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Get started23 Bellamy House is a semi-detached house in Harrow (HA3 9UT). It has a recorded floor area of 83 m² (around 893 sq ft), construction records dating it to 1991-1995 and council tax band C. The latest certificate (August 2020) shows a C (score 73). When first surveyed in June 2010 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Good, hot-water efficiency went from Average to Good and lighting went from Average to Very Good. At 83 m² this is the 18th smallest of 20 units on EPC record in the building, where floor areas span 36–85 m². The building's EPC ratings span F to B across 20 units on file.
Untraded for 27 years, with the last transfer in April 1999. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. At 83 m² the property is well over the postcode median (42 m² across 19 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £340,000 sits 286.4% above the 1999 sale of £88,000. On a £-per-square-foot basis, the last sale (£98/sq ft) was about 62.2% below the postcode norm.
23 Bellamy House's estimated value is more than triple its earliest registered sale price (1999).
£340,000
Modelled from EPC, postcode comparables.
£88,000
Recorded with HM Land Registry.
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On price per m², 23 Bellamy House runs well behind the street norm.
Price per m²
£1,060
Street avg £3,452
Floor Area
83 m²
Street avg 55 m²
Habitable Rooms
4 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
John Perrin Place — bus stop.

Daytime· 07:00 – 23:00
49.9dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
Cavity wall insulation installed
More low energy lighting installed
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9 April 1999Most recent
£88,000
Median price across the last 5 sales in HA3 9UT: £249,950 (2025–2016).
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Street avg 3 rooms
CO₂ Emissions
2.5 t/year
Street avg 2.1 t/year
Closest school
0.7 km
Mount Stewart Junior School. 45 schools nearby.
Night-time· 23:00 – 07:00
38.4dB