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Get started18 Benwell Court is a one-bedroom end-of-terrace house in Sunbury On Thames (TW16 6RU). It has a recorded floor area of 34 m² (around 366 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (September 2020) shows a D (score 63), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since October 2008. Between certificates, window efficiency went from Very Poor to Average and lighting went from Good to Very Good; while hot-water efficiency dropped from Very Good to Poor and main heating dropped from Poor to Very Poor. The recommended improvements would push it to C (score 78). Main heating runs on electricity. At 34 m² this is the 7th smallest of 44 units on EPC record in the building, where floor areas span 32–68 m². The building's EPC ratings span E to C across 44 units on file.
Untraded for 26 years, with the last transfer in April 2000. Sale prices here have outpaced England HPI: 9.8% per year against 0% for the wider region. Today's modelled estimate of £232,000 sits 176.2% above the 2000 sale of £84,000. On a £-per-square-foot basis, the last sale (£230/sq ft) was about 18.3% below the postcode norm. At 34 m² it's 20.9% smaller than the typical home in the postcode (43 m² median across 43 EPCs).
18 Benwell Court's modelled value sits at over four times its earliest registered sale price (1996).
£232,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.8% per year over 4 years.
£84,000
Growth on file: 9.8% per year over 4 years.
On years held, 18 Benwell Court stands well clear of the street.
Price per m²
£2,471
Street avg £4,506
Floor Area
34 m²
Street avg 48 m²
Habitable Rooms
2 rooms
Rail-style transport is unusually close for this postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Sunbury Rail Station — railway station.

Daytime· 07:00 – 23:00
57.8dB

Changes detected from historical EPC data
Heating system changed
Heating controls upgraded for better temperature management
Hot water system upgraded
Single glazing replaced with double or better glazing
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
20 April 2000Most recent
£84,000
+64.7%over 2 years12 September 1997
£51,000
-12.1%over 1 year30 April 1996
£58,000
Median price across the last 5 sales in TW16 6RU: £285,000 (2025–2024).
Street avg 3 rooms
CO₂ Emissions
2.2 t/year
Street avg 2.5 t/year
TW16 6RU
Closest school
0.3 km
St Ignatius Catholic Primary School. 25 schools nearby.
Night-time· 23:00 – 07:00
49.0dB
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