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Get started20 Princes Avenue is a four-bedroom mid-terrace house in Hounslow, London, London (W3 8LS). It has a recorded floor area of 132 m² (around 1421 sq ft), construction records dating it to 1900-1929 and council tax band F. The latest certificate (April 2019) shows an E (score 47), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since March 2009. Between certificates, main heating went from Average to Good; while roof efficiency dropped from Average to Very Poor and hot-water efficiency dropped from Very Good to Average. The recommended improvements would lift it to B (score 82), a 3-band jump.
Sale prices here have outpaced London HPI: 4.9% per year against 0% for the wider region. Today's modelled estimate of £975,000 is 13.4% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£605/sq ft) was about 145.8% above the typical sold price in the postcode. At 132 m² it's 20.5% larger than the typical home in the postcode (110 m² median across 20 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 4 bedrooms is on the larger side for this postcode, where 3 is the typical count. Most recent transfer: March 2022 at £860,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
20 Princes Avenue sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
20 Princes Avenue has more than doubled in price since the earliest registered sale in 2000.
£975,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.9% per year over 22 years.
£860,000
Growth on file: 4.9% per year over 22 years.
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Detailed AI analysis
20 Princes Avenue is notably below the street on epc rating.
Price per m²
£6,515
Street avg £5,490
Floor Area
132 m²
Street avg 112 m²
Habitable Rooms
8 rooms
Street avg 5 rooms
Rail-style transport is unusually close for this postcode.
Crime
13/mo
Rising year-on-year across the wider district.
Nearest stop
0.4 km
Roslin Road — bus stop.

Daytime· 07:00 – 23:00
54.9dB

Changes detected from historical EPC data
Heating controls changed
Hot water system upgraded
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31 March 2022Most recent
£860,000
+186.7%over 21 years2 June 2000
£300,000
Median price across the last 5 sales in W3 8LS: £700,000 (2023–2017).
An AI-written breakdown of everything that matters
Detailed EPC data
Full energy ratings, history and recommendations
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Full planning history
Every application and decision on record
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CO₂ Emissions
7.8 t/year
Street avg 4.5 t/year
W3 8AG
Closest school
0.8 km
Acton Gardens Primary School. 40 schools nearby.
Night-time· 23:00 – 07:00
46.4dB