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Get started57 John Perrin Place is a one-bedroom mid-terrace house in Harrow (HA3 9UR). It has a recorded floor area of 35 m² (around 377 sq ft), construction records dating it to 1950-1966 and council tax band B. At 35 m² this is the smallest unit on EPC record across the building (35–117 m²). The building's EPC ratings span E to B across 34 units on file. Other recorded features include a balcony. Period features are noted in the property record. The latest certificate (February 2025) shows a D (score 68), on the cusp of jumping into the C band. Earlier certificates rated it C (January 2015); the latest reading is one band lower. Between certificates, window efficiency dropped from Good to Average and hot-water efficiency dropped from Very Good to Good. The recommended improvements would push it to C (score 76).
Today's modelled estimate of £247,000 is 24.7% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£526/sq ft) was about 107.1% above the typical sold price in the postcode. 11 years since the last transfer (June 2015). 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count.
57 John Perrin Place valuation sits well clear of the typical sold price in this postcode.
£247,000
Modelled from EPC, postcode comparables.
£198,000
Recorded with HM Land Registry.
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Detailed AI analysis
57 John Perrin Place is notably below the street on floor area.
Price per m²
£5,657
Street avg £4,055
Floor Area
35 m²
Street avg 48 m²
Habitable Rooms
2 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
50.0dB

5 June 2015Most recent
£198,000
Median price across the last 5 sales in HA3 9UR: £235,000 (2022–2016).
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Street avg 2 rooms
CO₂ Emissions
1.7 t/year
Street avg 1.8 t/year
HA3 9UN
Closest school
0.6 km
Mount Stewart Junior School. 45 schools nearby.
Night-time· 23:00 – 07:00
38.5dB