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Get started27 Briar Road is a four-bedroom semi-detached house in Harrow (HA3 0DP). It has a recorded floor area of 135 m² (around 1453 sq ft), construction records dating it to 1930-1949 and council tax band F. It is a listed building, which means external alterations are tightly controlled but it may qualify for heritage tax reliefs. Our model identifies extension potential, subject to local planning policy. The home occupies a corner plot. The latest certificate (June 2022) shows an E (score 47), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 82), a 3-band jump.
6 planning records sit against the property, 5 approved, 1 refused. Past consents include an extension, new windows and tree works, meaningful when judging how the property has evolved. On a £-per-square-foot basis, the last sale (£659/sq ft) was about 64.5% above the typical sold price in the postcode. At 135 m² it's 17.7% smaller than the typical home in the postcode (164 m² median across 7 EPCs). Most recent transfer: December 2022 at £957,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
27 Briar Road's carbon output runs well above what efficient homes in the postcode produce.
A new windows application was refused at 27 Briar Road in 2023.
Proposed widening of the existing dropped vehicle crossover, alterations to the front landscaping, replacement of the existing front hedge, replacement of the concrete hardstanding to a permeable lime bound resin and provision of bin storage.
Latest sale on 27 Briar Road was the highest on Land Registry record across the postcode.
£960,000
Modelled from EPC, postcode comparables.
£957,000
Recorded with HM Land Registry.
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On price per m², 27 Briar Road stands well clear of the street.
Price per m²
£7,089
Street avg £4,358
Floor Area
135 m²
Street avg 156 m²
Habitable Rooms
6 rooms
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
St Leonards Avenue — bus stop.

Daytime· 07:00 – 23:00
51.5dB

Proposed single-storey outbuilding and boiler room to the rear garden of the dwellinghouse
4 more applications for this property
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9 December 2022Most recent
£957,000
Median price across the last 5 sales in HA3 0DP: £842,000 (2023–2015).
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Street avg 7 rooms
CO₂ Emissions
9.2 t/year
Street avg 8.4 t/year
HA3 0NQ
Closest school
0.4 km
St Gregory's Catholic Science College. 50 schools nearby.
Night-time· 23:00 – 07:00
41.3dB