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Get started23 Birch Close is a four-bedroom detached house in Colden Common, Winchester, Winchester (SO21 1XE). It has a recorded floor area of 131 m² (around 1410 sq ft), construction records dating it to 1991-1995 and council tax band F. The latest certificate (November 2020) shows a D (score 62), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since November 2014. Between certificates, wall efficiency went from Poor to Good and window efficiency went from Average to Good; while lighting dropped from Very Good to Good. The recommended improvements would push it to C (score 78).
Sale prices here have outpaced Winchester HPI: 6% per year against 0% for the wider region. Today's modelled estimate of £664,000 is 15% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£410/sq ft) was about 149.8% above the typical sold price in the postcode. At 131 m² the property is well over the postcode median (91 m² across 10 EPCs), placing it in the larger end of the local stock. Last sale on file: £577,500 in January 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Latest sale on 23 Birch Close was the highest on Land Registry record across the postcode.
£664,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.0% per year over 25 years.
£577,500
Growth on file: 6.0% per year over 25 years.
Habitable Rooms for 23 Birch Close runs comfortably ahead of the street norm.
Price per m²
£4,408
Street avg £3,021
Floor Area
131 m²
Street avg 100 m²
Habitable Rooms
7 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
Window efficiency improved
Cavity wall insulation installed
Low energy lighting percentage decreased
Are we missing something? Tell us about home improvements to help adjust your valuation.
22 January 2021Most recent
£577,500
+339.2%over 25 years28 July 1995
£131,500
Median price across the last 5 sales in SO21 1XE: £385,000 (2025–2015).
Street avg 5 rooms
CO₂ Emissions
5.4 t/year
Street avg 4.0 t/year
SO21 1AS
Closest school
0.2 km
Colden Common Primary School. 3 schools nearby.
Night-time· 23:00 – 07:00
40.9dB
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