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Get started6 Birch Close is a four-bedroom detached house in Colden Common, Winchester, Winchester (SO21 1XE). It has a recorded floor area of 158 m² (around 1701 sq ft), construction records dating it to 1996-2002 and council tax band F. The latest certificate (February 2016) shows a D (score 59), a step below the typical UK home. The rating has held steady at D across 2 certificates since February 2011. Between certificates, lighting went from Very Poor to Poor. The recommended improvements would push it to C (score 69). The latest certificate is from February 2016, so improvements made since then won't be reflected.
Sale prices here have outpaced Winchester HPI: 7.9% per year against 0% for the wider region. Today's modelled estimate of £732,000 sits 62.8% above the 2011 sale of £449,500. On a £-per-square-foot basis, the last sale (£264/sq ft) was about 61.2% above the typical sold price in the postcode. At 158 m² the property is well over the postcode median (91 m² across 10 EPCs), placing it in the larger end of the local stock. One planning record on file: an extension approved in 2005. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved. On the market in June 2011 and unlisted since — roughly 15 years.
6 Birch Close'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This certificate is over 10 years old and is no longer valid.Expired 25 Feb 2026
6 Birch Close has an approved rear extension on the planning record.
6 Birch Close has more than tripled in price since its earliest registered sale in 1995.
£732,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.9% per year over 16 years.
£449,500
Growth on file: 7.9% per year over 16 years.
On floor area, 6 Birch Close stands well clear of the street.
Price per m²
£2,845
Street avg £3,178
Floor Area
158 m²
Street avg 97 m²
Habitable Rooms
8 rooms
Street avg 5 rooms
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Primary School — bus stop.

Daytime· 07:00 – 23:00
50.7dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Loft insulation upgraded to recommended levels
Floor insulation added or improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Extension: Rear of property
Conservatory to rear
9 June 2011Most recent
£449,500
+230.6%over 15 years18 August 1995
£135,950
Median price across the last 5 sales in SO21 1XE: £385,000 (2025–2017).
CO₂ Emissions
6.4 t/year
Street avg 3.9 t/year
SO21 1UA
Closest school
0.2 km
Colden Common Primary School. 3 schools nearby.
Night-time· 23:00 – 07:00
40.9dB
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