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Get started12 Winchfield Close is a semi-detached house in Harrow (HA3 0DT). It has a recorded floor area of 143 m² (around 1539 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (December 2018) shows a D (score 67), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 85), a 2-band jump.
Untraded for 25 years, with the last transfer in October 2001. Today's modelled estimate of £850,000 sits 185.7% above the 2001 sale of £297,500. On a £-per-square-foot basis, the last sale (£193/sq ft) was about 54.3% below the postcode norm. 3 planning records sit against the property, 2 approved, 1 refused. Past consents include new windows and an extension, meaningful when judging how the property has evolved.
Recommended upgrades on file would lift this property by multiple EPC bands.
Installation of replacement upvc windows to front elevation of dwellinghouse (Article 4 Direction) as revised by plans date stamped 17 AUG 2011.
12 Winchfield Close valuation sits well clear of the typical sold price in this postcode.
£850,000
Modelled from EPC, postcode comparables.
£297,500
Recorded with HM Land Registry.
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On price per m², 12 Winchfield Close runs well behind the street norm.
Price per m²
£2,080
Street avg £4,821
Floor Area
143 m²
Street avg 138 m²
Habitable Rooms
6 rooms
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Sedgemore Avenue — bus stop.

Daytime· 07:00 – 23:00
51.5dB

Installation of replacement uPVC windows to front of dwellinghouse (Article 4 Direction)
1 more application for this property
Join to see all planning history.
18 October 2001Most recent
£297,500
Median price across the last 5 sales in HA3 0DT: £785,000 (2025–2020).
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Street avg 5 rooms
CO₂ Emissions
5.0 t/year
Street avg 7.8 t/year
HA3 0DX
Closest school
0.2 km
St Gregory's Catholic Science College. 50 schools nearby.
Night-time· 23:00 – 07:00
41.3dB