11 Blake House, Cottage Close, Harrow, HA2 0HG
About 11 Blake House
11 Blake House is a two-bedroom end-of-terrace house in Harrow (HA2 0HG). It has a recorded floor area of 60 m² (around 646 sq ft), construction records dating it to 1967-1975 and council tax band E. At 60 m² this is the 13th 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. On EPC score it ranks last in the building (73 versus a best of 85). The latest certificate (August 2019) shows a C (score 73).
Untraded for 20 years, with the last transfer in February 2006. One planning record on file: tree works approved in 2020. Past consents include tree works, meaningful when judging how the property has evolved. Today's modelled estimate of £394,000 is 27.9% above the 2006 sale price. On a £-per-square-foot basis, the last sale (£477/sq ft) was about 19.5% above the typical sold price in the postcode. At 60 m² it's 18.8% smaller than the typical home in the postcode (74 m² median across 40 EPCs).
Know exactly what you're buying at 11 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
- Dining roomYes
- EnsuiteYes
Outside
- Communal gardenYes
- ParkingUnderground
Energy performance
EPC Rating
Planning history
- Aug 2020Tree WorksTreesIn report
T1 Oak (rear of Siddons House): Remove epicormic growth to 2m G1 Various incl. Sycamore (boundary with Christ Church grounds and Blake House): Cut back to boundary fence line as encroaching on access road, approximately 2m T2, T3 Goat Willow x 2 (f/o Langton House): Fell & replace (close proximity to building). G2 Laurel, Sycamore (east side of Blake House): Cut back to boundary & lift over footpath by approx. 1m
- Documents
- 7 docs on file
- Reference
- P/2039/20
We flagged 2 things worth checking at 11 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
30-day money-back guarantee
Sales history & valuation
£394,000
Modelled from EPC, postcode comparables.
£308,000
Recorded with HM Land Registry.
Sales timeline
16 February 2006Most recent
£308,000
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 11 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
Price per m² for 11 Blake House runs comfortably ahead of the street norm.
Price per m²
£5,133
Street avg £4,658
Floor Area
60 m²
Street avg 72 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
2.0 t/year
Street avg 1.9 t/year
Similar properties nearby
1 Abbots Drive
HA2 0RE
1 Athena Close, Byron Hill Road
HA2 0JB
1 Crown Street
HA2 0HT
1 Blake House, Cottage Close
HA2 0HG
1 Emerald Court, Drinkwater Road
HA2 0FR
1 Clonmel Close
HA2 0JZ
1 Cowen Avenue
HA2 0LU
1 Chatsworth Gardens
HA2 0RS
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