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Get startedIsobel House is a two-bedroom mid-terrace 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 1930-1949 and council tax band B. The latest certificate (November 2023) shows a C (score 80), near the top of the C band. The rating has held steady at C across 2 certificates since November 2013. Between certificates, window efficiency went from Very Poor to Average and hot-water efficiency went from Average to Good. The recommended improvements would push it to B (score 82). 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.
Held since April 2003 — that's 23 years off the open market, well above the local norm. Today's modelled estimate of £257,000 sits 157% above the 2003 sale of £100,000. On a £-per-square-foot basis, the last sale (£129/sq ft) was about 20% below the postcode norm.
Isobel House's carbon output is low for the local stock.
Isobel House valuation sits well clear of the typical sold price in this postcode.
£257,000
Modelled from EPC, postcode comparables.
£100,000
Recorded with HM Land Registry.
EPC Rating for Isobel House runs comfortably ahead of the street norm.
Price per m²
£1,389
Street avg £2,196
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
Hot water system upgraded
Single glazing replaced with double or better glazing
Are we missing something? Tell us about home improvements to help adjust your valuation.
22 April 2003Most recent
£100,000
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
Street avg 3 rooms
CO₂ Emissions
1.4 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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