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Get started17 Cornwall Avenue is a three-bedroom semi-detached house in Byfleet, West Byfleet, West Byfleet (KT14 7EX). It has a recorded floor area of 95 m² (around 1023 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (January 2025) returns a high B (score 86), putting the home a stone's throw from an A rating. When first surveyed in September 2014 the rating was D, the property has climbed 2 bands since. Between certificates, wall efficiency went from Poor to Average, window efficiency went from Average to Good and lighting went from Good to Very Good.
Untraded for 23 years, with the last transfer in December 2002. On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £492,000 sits 173.3% above the 2002 sale of £180,000. On a £-per-square-foot basis, the last sale (£176/sq ft) was about 28.3% below the postcode norm.
17 Cornwall Avenue ranks among the most efficient homes in the postcode for energy use.
17 Cornwall Avenue valuation sits well clear of the typical sold price in this postcode.
£492,000
Modelled from EPC, postcode comparables.
£180,000
Recorded with HM Land Registry.
Price per m² for 17 Cornwall Avenue lags the street by a wide margin.
Price per m²
£1,895
Street avg £3,635
Floor Area
95 m²
Street avg 90 m²
Habitable Rooms
4 rooms
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Black Prince Close — bus stop.

Daytime· 07:00 – 23:00
56.0dB

Changes detected from historical EPC data
Window efficiency improved
Cavity wall insulation installed
More low energy lighting installed
Solar PV panels (50 kWp) installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
12 December 2002Most recent
£180,000
Median price across the last 5 sales in KT14 7EX: £392,000 (2025–2018).
Street avg 5 rooms
CO₂ Emissions
1.5 t/year
Street avg 3.7 t/year
KT14 7FJ
Closest school
0.4 km
St Mary's CofE Controlled Primary School, Byfleet. 7 schools nearby.
Night-time· 23:00 – 07:00
50.1dB
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