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Get started21 Canon Street is a three-bedroom end-of-terrace house in Winchester (SO23 9JJ). It has a recorded floor area of 109 m² (around 1173 sq ft), construction records dating it to before 1900 and council tax band E. The latest certificate (January 2019) shows a D (score 57), a step below the typical UK home. When first surveyed in December 2008 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Average, window efficiency went from Very Poor to Poor and lighting went from Very Poor to Average. The recommended improvements would lift it to B (score 84), a 2-band jump. Other recorded features include a basement.
Sale prices here have outpaced Winchester HPI: 6.2% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£626/sq ft) was about 43.7% above the typical sold price in the postcode. One planning record on file: an extension approved in 2002. Past consents include an extension, meaningful when judging how the property has evolved. At 109 m² it's 26.5% larger than the typical home in the postcode (86 m² median across 24 EPCs). Last sale on file: £735,000 in October 2024.
Recommended upgrades on file would lift this property by multiple EPC bands.
Alterations to provide dormer window to rear, new first floor window to rear, alteration to existing front dormer window.
21 Canon Street has more than quadrupled in price since its earliest registered sale in 1997.
£751,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.2% per year over 27 years.
£735,000
Growth on file: 6.2% per year over 27 years.
21 Canon Street is notably below the street on years held.
Price per m²
£6,743
Street avg £6,149
Floor Area
109 m²
Street avg 95 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
Rail-style transport is unusually close for this postcode.
Crime
10/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
St. Thomas Church — bus stop.

Daytime· 07:00 – 23:00
49.2dB

Changes detected from historical EPC data
Heating controls changed
Window efficiency improved
Roof insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
11 October 2024Most recent
£735,000
+3.2%over 2 years26 November 2021
£712,500
-1.5%over 6 years20 February 2015
£723,000
+122.5%over 12 years5 August 2002
£325,000
+128.9%over 5 years4 July 1997
£142,000
Median price across the last 5 sales in SO23 9JJ: £493,000 (2025–2021).
CO₂ Emissions
4.7 t/year
Street avg 4.5 t/year
SO23 9HA
Closest school
0.9 km
St Bede Church of England Primary School. 16 schools nearby.
Night-time· 23:00 – 07:00
39.6dB
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