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Get started63 Thames Street is a three-bedroom mid-terrace house in Sunbury On Thames (TW16 5QF). It has a recorded floor area of 140 m² (around 1507 sq ft), construction records dating it to 1900-1929 and council tax band F. The latest certificate (September 2021) shows a C (score 70). When first surveyed in December 2020 the rating was E, the property has climbed 2 bands since. Between certificates, roof efficiency went from Very Poor to Good and lighting went from Average to Very Good; while window efficiency dropped from Good to Average. The recommended improvements would push it to B (score 84).
At 140 m² the property is well over the postcode median (49 m² across 38 EPCs), placing it in the larger end of the local stock. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, a loft conversion, a garage conversion and change of use to residential, meaningful when judging how the property has evolved. Today's modelled estimate of £736,000 is 17.3% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£416/sq ft) was about 30.5% above the typical sold price in the postcode. Most recent transfer: January 2022 at £627,500. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Extension: Single storey · Side of property
Erection of proposed single storey side infill extension, garage conversion, loft conversion including raising the ridge height, dormer windows and floor plan redesign and associated works.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£736,000
Modelled from EPC, postcode comparables.
£627,500
Recorded with HM Land Registry.
63 Thames Street outperforms the street on floor area by a wide margin.
Price per m²
£4,482
Street avg £4,524
Floor Area
140 m²
Street avg 92 m²
Habitable Rooms
5 rooms
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
45.8dB

Changes detected from historical EPC data
Roof insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Change of Use from Retail (A1) to Residential with new front elevation treatment to ground floor.
26 January 2022Most recent
£627,500
Median price across the last 5 sales in TW16 5QF: £419,950 (2025–2021).
43 Thames Street Sunbury On Thames
Sold Jul 2025
39b Thames Street Sunbury On Thames
Sold Jun 2025
6 Berkeley Mews Thames Street Sunbury On Thames
Sold Feb 2023
18 Berkeley Mews Thames Street Sunbury On Thames
Sold May 2022
31 The Butts Thames Street Sunbury On Thames
Sold Jan 2021
Street avg 4 rooms
CO₂ Emissions
4.3 t/year
Street avg 3.7 t/year
TW16 5DU
Sunbury Ferry Landing — ferry terminal.
Closest school
0.3 km
Beauclerc Infant and Nursery School. 21 schools nearby.
Flood risk
Medium
From the Environment Agency.
Night-time· 23:00 – 07:00
37.4dB
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