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Get started17 Aspen Close is a two-bedroom mid-terrace house in Colden Common, Winchester, Winchester (SO21 1UW). It has a recorded floor area of 54 m² (around 581 sq ft), construction records dating it to 1991-1995 and council tax band C. The latest certificate (July 2025) shows a C (score 75), near the top of the C band. When first surveyed in September 2013 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Average to Very Good and hot-water efficiency went from Average to Good; while window efficiency dropped from Average to Poor.
Sale prices here have outpaced Winchester HPI: 3.8% per year against 0% for the wider region. Today's modelled estimate of £310,000 is 20.9% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£441/sq ft) was about 88% above the typical sold price in the postcode. At 54 m² it sits well below the postcode median (85 m² across 13 EPCs), making it one of the more compact homes locally. 2 bedrooms is on the smaller side for this postcode, where 4 is the typical count. On the market in March 2016 and unlisted since — roughly 10 years. Across the public record there are 4 sales, relatively high churn for a single property. One planning record on file: a loft conversion refused in 2014.
17 Aspen Close's carbon output is low for the local stock.
(HOUSEHOLDER) Conversion of loft with construction of rear elevation dormer and roof light to form bedroom with en suite.
17 Aspen Close changed hands twice within eighteen months — unusual for the area.
£310,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.8% per year over 11 years.
£256,500
Growth on file: 3.8% per year over 11 years.
17 Aspen Close outperforms the street on price per m² by a wide margin.
Price per m²
£4,750
Street avg £3,924
Floor Area
54 m²
Street avg 81 m²
Habitable Rooms
3 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
0.1 km

Daytime· 07:00 – 23:00
47.4dB

Changes detected from historical EPC data
Hot water efficiency improved
Roof insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
30 March 2016Most recent
£256,500
+15.8%over 11 months15 May 2015
£221,500
+16.6%over 6 years30 June 2008
£190,000
+13.4%over 3 years17 December 2004
£167,500
Median price across the last 5 sales in SO21 1UW: £398,000 (2024–2021).
Street avg 5 rooms
CO₂ Emissions
1.5 t/year
Street avg 3.2 t/year
SO21 1SA
Vears Lane — bus stop.
Closest school
0.6 km
Colden Common Primary School. 4 schools nearby.
Night-time· 23:00 – 07:00
38.9dB
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