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Get started23 Barchester Road is a four-bedroom semi-detached house in Harrow (HA3 5HH). It has a recorded floor area of 125 m² (around 1345 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (July 2020) shows an E (score 53), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 82), a 3-band jump. Records show the property has been extended at some point in its history.
Sale prices here have outpaced Harrow HPI: 3.5% per year against 0% for the wider region. Today's modelled estimate of £668,000 is 13.2% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£439/sq ft) was about 67.9% above the typical sold price in the postcode. At 125 m² the property is well over the postcode median (75 m² across 31 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 77% of similar EPCs). Most recent transfer: March 2021 at £590,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
23 Barchester Road's carbon output runs well above what efficient homes in the postcode produce.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£668,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.5% per year over 19 years.
£590,000
Growth on file: 3.5% per year over 19 years.
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Detailed AI analysis
23 Barchester Road is notably below the street on co₂ emissions.
Price per m²
£4,720
Street avg £4,742
Floor Area
125 m²
Street avg 104 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Weald Lane — bus stop.

Daytime· 07:00 – 23:00
51.8dB

25 March 2021Most recent
£590,000
+90.4%over 18 years19 September 2002
£309,950
Median price across the last 5 sales in HA3 5HH: £355,000 (2025–2021).
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Detailed EPC data
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Related properties
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Every application and decision on record
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CO₂ Emissions
6.7 t/year
Street avg 4.9 t/year
HA3 5DS
Closest school
0.2 km
Salvatorian Roman Catholic College. 31 schools nearby.
Night-time· 23:00 – 07:00
40.5dB