Trewill is a Grade II listed building in the Cornwall local planning authority area, England. First listed on 7 February 1974. A C18 Cottage. 1 related planning application.
Trewill
- WRENN ID
- lesser-rampart-twilight
- Grade
- II
- Local Planning Authority
- Cornwall
- Constituency
- St Ives MP: Andrew George (LD)
- Country
- England
- Date first listed
- 7 February 1974
- Type
- Cottage
- Address
- Trewill, 20, Chapel Street, Penzance
- OS grid reference
- SW 468 262
- Coordinates
- 50.0821, -5.53978
- Source
- Historic England listing
Description
This is a late 18th-century cottage located at 20 Mousehole Chapel Street. It is constructed of coursed granite with a slurried slate roof and gable ends. The cottage is low, with two storeys and four windows. The windows are small sashes with glazing bars, and the ground-floor centre window has margin lights. There are two plain doorways. Numbers 18 and 20 form a group.
Local climate
Trewill 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 2007
- 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
Matched applications, energy data and sale records are assembled automatically and may contain errors. Flag incorrect data.
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