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Get started1 Derby Avenue is a three-bedroom semi-detached house in Harrow (HA3 5JU). It has a recorded floor area of 78 m² (around 840 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (January 2016) shows a D (score 55), a step below the typical UK home. The recommended improvements would lift it to B (score 87), a 2-band jump. The latest certificate is from January 2016, so improvements made since then won't be reflected.
At 78 m² the property is well over the postcode median (56 m² across 20 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 an extension and a loft conversion, meaningful when judging how the property has evolved. Today's modelled estimate of £603,000 is 14.9% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£625/sq ft) was about 128.2% above the typical sold price in the postcode. Last changed hands 10 years ago, in March 2016.
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This certificate is over 10 years old and is no longer valid.Expired 17 Jan 2026
Planning history includes both a loft conversion and an extension — the classic family-home expansion.
Extension: Two storey · Side of property
Two storey side extension
1 Derby Avenue valuation sits well clear of the typical sold price in this postcode.
£603,000
Modelled from EPC, postcode comparables.
£525,000
Recorded with HM Land Registry.
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On price per m², 1 Derby Avenue stands well clear of the street.
Price per m²
£6,731
Street avg £4,339
Floor Area
78 m²
Street avg 92 m²
Habitable Rooms
5 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
Stanhope Avenue — bus stop.

Daytime· 07:00 – 23:00
52.3dB

Certificate of lawful development (proposed): alterations to roof to form end gable and rear dormer
31 March 2016Most recent
£525,000
Median price across the last 5 sales in HA3 5JU: £438,000 (2022–2017).
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Street avg 5 rooms
CO₂ Emissions
4.5 t/year
Street avg 4.1 t/year
HA3 5HH
Closest school
0.5 km
Salvatorian Roman Catholic College. 30 schools nearby.
Night-time· 23:00 – 07:00
40.9dB