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Get startedIsobel House is a two-bedroom semi-detached house in Sunbury On Thames (TW16 7BD). It has a recorded floor area of 72 m² (around 775 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (May 2021) shows a D (score 68), on the cusp of jumping into the C band. Earlier certificates rated it C (May 2011); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Good; while wall efficiency dropped from Poor to Very Poor. The recommended improvements would push it to C (score 74). At 72 m² this is the 49th 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: 6.3% per year against 0% for the wider region. Today's modelled estimate of £259,000 sits 75% above the 2013 sale of £148,000. On a £-per-square-foot basis, the last sale (£191/sq ft) was about 18.4% above the typical sold price in the postcode. 13 years since the last transfer (August 2013).
Sale price has at least doubled since 2000.
£259,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.3% per year over 14 years.
£148,000
Growth on file: 6.3% per year over 14 years.
Isobel House outperforms the street on floor area by a wide margin.
Price per m²
£2,056
Street avg £2,182
Floor Area
72 m²
Street avg 70 m²
Habitable Rooms
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
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
8 August 2013Most recent
£148,000
+18.4%over 5 years9 November 2007
£124,950
+92.4%over 7 years21 January 2000
£64,950
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
Street avg 3 rooms
CO₂ Emissions
2.7 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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