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Get startedIsobel House is a two-bedroom end-of-terrace house in Sunbury On Thames (TW16 7BD). It has a recorded floor area of 63 m² (around 678 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (March 2020) shows a C (score 71). The rating has held steady at C across 2 certificates since February 2010. Between certificates, window efficiency went from Average to Good; while wall efficiency dropped from Poor to Very Poor. At 63 m² this is the 2nd smallest of 64 units on EPC record in Isobel House, where floor areas span 56–83 m². The building's EPC ratings span F to B across 64 units on file. Other recorded features include a balcony.
Sale prices here have outpaced England HPI: 8.2% per year against 0% for the wider region. Today's modelled estimate of £254,000 sits 58.7% above the 2013 sale of £160,000. On a £-per-square-foot basis, the last sale (£236/sq ft) was about 46.3% above the typical sold price in the postcode. Last changed hands 13 years ago, in November 2013.
Sale price has grown by over 3x since 1999.
£254,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.2% per year over 14 years.
£160,000
Growth on file: 8.2% per year over 14 years.
Isobel House is notably below the street on floor area.
Price per m²
£2,540
Street avg £2,173
Floor Area
63 m²
Street avg 70 m²
Habitable Rooms
3 rooms
Street avg 3 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 Cross Shopping Centre — bus stop.

Daytime· 07:00 – 23:00
58.3dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Windows upgraded to triple glazing
Are we missing something? Tell us about home improvements to help adjust your valuation.
15 November 2013Most recent
£160,000
+60.1%over 11 years4 November 2002
£99,950
+96.0%over 3 years28 May 1999
£51,000
Median price across the last 5 sales in TW16 7BD: £165,000 (2025–2022).
Isobel House Flat 46 Staines Road West Sunbury On Thames
Sold Apr 2025
Isobel House Flat 12 Staines Road West Sunbury On Thames
Sold Apr 2023
Isobel House Flat 4 Staines Road West Sunbury On Thames
Sold Mar 2023
Isobel House Flat 56 Staines Road West Sunbury On Thames
Sold Sept 2022
Isobel House Flat 65 Staines Road West Sunbury On Thames
Sold Oct 2021
CO₂ Emissions
2.1 t/year
Street avg 2.4 t/year
TW16 7LF
Closest school
0.5 km
Sunbury Manor School. 23 schools nearby.
Night-time· 23:00 – 07:00
49.6dB
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