Tremayna Farmhouse is a Grade II listed building in the Cornwall local planning authority area, England. First listed on 12 October 1984. Farmhouse.

Tremayna Farmhouse

WRENN ID
shifting-shingle-yew
Grade
II
Local Planning Authority
Cornwall
Constituency
North Cornwall MP: Ben Maguire (LD)
Country
England
Date first listed
12 October 1984
Type
Farmhouse
Address
Tremayna Farmhouse, St. Gennys
OS grid reference
SX 160 965
Coordinates
50.73955, -4.60871
Source
Historic England listing

Also on this page: flood risk · radon risk · weather exposure · detailed attributes ↓

Description

Tremayna Farmhouse is a farmhouse dating from the 17th century, with alterations from the 18th and 19th centuries, and 20th-century additions at the rear. It is constructed from rendered slatestone rubble and features a steeply-pitched slate roof laid in diminishing courses, which was originally thatched. The building has a range that is one room deep and consists of two different sections, with stacks located at the gable ends and an axial stack.

To the left of the break in the roofline, the range is roughly symmetrical, with an entrance leading into a stair hall. To the right of the break, the range is likely older and has a cob gable end stack. The front of the farmhouse is two stories high, with three windows on the first floor and four on the ground floor. There is an enclosed entrance porch with a sloping slate roof.

The ground floor window to the left has been renewed with a casement, while a sash window is located to the right of the porch. In the earlier section of the front, there is a two-light casement with glazing bars, and a two-light casement under a longer slate drip ledge on the ground floor to the right. The first-floor windows include two four-light casements under raking roofs that project slightly above the eaves line, and a sash window in the earlier section. The rear of the farmhouse has three 20th-century extensions. Inside, the ground floor room at the right end of the range features roughly-hewn ceiling beams and a slate floor.

Local climate

Tremayna Farmhouse sits in a wetter-than-average part of the UK, with an average of 1,050 mm of rain a year. This makes it wetter than 85% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 92% of listed buildings.

It experiences an average of 13 freeze-thaw cycles a year, fewer than 88% of listed buildings. Of these, 5 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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  2. White Lodge Grade II 491 m
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  4. Outbuilding Immediately South-East of Manor Farmhouse Grade II 803 m
  5. Nancemellan Grade II 978 m
  6. Berts Cottage Grade II 982 m
  7. Fry's Cottage and Fry's Farmhouse Grade II 1.0 km
  8. Rosecare Farmhouse South Grade II 1.1 km
  9. Higher Tresmorn Grade II* 1.1 km
  10. Lower Tresmorn Grade II 1.1 km