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Get started21 Chantry Close is a one-bedroom mid-terrace house in Sunbury On Thames (TW16 7TH). It has a recorded floor area of 39 m² (around 420 sq ft), construction records dating it to 1996-2002 and council tax band C. At 39 m² this is the smallest unit on EPC record across the building (39–80 m²). The building's EPC ratings span D to B, with this unit at the top. The latest certificate (August 2019) returns a B (score 81), comfortably above the UK average. The rating has held steady at B across 2 certificates since October 2008. Between certificates, lighting went from Poor to Very Good.
Untraded for 18 years, with the last transfer in September 2008. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Sale prices here have outpaced England HPI: 5.5% per year against 0% for the wider region. Today's modelled estimate of £222,000 is 34.5% above the 2008 sale price. On a £-per-square-foot basis, the last sale (£393/sq ft) was about 44.2% above the typical sold price in the postcode. At 39 m² it sits well below the postcode median (69 m² across 20 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 85% of similar EPCs).
21 Chantry Close's carbon output is low for the local stock.
21 Chantry Close saw 3 transfers in just over a decade — high turnover for the postcode.
£222,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.5% per year over 7 years.
£165,000
Growth on file: 5.5% per year over 7 years.
Floor Area for 21 Chantry Close lags the street by a wide margin.
Price per m²
£4,231
Street avg £3,630
Floor Area
39 m²
Street avg 64 m²
Habitable Rooms
2 rooms
Street avg 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
Wolsey Road — bus stop.

Daytime· 07:00 – 23:00
57.4dB

Changes detected from historical EPC data
Heating controls changed
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
5 September 2008Most recent
£165,000
+3.1%over 3 years14 February 2005
£160,000
+42.9%over 3 years25 May 2001
£112,000
Median price across the last 5 sales in TW16 7TH: £320,000 (2025–2024).
CO₂ Emissions
0.8 t/year
Street avg 1.6 t/year
TW16 7JR
Closest school
0.4 km
Kenyngton Manor Primary School. 30 schools nearby.
Night-time· 23:00 – 07:00
48.1dB
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