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Get started11 Wilsmere Drive is a four-bedroom detached house in Harrow Weald, Harrow, Harrow (HA3 6BJ). It has a recorded floor area of 140 m² (around 1507 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (December 2020) shows a D (score 60), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 79). Our model identifies extension potential, subject to local planning policy.
At 140 m² the property is well over the postcode median (100 m² across 5 EPCs), placing it in the larger end of the local stock. One planning record on file: an extension approved in 2004. Past consents include an extension, meaningful when judging how the property has evolved. Today's modelled estimate of £811,000 is 15.9% above the 2022 sale price. Sold April 2022 for £700,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
11 Wilsmere Drive has an approved single-storey side extension on the planning record.
Extension: Single storey · Side of property
First floor side extension
Latest sale on 11 Wilsmere Drive was the highest on Land Registry record across the postcode.
£811,000
Modelled from EPC, postcode comparables.
£700,000
Recorded with HM Land Registry.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
11 Wilsmere Drive outperforms the street on floor area by a wide margin.
Price per m²
£5,000
Street avg £5,111
Floor Area
140 m²
Street avg 102 m²
Habitable Rooms
7 rooms
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Gordon Avenue (HA7) — bus stop.

Daytime· 07:00 – 23:00
54.1dB

14 April 2022Most recent
£700,000
Median price across the last 5 sales in HA3 6BJ: £540,000 (2025–2009).
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Every application and decision on record
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Street avg 5 rooms
CO₂ Emissions
5.7 t/year
Street avg 4.9 t/year
HA3 6SB
Closest school
0.3 km
Weald Rise Primary School. 28 schools nearby.
Night-time· 23:00 – 07:00
43.3dB