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Get startedIsobel House, Flat 20, Staines Road West, Sunbury On Thames, TW16 7BD
About Isobel House
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
Isobel House is a mid-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 1967-1975 and council tax band B. The latest certificate (February 2026) shows a C (score 75), near the top of the C band. When first surveyed in April 2009 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Average to Good; while wall efficiency dropped from Poor to Very Poor and window efficiency dropped from Poor to Very Poor. This certificate was lodged in the last six months, so the rating reflects current condition. 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.
Untraded for 22 years, with the last transfer in July 2004. Sale prices here have outpaced England HPI: 17.8% per year against 0% for the wider region. Today's modelled estimate of £229,000 sits 86.9% above the 2004 sale of £122,500.
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
The EPC has just been inspected, so the rating reflects current condition.
Current Certificate(1 of 3)
Feb 2026
EPC Rating
A
B
C
C75
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Very Poor
CO2 Emissions
1.6 t/year
Occupancy
Rented
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
Isobel House has more than doubled in price since the earliest registered sale in 1999.
Current estimate
See how we calculated this£229,000
Modelled from EPC, postcode comparables and a sale-price growth of 17.8% per year over 5 years.
Last sold (2004)
£122,500
Growth on file: 17.8% per year over 5 years.
Sales timeline
Versus other Staines Road West homes
Four headline reads against 63 similar flats on this street, drawn from the latest EPC and Land Registry data.
Isobel House is notably below the street on habitable rooms.
Price per m²
£1,944
Street avg £2,184
Floor Area
63 m²
Street avg 70 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
Similar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the Sunbury On Thames district page.
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.
Road noise across the postcode
Modelled day and night-time noise levels around TW16 7BD from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
58.3dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 53 points of interest in total.
Beautiful places to visit nearby
Curated scenic spots within reach of this postcode, served by Beautifulplaces.ai. Photography and tagging come from their open dataset.
Common questions
The questions buyers, sellers and homeowners most often ask about Isobel House, Flat 20, Staines Road West, Sunbury On Thames, TW16 7BD. Each answer is also embedded as structured data for search engines.