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Get started21b is a two-bedroom semi-detached house in Harrow (HA3 7RE). It has a recorded floor area of 73 m² (around 786 sq ft) and council tax band C. Tenure is freehold. The latest certificate (April 2012) shows a C (score 79), near the top of the C band. The latest certificate is from April 2012, so improvements made since then won't be reflected.
Sale prices here have outpaced Harrow HPI: 7.3% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£452/sq ft) was about 70% above the typical sold price in the postcode. Its energy rating outperforms most of the postcode (better than 71% of similar EPCs). Most recent transfer: January 2019 at £355,000.
21b's EPC is over a decade old — improvements since won't be reflected.
This certificate is over 10 years old and is no longer valid.Expired 03 Apr 2022
21b saw 3 transfers in just over a decade — high turnover for the postcode.
£362,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.3% per year over 6 years.
£355,000
Growth on file: 7.3% per year over 6 years.
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On price per m², 21b stands well clear of the street.
Price per m²
£4,863
Street avg £2,647
Floor Area
73 m²
Street avg 53 m²
CO₂ Emissions
1.6 t/year
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Warham Road — bus stop.

Daytime· 07:00 – 23:00
51.5dB

14 January 2019Most recent
£355,000
17 June 2016
£355,000
+57.8%over 3 years24 July 2012
£224,950
Median price across the last 5 sales in HA3 7RE: £455,000 (2025–2017).
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Street avg 2.0 t/year
Years Held
7 years
Street avg 20 years
HA3 7DB
Closest school
0.4 km
Belmont School. 39 schools nearby.
Night-time· 23:00 – 07:00
40.3dB