18a, Market Square is a Grade II listed building in the Sevenoaks local planning authority area, England. First listed on 16 January 1975. Cottage.
18a, Market Square
- WRENN ID
- keen-cupola-pine
- Grade
- II
- Local Planning Authority
- Sevenoaks
- Constituency
- Sevenoaks MP: Laura Trott (Con)
- Country
- England
- Date first listed
- 16 January 1975
- Type
- Cottage
- Address
- 18a, Market Square, Westerham
- OS grid reference
- TQ 445 540
- Coordinates
- 51.26728, 0.07059
- Source
- Historic England listing
Description
18A Market Square is a small two-storey cottage that may date from the 18th century but features an early 19th-century low-pitched, hipped slate roof with an eaves soffit. The cottage has a single window on the first floor, which is a sash window with glazing bars set in an exposed moulded frame. The ground floor has a plain plank door and a modern window positioned under a shallow segmental arch. This building is part of a group that includes Nos 12, 16, 18A, 18, 22, 24, 26, and 28.
Local climate
18a, Market Square receives an average of 750 mm of rain a year. This makes it drier than 70% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 71% of listed buildings.
It experiences an average of 37 freeze-thaw cycles a year, more than 67% of listed buildings. Of these, 18 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 — 3 transactions since 1995
- No related consent applications matched
- 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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