Boaze Castle House is a Grade II listed building in the Cornwall local planning authority area, England. First listed on 7 February 1974. House.
Boaze Castle House
- WRENN ID
- grey-crypt-smoke
- Grade
- II
- Local Planning Authority
- Cornwall
- Constituency
- St Ives MP: Andrew George (LD)
- Country
- England
- Date first listed
- 7 February 1974
- Type
- House
- Address
- Boaze Castle House, Belle Vue, Penzance
- OS grid reference
- SW 462 284
- Coordinates
- 50.10174, -5.5504
- Source
- Historic England listing
Description
Boaze Castle House is an early 19th century house featuring a granite ashlar front and a slate half-hipped roof. The building has two storeys and three windows, with two and three-light modern casements on the upper floor and ground floor sashes that include margin lights and keyblocks, but no glazing bars. A central doorway is framed by a shallow wooden porch that is enclosed.
Local climate
Boaze Castle House sits in a wetter-than-average part of the UK, with an average of 970 mm of rain a year. This makes it wetter than 75% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 96% of listed buildings.
It experiences an average of 1 freeze-thaw cycle a year, fewer than 99% of listed buildings. Average temperatures at this location have risen by 0.2°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 2013
- 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
Matched applications, energy data and sale records are assembled automatically and may contain errors. Flag incorrect data.
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