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Get started40b is a semi-detached house in Harrow (HA3 7DU). It has a recorded floor area of 43 m² (around 463 sq ft) and construction records dating it to 1930-1949. At 43 m² this is the 3rd smallest of 29 units on EPC record in the building, where floor areas span 36–158 m². The building's EPC ratings span E to B across 29 units on file. The latest certificate (July 2019) shows a D (score 58), a step below the typical UK home.
It hasn't traded since May 2010, a hold of 16 years that's notably long for the area. Sale prices here have outpaced Harrow HPI: 3% per year against 0% for the wider region. Today's modelled estimate of £268,000 sits 84.8% above the 2010 sale of £145,000. At 43 m² it sits well below the postcode median (77 m² across 28 EPCs), making it one of the more compact homes locally.
40b valuation sits well clear of the typical sold price in this postcode.
£268,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.0% per year over 12 years.
£145,000
Growth on file: 3.0% per year over 12 years.
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EPC Rating for 40b lags the street by a wide margin.
Price per m²
£3,372
Street avg £3,487
Floor Area
43 m²
Street avg 59 m²
Habitable Rooms
3 rooms
Street avg 3 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
Montrose Road — bus stop.

Daytime· 07:00 – 23:00
52.1dB

21 May 2010Most recent
£145,000
-19.4%over 8 years9 May 2002
£180,000
+78.2%over 4 years19 December 1997
£101,000
Median price across the last 5 sales in HA3 7DU: £257,500 (2025–2018).
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CO₂ Emissions
2.8 t/year
Street avg 2.7 t/year
HA3 7JG
Closest school
0.2 km
The Sacred Heart Language College. 34 schools nearby.
Night-time· 23:00 – 07:00
40.9dB