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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 69 m² (around 743 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (October 2021) shows a C (score 76), near the top of the C band. The rating has held steady at C across 2 certificates since February 2011. Between certificates, window efficiency went from Average to Good; while wall efficiency dropped from Poor to Very Poor and hot-water efficiency dropped from Very Good to Good. At 69 m² this is the 17th 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.
Sale prices here have outpaced England HPI: 4.4% per year against 0% for the wider region. Today's modelled estimate of £212,000 is 28.5% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£222/sq ft) was about 38.4% above the typical sold price in the postcode. Last sale on file: £165,000 in September 2022. Across the public record there are 6 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Sale price has at least doubled since 2000.
£212,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.4% per year over 23 years.
£165,000
Growth on file: 4.4% per year over 23 years.
Isobel House is notably below the street on years held.
Price per m²
£2,391
Street avg £2,175
Floor Area
69 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
Hot water efficiency decreased
Window efficiency improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
30 September 2022Most recent
£165,000
-12.2%over 6 years31 March 2016
£188,000
+45.2%over 3 years7 January 2013
£129,500
-6.2%over 4 years11 January 2008
£138,000
+15.5%over 3 years2 July 2004
£119,500
+89.7%over 4 years29 March 2000
£63,000
Median price across the last 5 sales in TW16 7BD: £140,000 (2025–2021).
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 65 Staines Road West Sunbury On Thames
Sold Oct 2021
Isobel House Flat 55 Staines Road West Sunbury On Thames
Sold Dec 2020
CO₂ Emissions
1.8 t/year
Street avg 2.4 t/year
TW16 7FS
Closest school
0.5 km
Sunbury Manor School. 23 schools nearby.
Night-time· 23:00 – 07:00
49.6dB
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