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Get started20 Dobbin Close is an end-of-terrace house in Harrow (HA3 7LP). It has a recorded floor area of 106 m² (around 1141 sq ft), construction records dating it to 1976-1982 and council tax band D. The latest certificate (September 2022) shows an E (score 44), well below the UK norm with real room to improve. When first surveyed in April 2014 the rating was F, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Average, roof efficiency went from Very Poor to Poor and lighting went from Poor to Very Good; while hot-water efficiency dropped from Average to Very Poor and main heating dropped from Average to Very Poor. The recommended improvements would lift it to B (score 87), a 3-band jump. Main heating runs on electricity.
Sale prices here have outpaced Harrow HPI: 4.5% per year against 0% for the wider region. Today's modelled estimate of £507,000 is 20.7% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£368/sq ft) was about 73.3% above the typical sold price in the postcode. 3 planning records sit against the property, 2 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved. It lags the bulk of the postcode on energy efficiency (less efficient than 81% of similar EPCs). Last changed hands 9 years ago, in September 2017.
Recommended upgrades on file would lift this property by multiple EPC bands.
A recent planning application at 20 Dobbin Close was refused — worth checking the council file.
Three storey side extension to create three storey (4 bed) end of terrace dwelling); bin and cycle stores
20 Dobbin Close valuation sits well clear of the typical sold price in this postcode.
£507,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.5% per year over 14 years.
£420,000
Growth on file: 4.5% per year over 14 years.
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On price per m², 20 Dobbin Close stands well clear of the street.
Price per m²
£3,962
Street avg £2,273
Floor Area
106 m²
Street avg 107 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
49.5dB

Changes detected from historical EPC data
Heating system changed
Hot water system changed
Wall insulation upgraded
Roof insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Extension: Single storey · Rear of property
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Single storey rear extension (Following Established Prior Approval Ref: P/3496/17).
1 more application for this property
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29 September 2017Most recent
£420,000
+82.6%over 13 years12 December 2003
£230,000
Median price across the last 5 sales in HA3 7LP: £350,500 (2023–2015).
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Street avg 5 rooms
CO₂ Emissions
4.9 t/year
Street avg 4.8 t/year
HA3 7JU
Belmont Health Centre — bus stop.
Closest school
0.1 km
St Joseph's Catholic Primary School. 40 schools nearby.
Night-time· 23:00 – 07:00
38.3dB