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Get started21 Winchfield Close is a semi-detached house in Harrow (HA3 0DT). It has a recorded floor area of 157 m² (around 1689 sq ft), construction records dating it to 1900-1929 and council tax band G. The latest certificate (August 2010) shows a G (score 1), near the bottom of the EPC scale. The recommended improvements would push it to F (score 32). Main heating runs on electricity. The latest certificate is from August 2010, so improvements made since then won't be reflected.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include an extension, a conservatory and partial demolition, meaningful when judging how the property has evolved.
21 Winchfield Close sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
This certificate is over 10 years old and is no longer valid.Expired 02 Aug 2020
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
Details pursuant to condition 7 (front window details) of full planning permission 11/0586 for demolition of existing attached garage and single-storey side extension and rear conservatory and erection of part single-, part two-storey side and rear extension and rear dormer window to dwellinghouse and two side and one rear 'conservation' rooflights with alterations to the front garden to provide one off-street parking space and associated hard and soft landscaping and enclosure (as amended by plans received 06/05/11) granted on 12/05/2011
21 Winchfield Close has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£785,000
Modelled from EPC, postcode comparables.
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
21 Winchfield Close is notably below the street on epc rating.
EPC Rating
1 (G)
Street avg 55 (D)
Floor Area
157 m²
Street avg 137 m²
CO₂ Emissions
16.0 t/year
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

Details pursuant to condition 6 (materials) of full planning permission 11/0586 for demolition of existing attached garage and single-storey side extension and rear conservatory and erection of part single-, part two-storey side and rear extension and rear dormer window to dwellinghouse and two side and one rear 'conservation' rooflights with alterations to the front garden to provide one off-street parking space and associated hard and soft landscaping and enclosure (as amended by plans received 06/05/11) granted on 12/05/2011
1 more application for this property
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Median price across the last 5 sales in HA3 0DT: £785,000 (2025–2020).
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Street avg 6.9 t/year
Habitable Rooms
6 rooms
Street avg 5 rooms
Closest school
0.2 km
St Gregory's Catholic Science College. 50 schools nearby.
Night-time· 23:00 – 07:00
41.3dB