11a, High Street is a Grade II listed building in the Welwyn Hatfield local planning authority area, England. First listed on 9 December 1983. House. 5 related planning applications.
11a, High Street
- WRENN ID
- veiled-paling-solstice
- Grade
- II
- Local Planning Authority
- Welwyn Hatfield
- Constituency
- Welwyn Hatfield MP: Andrew Lewin (Lab)
- Country
- England
- Date first listed
- 9 December 1983
- Type
- House
- Address
- 11a, High Street, AL6 9EE
- OS grid reference
- TL 230 161
- Coordinates
- 51.83069, -0.21535
- Source
- Historic England listing
Description
This is a small 16th and 17th century timber-frame house located on the west side of High Street, Welwyn. It is constructed of painted brick with an old tile and machine tile roof. The building is arranged in three blocks and has only one window facing the street. The ground floor features a casement window with glazing bars, side panels, and decorative floral motifs (paterae). The upper floor has a horizontally sliding sash window. A door is set within a deep recess. A large external chimney stack is prominent on the north gable end.
Local climate
11a, 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 85% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 81% of listed buildings.
It experiences an average of 32 freeze-thaw cycles a year, fewer than 58% 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 — 4 transactions since 1995
- Related listed building consents — 5 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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