20 and 20a, High Street is a Grade II listed building in the South Kesteven local planning authority area, England. First listed on 20 April 1972. Mixed-use building. 4 related planning applications.
20 and 20a, High Street
- WRENN ID
- winding-floor-vetch
- Grade
- II
- Local Planning Authority
- South Kesteven
- Constituency
- Grantham and Bourne MP: Gareth Davies (Con)
- Country
- England
- Date first listed
- 20 April 1972
- Type
- Mixed-use building
- Address
- 20 and 20a, High Street, Grantham
- OS grid reference
- SK 914 358
- Coordinates
- 52.91234, -0.64223
- Source
- Historic England listing
Description
Nos. 20 and 20A on High Street is an early 19th-century building that stands three stories tall. It is constructed of brick and features a slate roof. The upper two stories have three windows, which are adorned with rusticated stone flat arches. This building is part of a group that includes Nos. 15, 15A, and 16 Finkin Street.
Local climate
20 and 20a, High Street sits in a drier-than-average part of the UK, with an average of 720 mm of rain a year. This makes it drier than 81% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 88% of listed buildings.
It experiences an average of 36 freeze-thaw cycles a year, more than 65% 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 — 1 transaction since 2022
- Related listed building consents — 4 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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