Lower Caswell House is a Grade II listed building in the North Somerset local planning authority area, England. First listed on 16 March 1984. A C17 Farmhouse. 1 related planning application.

Lower Caswell House

WRENN ID
small-bastion-shade
Grade
II
Local Planning Authority
North Somerset
Constituency
North Somerset MP: Sadik Al-Hassan (Lab)
Country
England
Date first listed
16 March 1984
Type
Farmhouse
Address
Lower Caswell House, Portbury, BS20 7RX
OS grid reference
ST 484 747
Coordinates
51.46962, -2.74419
Source
Historic England listing

Also on this page: sale history · related consents · flood risk · radon risk · weather exposure · detailed attributes ↓

Description

Lower Caswell House is a farmhouse dating from the mid to late 17th century, with alterations made in the 20th century. It is constructed of rubble with a pantile roof and has rubble stacks. The building stands two storeys high with attics and features three bays. The ground floor has 2- and 3-light 20th-century casement windows set under exposed lintels, along with thin dripmoulds. A central 20th-century door is flanked by a projecting gabled porch. At the rear, there is a projecting square stair tower and a continuous stringcourse that runs along part of the rear elevation. Inside, the right room on the ground floor has ovolo and hollow moulded beams with converging stops. The chamber above features an arched fireplace with an ovolo moulded lintel and converging stops.

Local climate

Lower Caswell House receives an average of 850 mm of rain a year. This makes it wetter than 59% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 63% of listed buildings.

It experiences an average of 31 freeze-thaw cycles a year, fewer than 60% of listed buildings. Of these, 12 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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  • No EPC on record for this property
  • Sale history — 2 transactions since 2012
  • Related listed building consents — 1 application
  • 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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  5. Brook Farmhouse Grade II 1.2 km
  6. The Lodge Grade II 1.3 km
  7. Clapton Farmhouse and Attached Farm Buildings Grade II 1.3 km
  8. Myrtle Cottage Grade II 1.4 km
  9. The Black Horse Grade II 1.4 km
  10. Little Naish Grade II 1.4 km