25 Blenheim Road, Harrow, HA2 7AQ
About 25 Blenheim Road
25 Blenheim Road is a three-bedroom semi-detached house in Harrow (HA2 7AQ). It has a recorded floor area of 103 m² (around 1109 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (September 2022) shows a D (score 62), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since August 2010. Between certificates, roof efficiency dropped from Very Good to Average and lighting dropped from Good to Average. The recommended improvements would lift it to B (score 84), a 2-band jump.
Across 2002–2013, sale prices on this property compounded at 4.6% per year. Today's modelled estimate of £688,000 sits 56.4% above the 2013 sale of £439,950. On a £-per-square-foot basis, the last sale (£397/sq ft) was about 17.8% above the typical sold price in the postcode. 4 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved. 13 years since the last transfer (July 2013).
Know exactly what you're buying at 25 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
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Dining roomYes
- CloakroomYes
Outside
- Private gardenYes
Building
- RefurbishedYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Planning history
25 Blenheim Road has 3 separate extension applications on the council record.
- Dec 2011ExtensionFullIn report
Extension: Side and rear of property
Single storey front extension and single storey side to rear extension
- Documents
- 9 docs on file
- Reference
- P/2917/11
- Nov 2011ExtensionIn report
Extension: Side and rear of property
Single storey front extension and single storey side to rear extension
- Documents
- 4 docs on file
- Reference
- P/2250/11/4449
We flagged 1 thing worth checking at 25 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
30-day money-back guarantee
Sales history & valuation
25 Blenheim Road valuation sits well clear of the typical sold price in this postcode.
£688,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.6% per year over 11 years.
£439,950
Growth on file: 4.6% per year over 11 years.
Sales timeline
28 July 2013Most recent
£439,950
+2.3%over 2 years1 February 2011
£430,000
+58.7%over 8 years26 September 2002
£271,000
Median price across the last 5 sales in HA2 7AQ: £730,000 (2024–2021).
Everything we know about 25 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 habitable rooms, 25 Blenheim Road runs well behind the street norm.
Price per m²
£4,271
Street avg £4,245
Floor Area
103 m²
Street avg 113 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
4.4 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