £852,000 sits 640.9% above the 1995 sale of £115,000. On a £-per-square-foot basis, the last sale (£59/sq ft) was about 83% below the postcode norm. 3 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved.
Know exactly what you're buying at 5 Blenheim Road
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
Planning history
5 Blenheim Road has an approved side and rear extension on the planning record.
- Aug 2009ExtensionFullIn report
Extension: Side and rear of property
Single storey side to rear extension
- Documents
- 11 docs on file
- Reference
- P/1348/09
- Aug 2009ExtensionOutlineIn report
Extension: Single storey
Certificate of lawful proposed development: alterations of roof to form hip to gable end and rear dormer insertion of two rooflights in front roofslope; single storey side extension; single storey rear extension
- Documents
- 11 docs on file
- Reference
- P/1336/09
We flagged 1 thing worth checking at 5 Blenheim Road
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
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Sales history & valuation
5 Blenheim Road's modelled value sits at over four times its earliest registered sale price (1995).
£852,000
Modelled from EPC, postcode comparables.
£115,000
Recorded with HM Land Registry.
Sales timeline
30 August 1995Most recent
£115,000
Median price across the last 5 sales in HA2 7AQ: £730,000 (2024–2021).
Everything we know about 5 Blenheim Road, 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

Versus other Blenheim Road homes
Price per m² for 5 Blenheim Road lags the street by a wide margin.
Price per m²
£632
Street avg £4,418
Floor Area
182 m²
Street avg 110 m²
Habitable Rooms
7 rooms
Street avg 5 rooms
CO₂ Emissions
5.4 t/year
Street avg 4.6 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
6/mo
Rising year-on-year across the wider district.
Nearest stop
0.3 km
Durham Road (HA1) — bus stop.
Closest school
0.4 km
Vaughan 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
50.9dB

Night-time· 23:00 – 07:00
41.2dB