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Get started37 Alveston Avenue is a four-bedroom semi-detached house in Harrow (HA3 8TG). It has a recorded floor area of 147 m² (around 1582 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (October 2016) shows a D (score 63), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 82), a 2-band jump. Our model identifies extension potential, subject to local planning policy.
Sale prices here have outpaced Harrow HPI: 7.1% per year against 0% for the wider region. Today's modelled estimate of £784,000 is 10.9% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£447/sq ft) was about 32.5% above the typical sold price in the postcode. At 147 m² the property is well over the postcode median (93 m² across 17 EPCs), placing it in the larger end of the local stock. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include a loft conversion and an extension, meaningful when judging how the property has evolved. Sold September 2019 for £707,000.
Recommended upgrades on file would lift this property by multiple EPC bands.
Planning history includes both a loft conversion and an extension — the classic family-home expansion.
Certificate of lawful development (proposed): alterations to roof to form end gable and rear dormer; installation of rooflights in front roofslope and new window in side
Sale price has at least doubled since 2007.
£784,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.1% per year over 12 years.
£707,000
Growth on file: 7.1% per year over 12 years.
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Detailed AI analysis
On floor area, 37 Alveston Avenue stands well clear of the street.
Price per m²
£4,810
Street avg £4,140
Floor Area
147 m²
Street avg 103 m²
Habitable Rooms
6 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km

Daytime· 07:00 – 23:00
49.3dB

Extension: Single storey · Rear of property
Certificate of lawful proposed development: single storey rear extension
30 September 2019Most recent
£707,000
+128.1%over 11 years16 October 2007
£310,000
Median price across the last 5 sales in HA3 8TG: £580,000 (2024–2018).
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Every application and decision on record
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Street avg 5 rooms
CO₂ Emissions
5.9 t/year
Street avg 5.0 t/year
HA3 8QW
Kingshill Avenue (HA3) — bus stop.
Closest school
0.2 km
Priestmead Primary School and Nursery. 43 schools nearby.
Night-time· 23:00 – 07:00
38.5dB