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Get startedBarnes Wallis Court is a one-bedroom mid-terrace house in Byfleet, West Byfleet, West Byfleet (KT14 7HJ). It has a recorded floor area of 46 m² (around 495 sq ft) and construction records dating it to 2012 onwards. The latest certificate (August 2022) returns a high B (score 85), putting the home a stone's throw from an A rating. The rating has held steady at B across 2 certificates since April 2011. Between certificates, wall efficiency went from Good to Very Good; while window efficiency dropped from Good to Average. Main heating runs on electricity. At 46 m² this is the 2nd smallest of 49 units on EPC record in Barnes Wallis Court, where floor areas span 45–110 m². The building's EPC ratings span E to B, with this unit at the top.
Sale prices here have lagged England HPI: -1.4% per year against 0% for the wider region. Today's modelled estimate of £131,000 is 44.2% below the 2008 sale of £234,950, running counter to the wider postcode trend, which makes the EPC and condition history especially worth a look. On a £-per-square-foot basis, the last sale (£475/sq ft) was about 30.2% above the typical sold price in the postcode. It hasn't traded since June 2008, a hold of 18 years that's notably long for the area. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price.
Barnes Wallis Court's carbon output is low for the local stock.
Barnes Wallis Court changed hands twice within eighteen months — unusual for the area.
£131,000
Modelled from EPC, postcode comparables and a sale-price growth of -1.4% per year over 1 year.
£234,950
Growth on file: -1.4% per year over 1 year.
On price per m², Barnes Wallis Court stands well clear of the street.
Price per m²
£5,108
Street avg £3,225
Floor Area
46 m²
Street avg 60 m²
Habitable Rooms
2 rooms
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
The Plough — bus stop.

Daytime· 07:00 – 23:00
56.8dB

Changes detected from historical EPC data
Wall insulation improved
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10 June 2008Most recent
£234,950
-1.4%1 May 2008
£238,299
Median price across the last 5 sales in KT14 7HJ: £115,000 (2025–2024).
Barnes Wallis Court Flat 50 28 Oyster Lane Byfleet West Byfleet
Sold Sept 2025
Barnes Wallis Court Flat 14 28 Oyster Lane Byfleet West Byfleet
Sold Sept 2025
Barnes Wallis Court Flat 38 28 Oyster Lane Byfleet West Byfleet
Sold Aug 2025
Barnes Wallis Court Flat 24 28 Oyster Lane Byfleet West Byfleet
Sold May 2025
Barnes Wallis Court Flat 3 28 Oyster Lane Byfleet West Byfleet
Sold Oct 2024
Street avg 2 rooms
CO₂ Emissions
1.3 t/year
Street avg 1.9 t/year
KT14 7HJ
Closest school
0.6 km
St Mary's CofE Controlled Primary School, Byfleet. 11 schools nearby.
Flood risk
Medium
From the Environment Agency.
Night-time· 23:00 – 07:00
50.1dB
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