17, St Mary Street is a Grade II listed building in the Wiltshire local planning authority area, England. First listed on 28 June 1978. House. 3 related planning applications.
17, St Mary Street
- WRENN ID
- standing-barrel-oak
- Grade
- II
- Local Planning Authority
- Wiltshire
- Constituency
- Chippenham MP: Sarah Gibson (LD)
- Country
- England
- Date first listed
- 28 June 1978
- Type
- House
- Address
- 17, St Mary Street, Chippenham, SN15 3JN
- OS grid reference
- ST 923 731
- Coordinates
- 51.45713, -2.11168
- Source
- Historic England listing
Description
No. 17, St Mary Street is an early 19th-century house constructed of limestone ashlar with a plain tile roof and an ashlar stack to the left of the centre. It has a double-depth plan. The exterior features three storeys and a basement, with a three-window front. Architectural details include a cornice, parapet, and plinth. The second floor has four-pane sash windows; the first floor has eight-pane sashes; and the ground floor to the left features two six-pane tripartite windows. To the right of the ground floor is a roll-edged semicircular arch leading to a carriage entrance with full-height double doors to the rear. The house entrance is a six-panel door with glazed upper panels and a cast-iron wreath knocker located towards the rear of the arch. The interior was not inspected.
Local climate
17, St Mary Street receives an average of 820 mm of rain a year. This makes it wetter than 50% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 51% of listed buildings.
It experiences an average of 33 freeze-thaw cycles a year, fewer than 56% of listed buildings. Of these, 15 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 — 2 transactions since 1996
- Related listed building consents — 3 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
Matched applications, energy data and sale records are assembled automatically and may contain errors. Flag incorrect data.
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