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Get started1 Sunna Gardens is a three-bedroom semi-detached house in Sunbury On Thames (TW16 5EE). It has a recorded floor area of 102 m² (around 1098 sq ft), construction records dating it to 1950-1966 and council tax band F. The latest certificate (September 2013) shows a D (score 56), a step below the typical UK home. The recommended improvements would lift it to B (score 84), a 2-band jump. The latest certificate is from September 2013, so improvements made since then won't be reflected. Our model identifies extension potential, subject to local planning policy.
3 planning records sit against the property, 3 approved, 0 refused. Past consents include an extension, a loft conversion and a porch, meaningful when judging how the property has evolved. Today's modelled estimate of £620,000 is 32.5% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£426/sq ft) was about 42.7% above the typical sold price in the postcode. 12 years since the last transfer (January 2014).
Recommended upgrades on file would lift this property by multiple EPC bands.
This certificate is over 10 years old and is no longer valid.Expired 23 Sept 2023
Planning history includes both a loft conversion and an extension — the classic family-home expansion.
Certificate of Lawfulness for the proposed loft conversion facilitated by a hip to gable extension and rear dormer with juliet balcony. Insertion of 4 no. rooflights on the front roof slope. Erection of a single storey rear extension with mono-pitched roof. Insertion of 1 no. flank window in loft, and associated changes to ground floor fenestration.
1 Sunna Gardens valuation sits well clear of the typical sold price in this postcode.
£620,000
Modelled from EPC, postcode comparables.
£468,000
Recorded with HM Land Registry.
Habitable Rooms for 1 Sunna Gardens lags the street by a wide margin.
Price per m²
£4,588
Street avg £4,446
Floor Area
102 m²
Street avg 124 m²
Habitable Rooms
4 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
49.8dB

Extension: Single storey · Side of property
Erection of single storey side extension, front porch, alterations to fenestration and extended replacement detached garage.
1 more application for this property
Join to see all planning history.
23 January 2014Most recent
£468,000
Median price across the last 5 sales in TW16 5EE: £650,000 (2025–2021).
Street avg 6 rooms
CO₂ Emissions
5.1 t/year
Street avg 4.8 t/year
TW16 5DU
Oakington Drive — bus stop.
Closest school
0.1 km
Chennestone Primary School. 21 schools nearby.
Night-time· 23:00 – 07:00
40.4dB
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