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Get started11 Arnold Close is a semi-detached house in Harrow (HA3 9TN). It has a recorded floor area of 63 m² (around 678 sq ft), construction records dating it to 1950-1966 and council tax band C. At 63 m² this is the 5th smallest of 12 units on EPC record in the building, where floor areas span 54–122 m². The building's EPC ratings span D to C, with this unit at the top. The latest certificate (November 2024) shows a C (score 69), just inside the C band.
Held since August 2005 — that's 21 years off the open market, well above the local norm. Sale prices here have outpaced Harrow HPI: 12.2% per year against 0% for the wider region. Today's modelled estimate of £324,000 sits 73.3% above the 2005 sale of £187,000. One planning record on file: an extension approved in 2003. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved.
11 Arnold Close has an approved single-storey rear extension on the planning record.
11 Arnold Close valuation sits well clear of the typical sold price in this postcode.
£324,000
Modelled from EPC, postcode comparables and a sale-price growth of 12.2% per year over 3 years.
£187,000
Growth on file: 12.2% per year over 3 years.
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11 Arnold Close outperforms the street on years held by a wide margin.
Price per m²
£2,968
Street avg £3,696
Floor Area
63 m²
Street avg 61 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Magnolia Court — bus stop.

Daytime· 07:00 – 23:00
49.7dB

Extension: Single storey · Rear of property
Erection of single-storey rear conservatory extension to ground floor
12 August 2005Most recent
£187,000
+43.8%over 3 years12 June 2002
£130,000
Median price across the last 5 sales in HA3 9TN: £320,000 (2023–2006).
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Detailed EPC data
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Comparable homes and street-level pricing
Full planning history
Every application and decision on record
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CO₂ Emissions
2.4 t/year
Street avg 2.6 t/year
Closest school
0.4 km
Sinai Jewish Primary School. 46 schools nearby.
Night-time· 23:00 – 07:00
38.8dB