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Get started14 Sunna Gardens is a four-bedroom semi-detached house in Sunbury On Thames (TW16 5EF). It has a recorded floor area of 125 m² (around 1345 sq ft), construction records dating it to 1950-1966 and council tax band F. Tenure is freehold. The latest certificate (May 2025) shows a C (score 69), just inside the C band. Our model identifies extension potential, subject to local planning policy.
Sale prices here have outpaced England HPI: 4.6% per year against 0.1% for the wider region. On a £-per-square-foot basis, the last sale (£617/sq ft) was about 59% above the typical sold price in the postcode. Most recent transfer was August 2025 at £830,000 — fresh data. One planning record on file: an extension approved in 2019. Past consents include an extension, meaningful when judging how the property has evolved. At 125 m² it's 20.2% larger than the typical home in the postcode (104 m² median across 13 EPCs).
14 Sunna Gardens has an approved single-storey side and rear extension on the planning record.
Extension: Single storey · Side and rear of property
The erection of a single storey side and rear extension.
14 Sunna Gardens has more than doubled in price since the earliest registered sale in 2008.
£795,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.6% per year over 17 years.
£830,000
Growth on file: 4.6% per year over 17 years.
On price per m², 14 Sunna Gardens stands well clear of the street.
Price per m²
£6,640
Street avg £5,109
Floor Area
125 m²
Street avg 117 m²
Habitable Rooms
6 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
0.3 km

Daytime· 07:00 – 23:00
49.9dB

8 August 2025Most recent
£830,000
+121.3%over 17 years14 February 2008
£375,000
Median price across the last 5 sales in TW16 5EF: £805,000 (2025–2022).
Street avg 6 rooms
CO₂ Emissions
3.9 t/year
Street avg 4.7 t/year
TW16 5BJ
Bowater Gardens — bus stop.
Closest school
0.1 km
Chennestone Primary School. 19 schools nearby.
Night-time· 23:00 – 07:00
40.3dB
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