37 Blenheim Road, Harrow, HA2 7AQ
About 37 Blenheim Road
37 Blenheim Road is a semi-detached house in Harrow (HA2 7AQ). It has a recorded floor area of 117 m² (around 1259 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (June 2021) shows a D (score 67), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 84), a 2-band jump.
2 planning records sit against the property, 1 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. At 117 m² it's 15.3% larger than the typical home in the postcode (102 m² median across 26 EPCs). Across 2005–2021, sale prices on this property compounded at 7% per year. On a £-per-square-foot basis, the last sale (£584/sq ft) was about 69.7% above the typical sold price in the postcode. Most recent transfer: September 2021 at £735,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 37 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
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
37 Blenheim Road has an approved single-storey extension on the planning record.
- Nov 2014ConditionsIn report
Approval of details pursuant to condition 5 (surface water disposal) of planning permission p/2482/14 dated 18.8.2014 For single storey front side and rear extension (demolition of garage)
- Documents
- 8 docs on file
- Reference
- P/3498/14
- Aug 2014ExtensionFullIn report
Extension: Single storey
Single storey front side and rear extension (demolition of garage)
- Documents
- 9 docs on file
- Reference
- P/2482/14
We flagged 1 thing worth checking at 37 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
37 Blenheim Road has more than doubled in price since the earliest registered sale in 2005.
£732,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.0% per year over 16 years.
£735,000
Growth on file: 7.0% per year over 16 years.
Sales timeline
15 September 2021Most recent
£735,000
+194.0%over 15 years20 October 2005
£250,000
Median price across the last 5 sales in HA2 7AQ: £724,000 (2024–2021).
Everything we know about 37 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
On price per m², 37 Blenheim Road stands well clear of the street.
Price per m²
£6,282
Street avg £4,149
Floor Area
117 m²
Street avg 113 m²
Habitable Rooms
7 rooms
Street avg 5 rooms
CO₂ Emissions
4.2 t/year
Street avg 4.7 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