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Get started9 St Clement Street is a mid-terrace house in Winchester (SO23 9HH). It has a recorded floor area of 99 m² (around 1066 sq ft), construction records dating it to 1983-1990 and council tax band D. The latest certificate (August 2019) shows an E (score 51), well below the UK norm with real room to improve. When first surveyed in April 2010 the rating was G, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Good, roof efficiency went from Very Poor to Average and main heating went from Poor to Average; while hot-water efficiency dropped from Very Good to Very Poor. The recommended improvements would push it to D (score 62). Main heating runs on electricity.
Untraded for 28 years, with the last transfer in August 1998. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. At 99 m² the property is well over the postcode median (71 m² across 7 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 71% of similar EPCs). Today's modelled estimate of £348,000 sits 202.6% above the 1998 sale of £115,000. One planning record on file: change of use to residential approved in 2017. Past consents include change of use to residential, meaningful when judging how the property has evolved.
9 St Clement Street's carbon output runs well above what efficient homes in the postcode produce.
Change of use of the ground floor space from office (B1 use) to 1no residential unit (C3)
9 St Clement Street's estimated value is more than triple its earliest registered sale price (1998).
£348,000
Modelled from EPC, postcode comparables.
£115,000
Recorded with HM Land Registry.
On epc rating, 9 St Clement Street runs well behind the street norm.
EPC Rating
51 (E)
Street avg 59 (D)
Floor Area
99 m²
Street avg 62 m²
CO₂ Emissions
7.0 t/year
Rail-style transport is unusually close for this postcode.
Crime
10/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
St. Thomas Church — bus stop.

Daytime· 07:00 – 23:00
50.9dB

Changes detected from historical EPC data
Hot water efficiency decreased
External or internal wall insulation added
Roof insulation improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
28 August 1998Most recent
£115,000
Median price across the last 2 sales in SO23 9HH: £348,750 (2023–1996).
Street avg 3.4 t/year
Habitable Rooms
5 rooms
Street avg 2 rooms
Closest school
0.6 km
St Bede Church of England Primary School. 16 schools nearby.
Night-time· 23:00 – 07:00
41.2dB
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