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Get started8 Southdown is a four-bedroom detached house in Wanborough, Swindon, Swindon (SN4 0DB). It has a recorded floor area of 287 m² (around 3089 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (April 2016) shows a C (score 72). The latest certificate is from April 2016, so improvements made since then won't be reflected.
Sale prices here have outpaced Swindon HPI: 7.5% per year against 0% for the wider region. Today's modelled estimate of £690,000 is 12.1% below the 2023 sale of £785,000, running counter to the wider postcode trend, which makes the EPC and condition history especially worth a look. On a £-per-square-foot basis, the last sale (£254/sq ft) was about 18% above the typical sold price in the postcode. At 287 m² the property is well over the postcode median (182 m² across 3 EPCs), placing it in the larger end of the local stock. One planning record on file: an extension approved in 2002. Past consents include an extension, meaningful when judging how the property has evolved. Last sale on file: £785,000 in April 2023.
8 Southdown's carbon output runs well above what efficient homes in the postcode produce.
This certificate is over 10 years old and is no longer valid.Expired 11 Apr 2026
8 Southdown has an approved single-storey rear extension on the planning record.
Extension: Single storey · Rear of property
Erection of rear kitchen extension.
Price for 8 Southdown has grown more than fourfold since the 1998 starting point.
£690,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.5% per year over 24 years.
£785,000
Growth on file: 7.5% per year over 24 years.
Years Held for 8 Southdown lags the street by a wide margin.
Price per m²
£2,735
Street avg £3,152
Floor Area
287 m²
Street avg 209 m²
Habitable Rooms
7 rooms
Street avg 7 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km

Daytime· 07:00 – 23:00
45.7dB

28 April 2023Most recent
£785,000
+485.8%over 24 years11 November 1998
£134,000
Median price across the last 5 sales in SN4 0DB: £450,000 (2023–2006).
CO₂ Emissions
8.6 t/year
Street avg 7.8 t/year
SN4 0FT
New Calley Arms — bus stop.
Closest school
0.6 km
Wanborough Primary School. 4 schools nearby.
Night-time· 23:00 – 07:00
37.5dB
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