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Get started11 Westfield Drive is a semi-detached house in Harrow (HA3 9EG). It has a recorded floor area of 85 m² (around 915 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (March 2016) shows a D (score 58), a step below the typical UK home. The recommended improvements would lift it to B (score 88), a 2-band jump. The latest certificate is from March 2016, so improvements made since then won't be reflected.
Sale prices here have outpaced Harrow HPI: 47.3% per year against 0% for the wider region. Today's modelled estimate of £690,000 is 15% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£656/sq ft) was about 191.2% above the typical sold price in the postcode. One planning record on file: an extension approved in 2017. Past consents include an extension and a porch, meaningful when judging how the property has evolved. Last sold in July 2017, so it's been off the market for around 9 years.
Recommended upgrades on file would lift this property by multiple EPC bands.
This certificate is over 10 years old and is no longer valid.Expired 07 Mar 2026
Extension: Part single, part two storey · Side and rear of property
Single storey front extension incorporating front porch; two storey side to rear extension; single storey rear extension; alterations to roof; rear dormer; two rooflights in front roofslope to create habitable roofspace
11 Westfield Drive changed hands twice within eighteen months — unusual for the area.
£690,000
Modelled from EPC, postcode comparables and a sale-price growth of 47.3% per year over 1 year.
£600,000
Growth on file: 47.3% per year over 1 year.
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Price per m² for 11 Westfield Drive runs comfortably ahead of the street norm.
Price per m²
£7,059
Street avg £4,133
Floor Area
85 m²
Street avg 125 m²
Habitable Rooms
4 rooms
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Kenton Park Avenue — bus stop.

Daytime· 07:00 – 23:00
50.9dB

21 July 2017Most recent
£600,000
+57.9%over 1 year16 May 2016
£380,000
Median price across the last 5 sales in HA3 9EG: £445,000 (2021–2007).
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Street avg 6 rooms
CO₂ Emissions
4.4 t/year
Street avg 4.5 t/year
Closest school
0.5 km
Glebe Primary School. 50 schools nearby.
Night-time· 23:00 – 07:00
40.5dB