10 Blake House, Cottage Close, Harrow, HA2 0HG
About 10 Blake House
10 Blake House is a two-bedroom detached house in Harrow (HA2 0HG). It has a recorded floor area of 106 m² (around 1141 sq ft), construction records dating it to 2003-2006 and council tax band F. At 106 m² this is the 20th smallest of 21 units on EPC record in the building, where floor areas span 45–106 m². The building's EPC ratings span C to B, with this unit at the bottom. The latest certificate (March 2021) shows a C (score 80), near the top of the C band. Earlier certificates rated it B (May 2009); the latest reading is one band lower. Between certificates, hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good.
At 106 m² the property is well over the postcode median (73 m² across 40 EPCs), placing it in the larger end of the local stock. 13 years since the last transfer (November 2013). Today's modelled estimate of £494,000 is 17.6% above the 2013 sale price.
Know exactly what you're buying at 10 Blake House
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
- Bedrooms2
- Bathrooms2
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
Loft insulation upgraded to recommended levels
Planning history
10 Blake House has no planning applications on record.
Notable planning nearby
5applications of note in the surrounding area
We flagged 2 things worth checking at 10 Blake House
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
10 Blake House valuation sits well clear of the typical sold price in this postcode.
£494,000
Modelled from EPC, postcode comparables and a sale-price growth of 0.1% per year over 8 years.
£420,000
Growth on file: 0.1% per year over 8 years.
Sales timeline
7 November 2013Most recent
£420,000
+0.6%over 7 years30 March 2006
£417,600
Median price across the last 5 sales in HA2 0HG: £278,000 (2025–2022).
Nearby sales in HA2 0HG
2 Siddons House, Cottage Close, Harrow, HA2 0HG
Sold Feb 2025
£435,0007 Blake House, Cottage Close, Harrow, HA2 0HG
Sold Feb 2023
£360,0003 Blake House, Cottage Close, Harrow, HA2 0HG
Sold Jan 2023
£278,0005 Siddons House, Cottage Close, Harrow, HA2 0HG
Sold Sept 2022
£275,0004 Siddons House, Cottage Close, Harrow, HA2 0HG
Sold Jul 2022
£305,000
Everything we know about 10 Blake House, 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 Cottage Close homes
10 Blake House outperforms the street on floor area by a wide margin.
Price per m²
£3,962
Street avg £4,688
Floor Area
106 m²
Street avg 71 m²
Habitable Rooms
4 rooms
Street avg 3 rooms
CO₂ Emissions
2.1 t/year
Street avg 1.9 t/year
Similar properties nearby
1 Blake House, Cottage Close
HA2 0HG
1 Crown Street
HA2 0HT
1 Abbots Drive
HA2 0RE
1 Athena Close, Byron Hill Road
HA2 0JB
1 Clonmel Close
HA2 0JZ
1 Chatsworth Gardens
HA2 0RS
1 Emerald Court, Drinkwater Road
HA2 0FR
1 Cowen Avenue
HA2 0LU
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
0.1 km
Roxeth Hill — bus stop.
Closest school
0.1 km
St Dominic's Sixth Form College. 29 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
48.8dB

Night-time· 23:00 – 07:00
40.7dB