Monfa is a Grade II listed building in the Powys local planning authority area, Wales. First listed on 25 September 2003. A C17 House.

Monfa

WRENN ID
sheer-plinth-kestrel
Grade
II
Local Planning Authority
Powys
Constituency
Montgomeryshire and Glyndwr MP: Steve Witherden (Lab)
Country
Wales
Date first listed
25 September 2003
Type
House
Address
Monfa, Llansilin Village, Llansilin
OS grid reference
SJ 209 282
Coordinates
52.84595, -3.1756
Source
Cadw listing

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

Description

Monfa is a two-storey corner house dating from the 19th century, featuring four windows facing High Street and a curved corner on the left side, with a single-window return elevation. The building is constructed of yellow brickwork, displaying a slight informal diapering effect due to the different textures of the headers and stretchers, arranged in Flemish Bond. The roof is slate and hipped on the left side, with two mid-chimneys made of similar brick.

Most of the windows on both fronts are 16-pane hornless sash windows, with the exception of one. These windows have deep, slightly wedge-shaped stone lintels and stone sills. One ground floor window has been replaced with uPVC. There are two doorways, one leading into the house and the other providing entry, each featuring a cased surround and a small rectangular overlight. Slate steps lead up to the left door.

Local climate

Monfa receives an average of 890 mm of rain a year. This makes it wetter than 66% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 56% of listed buildings.

It experiences an average of 43 freeze-thaw cycles a year, more than 84% of listed buildings. Of these, 24 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 — 1 transaction since 1996
  • 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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Nearby listed buildings

  1. No. 1 Greenfield Terrace Grade II 9 m
  2. No. 2 Greenfield Terrace Grade II 13 m
  3. No. 3 Greenfield Terrace Grade II 17 m
  4. Old White Lion Grade II 45 m
  5. Darwin Cottage Grade II 49 m
  6. Preswylfa Grade II 56 m
  7. Drinking Fountain in Llansilin village Grade II 62 m
  8. Church of St Silin Grade I 79 m
  9. Telephone Call-box in Llansilin village. Grade II 83 m
  10. The Malt House, including nos 1 and 2 Malthouse Cottages Grade II 89 m