25, St Swithun Street is a Grade II listed building in the Winchester local planning authority area, England. First listed on 24 March 1950. House. 2 related planning applications.

25, St Swithun Street

WRENN ID
roaming-pinnacle-bone
Grade
II
Local Planning Authority
Winchester
Constituency
Winchester MP: Dr Danny Chambers (LD)
Country
England
Date first listed
24 March 1950
Type
House
Address
25, St Swithun Street, SO23 9JP
OS grid reference
SU 479 291
Coordinates
51.05979, -1.31663
Source
Historic England listing

Also on this page: sale history · EPC · related consents · flood risk · radon risk · weather exposure · detailed attributes ↓

Description

This is an 18th-century building located at 25 St Swithun Street. It is a two-storey and attic structure with red brick walls and a moulded cornice. The roof is hipped and covered in old tiles. The building has four windows and a central doorway. The doorway features an arched fanlight, pilasters supporting a cornice and open pediment, panelled reveals, and a six-panel door. The sash windows have glazing bars in elliptical heads. There are two modern dormers. The building incorporates part of the City wall and forms the terminal feature of Symonds Street.

Local climate

25, St Swithun Street receives an average of 800 mm of rain a year. This makes it drier than 56% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 54% of listed buildings.

It experiences an average of 32 freeze-thaw cycles a year, fewer than 59% of listed buildings. Of these, 13 follow at least 1 mm of rain in the preceding 48 hours. Average temperatures at this location have risen by 0.3°C per decade since 1991.

Averages for 1991–2020; temperature trend 1991–2025. Figures describe the wider area (a grid cell of roughly 10 km), not the individual site. Contains modified Copernicus Climate Change Service information 2026.

More on this building

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  • Full EPC report — heating system, energy costs, size, glazing, construction etc.
  • Sale history — 1 transaction since 2012
  • Related listed building consents — 2 applications
  • Detailed attributes — period, style, materials, features
  • Flood risk assessment
  • Radon risk assessment
  • Weather exposure and heating demand — rain and frost month by month and year by year, wind direction, solar and humidity
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