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Get started127 The Avenue is a four-bedroom detached house in Sunbury On Thames (TW16 5EQ). It has a recorded floor area of 209 m² (around 2250 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (September 2023) shows a D (score 68), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since November 2021. Between certificates, hot-water efficiency went from Poor to Good; while wall efficiency dropped from Average to Very Poor. The recommended improvements would lift it to B (score 82), a 2-band jump. Other recorded features include outbuildings. Our model identifies extension potential, subject to local planning policy.
At 209 m² the property is well over the postcode median (148 m² across 5 EPCs), placing it in the larger end of the local stock. 4 planning records sit against the property, 4 approved, 0 refused. Past consents include an extension and tree works, meaningful when judging how the property has evolved. Today's modelled estimate of £1,463,000 is 14.2% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£569/sq ft) was about 50.3% above the typical sold price in the postcode. Last sale on file: £1,281,000 in May 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
127 The Avenue's carbon output runs well above what efficient homes in the postcode produce.
127 The Avenue has been extended on multiple sides of the property across separate planning applications.
Extension: Single storey · Rear of property
Demolition of existing rear extension and erection of a single storey rear extension
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£1,463,000
Modelled from EPC, postcode comparables.
£1,281,000
Recorded with HM Land Registry.
127 The Avenue outperforms the street on epc rating by a wide margin.
Price per m²
£6,129
Street avg £5,901
Floor Area
209 m²
Street avg 163 m²
Habitable Rooms
7 rooms
Rail-style transport is unusually close for this postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Batavia Road — bus stop.

Daytime· 07:00 – 23:00
51.5dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Are we missing something? Tell us about home improvements to help adjust your valuation.
Extension: Single storey · Rear of property
Prior Approval Notification for a single storey rear extension extending 4.6 metres beyond the rear wall of the original house, with a maximum height of 3.9 metres and a height of 3 metres to the eaves. (as shown on location plan rec'd 13.06.2022 and amended site plan Rev B rec'd 12.07.2022).
2 more applications for this property
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19 May 2022Most recent
£1,281,000
Median price across the last 5 sales in TW16 5EQ: £720,000 (2025–2009).
Street avg 8 rooms
CO₂ Emissions
6.5 t/year
Street avg 7.7 t/year
TW16 5JX
Closest school
0.3 km
St Paul's Catholic College. 21 schools nearby.
Night-time· 23:00 – 07:00
42.4dB
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