Thornes is a Grade II listed building in the Chichester local planning authority area, England. First listed on 5 June 1958. House.
Thornes
- WRENN ID
- swift-threshold-ebony
- Grade
- II
- Local Planning Authority
- Chichester
- Constituency
- Chichester MP: Jess Brown-Fuller (LD)
- Country
- England
- Date first listed
- 5 June 1958
- Type
- House
- Address
- Thornes, Mill Lane, Sidlesham
- OS grid reference
- SZ 858 972
- Coordinates
- 50.76879, -0.78405
- Source
- Historic England listing
Description
Thornes is an early 19th-century building that stands two storeys tall and features three windows. It is constructed of red brick with grey headers and has a string course along its facade. The building is topped with a slate roof and has an eaves cornice with modillions. The windows retain their original glazing bars. The entranceway is distinguished by Doric pilasters and a pediment, with a blocked semi-circular fanlight above a door made up of six fielded panels.
Local climate
Thornes receives an average of 910 mm of rain a year. This makes it wetter than 69% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 94% of listed buildings.
It experiences an average of 7 freeze-thaw cycles a year, fewer than 96% of listed buildings. Of these, 4 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 2017
- 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
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