7 Blawith Road, Harrow, HA1 1TL
About 7 Blawith Road
7 Blawith Road is a semi-detached house in Harrow (HA1 1TL). It has a recorded floor area of 45 m² (around 484 sq ft), construction records dating it to 1930-1949 and council tax band B. The latest certificate (October 2016) shows a D (score 65), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since October 2008. Between certificates, window efficiency went from Average to Good and lighting went from Good to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would push it to C (score 75). At 45 m² this is the 4th smallest of 24 units on EPC record in the building, where floor areas span 39–180 m². The building's EPC ratings span E to C across 24 units on file.
Held since May 1999 — that's 27 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £260,000 sits 289.8% above the 1999 sale of £66,700. On a £-per-square-foot basis, the last sale (£138/sq ft) was about 55.9% below the postcode norm.
Know exactly what you're buying at 7 Blawith 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
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water efficiency decreased
Window efficiency improved
More low energy lighting installed
Planning history
7 Blawith Road has no planning applications on record.
Notable planning nearby
9applications of note in the surrounding area
We flagged 1 thing worth checking at 7 Blawith 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
7 Blawith Road's estimated value is more than triple its earliest registered sale price (1999).
£260,000
Modelled from EPC, postcode comparables.
£66,700
Recorded with HM Land Registry.
Sales timeline
13 May 1999Most recent
£66,700
Median price across the last 5 sales in HA1 1TL: £355,000 (2022–2017).
Nearby sales in HA1 1TL
Everything we know about 7 Blawith 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 Blawith Road homes
On habitable rooms, 7 Blawith Road stands well clear of the street.
Price per m²
£1,482
Street avg £3,400
Floor Area
45 m²
Street avg 55 m²
Habitable Rooms
3 rooms
Street avg 2 rooms
CO₂ Emissions
2.3 t/year
Street avg 2.8 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
28/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Harrow Civic Centre / Harrow Mosque — bus stop.
Closest school
0.4 km
Saint Jerome Church of England Bilingual School. 39 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
52.9dB

Night-time· 23:00 – 07:00
41.4dB