20 20a, High Street is a Grade II listed building in the Buckinghamshire local planning authority area, England. First listed on 22 December 1958. Commercial. 4 related planning applications.
20 20a, High Street
- WRENN ID
- patient-vestry-sage
- Grade
- II
- Local Planning Authority
- Buckinghamshire
- Constituency
- Chesham and Amersham MP: Sarah Green (LD)
- Country
- England
- Date first listed
- 22 December 1958
- Type
- Commercial
- Address
- 20 20a, High Street, Amersham, HP7 0DJ
- OS grid reference
- SU 957 973
- Coordinates
- 51.6664, -0.61717
- Source
- Historic England listing
Description
Nos 20 and 20A on High Street in Amersham are 17th century buildings. The ground floor features later colourwashed brick, while the first floor is rendered. The roof is covered with old tiles and has three gables. The ground floor includes a modern shop window on the left, a half-glazed panelled door in the centre (for No 20A), and an early 19th century canted oriel window on two brackets on the right. On the first floor, there are three windows: three-light casements on the left and a Yorkshire casement on the right.
Local climate
20 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 83% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 83% of listed buildings.
It experiences an average of 36 freeze-thaw cycles a year, more than 63% of listed buildings. Of these, 17 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 2021
- 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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