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Get started20 Chessholme Court is a two-bedroom semi-detached house in Sunbury On Thames (TW16 7ES). It has a recorded floor area of 48 m² (around 517 sq ft), construction records dating it to 1996-2002 and council tax band C. The latest certificate (October 2023) shows a D (score 57), a step below the typical UK home. The rating has held steady at D across 4 certificates since October 2009. Between certificates, main heating dropped from Poor to Very Poor. The recommended improvements would push it to C (score 75). Main heating runs on electricity. At 48 m² this is the 13th smallest of 26 units on EPC record in the building, where floor areas span 25–62 m². The building's EPC ratings span E to C across 26 units on file.
Untraded for 21 years, with the last transfer in March 2005. Sale prices here have outpaced England HPI: 12.7% per year against 0% for the wider region. Today's modelled estimate of £237,000 sits 55.9% above the 2005 sale of £152,000.
Sale price has at least doubled since 1999.
£237,000
Modelled from EPC, postcode comparables and a sale-price growth of 12.7% per year over 6 years.
£152,000
Growth on file: 12.7% per year over 6 years.
On epc rating, 20 Chessholme Court runs well behind the street norm.
Price per m²
£3,167
Street avg £3,850
Floor Area
48 m²
Street avg 47 m²
Habitable Rooms
2 rooms
Street avg 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
Windmill Road — bus stop.

Daytime· 07:00 – 23:00
54.7dB

Changes detected from historical EPC data
Hot water efficiency improved
Window efficiency improved
Heating system changed
Heating controls upgraded for better temperature management
Hot water efficiency decreased
Are we missing something? Tell us about home improvements to help adjust your valuation.
29 March 2005Most recent
£152,000
+26.7%over 3 years9 November 2001
£119,950
+58.9%over 2 years28 May 1999
£75,500
Median price across the last 5 sales in TW16 7ES: £202,500 (2025–2023).
15 Chessholme Court Scotts Avenue Sunbury On Thames
Sold Aug 2025
16 Chessholme Court Scotts Avenue Sunbury On Thames
Sold Jul 2024
17 Chessholme Court Scotts Avenue Sunbury On Thames
Sold Nov 2023
7 Chessholme Court Scotts Avenue Sunbury On Thames
Sold Jul 2023
14 Chessholme Court Scotts Avenue Sunbury On Thames
Sold Mar 2021
CO₂ Emissions
3.0 t/year
Street avg 2.3 t/year
TW16 7BL
Closest school
0.7 km
Meadhurst Primary School. 23 schools nearby.
Night-time· 23:00 – 07:00
46.0dB
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