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Get started21 Green Street is a detached house in Sunbury On Thames (TW16 6RE). It has a recorded floor area of 96 m² (around 1035 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (December 2008) shows an E (score 52), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 68). The latest certificate is from December 2008, so improvements made since then won't be reflected.
5 planning records sit against the property, 2 approved, 2 refused. Past consents include an extension, meaningful when judging how the property has evolved. At 96 m² it's 18.5% smaller than the typical home in the postcode (118 m² median across 17 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 82% of similar EPCs).
21 Green Street's EPC is over a decade old — improvements since won't be reflected.
This certificate is over 10 years old and is no longer valid.Expired 11 Dec 2018
21 Green Street has been extended on multiple sides of the property across separate planning applications.
Extension: Single storey · Side of property
Erection of a first floor side extension and a single storey front extension
21 Green Street has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£559,000
Modelled from EPC, postcode comparables.
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
CO₂ Emissions for 21 Green Street lags the street by a wide margin.
EPC Rating
52 (E)
Street avg 71 (C)
Floor Area
96 m²
Street avg 123 m²
CO₂ Emissions
5.8 t/year
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km

Daytime· 07:00 – 23:00
46.7dB

Extension: Single storey
Roof alterations that would include a hip to gable alteration and the installation of a rear dormer, and the erection of a first floor side extension and single storey front extension.
3 more applications for this property
Join to see all planning history.
Median price across the last 5 sales in TW16 6RE: £510,000 (2025–2022).
Street avg 3.4 t/year
Habitable Rooms
5 rooms
Street avg 5 rooms
The Three Fishes — bus stop.
Closest school
0.6 km
Hawkedale Primary School. 18 schools nearby.
Night-time· 23:00 – 07:00
37.7dB