1 Blackthorne Court, Manor Road, Harrow, HA1 2NZ
About 1 Blackthorne Court
1 Blackthorne Court is a detached house in Harrow (HA1 2NZ). It has a recorded floor area of 59 m² (around 635 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (August 2021) shows a C (score 71). The rating has held steady at C across 2 certificates since May 2014. Between certificates, lighting went from Average to Very Good.
5 planning records sit against the property, 1 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Across 2008–2021, sale prices on this property compounded at 3.3% per year. On a £-per-square-foot basis, the last sale (£606/sq ft) was about 58% above the typical sold price in the postcode. Last sale on file: £385,000 in October 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 1 Blackthorne Court
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
More low energy lighting installed
Planning history
1 Blackthorne Court has an approved side and rear extension on the planning record.
- Nov 2012OutlineIn report
Certificate of lawful development (proposed): alterations to roof to form end gable rear dormer with juliette balcony and insertion of two rooflights in front roofslope
- Documents
- 10 docs on file
- Reference
- P/2599/12
- Oct 2005ExtensionFullIn report
Extension: Side and rear of property
Single storey side and rear extension
- Reference
- P/2123/05/DFU
We flagged 2 things worth checking at 1 Blackthorne Court
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
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£380,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.3% per year over 13 years.
£385,000
Growth on file: 3.3% per year over 13 years.
Sales timeline
28 October 2021Most recent
£385,000
+54.0%over 13 years19 June 2008
£250,000
Median price across the last 5 sales in HA1 2NZ: £330,000 (2024–2010).
Nearby sales in HA1 2NZ
3 Blackthorne Court, Manor Road, Harrow, HA1 2NZ
Sold Oct 2024
£350,000Lowndes Court, 12, 17 Manor Road, Harrow, HA1 2NZ
Sold Jul 2018
£330,000Lowndes Court, 3, 17 Manor Road, Harrow, HA1 2NZ
Sold Mar 2014
£300,000Lowndes Court, 15, 17 Manor Road, Harrow, HA1 2NZ
Sold Jan 2011
£189,9953 Manor Road, Harrow, HA1 2NZ
Sold Dec 2010
£449,950
Everything we know about 1 Blackthorne Court, 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 Manor Road homes
Price per m² for 1 Blackthorne Court runs comfortably ahead of the street norm.
Price per m²
£6,525
Street avg £4,409
Floor Area
59 m²
Street avg 63 m²
Habitable Rooms
4 rooms
Street avg 3 rooms
CO₂ Emissions
2.1 t/year
Street avg 1.4 t/year
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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
0.3 km
Gayton Road Harrow — bus stop.
Closest school
0.3 km
Harrow High School. 38 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
53.6dB

Night-time· 23:00 – 07:00
43.7dB