Upper Llancayo is a Grade II listed building in the Monmouthshire local planning authority area, Wales. First listed on 18 November 1980. House.

Upper Llancayo

WRENN ID
still-rotunda-clover
Grade
II
Local Planning Authority
Monmouthshire
Constituency
Monmouthshire MP: Catherine Fookes (Lab)
Country
Wales
Date first listed
18 November 1980
Type
House
Address
Upper Llancayo, Usk, Llanarth
OS grid reference
SO 371 033
Coordinates
51.72532, -2.91193
Source
Cadw listing

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

Description

The property is a farmhouse, originally dating from the 18th century, constructed of rubble stone with a low-pitched slate roof and small stone end stacks. It has two storeys and an attic. The front of the original three-window range is partially hidden by an added wing that projects forward and is one storey and attic high. The majority of windows have been replaced with plastic frames. A large, central, gabled porch projects from the front, also partially obscured by the wing. The front door is a studded plank door within a chamfered stone surround with four chamfered narrow ashlar lights above a slab lintel. A first-floor pair of small-paned casement windows is also present. A blocked single light is set into the gable. To the left, a ground-floor pair of small casement windows is contained within a late 19th-century red-brick surround, situated beneath a large three-light plastic window (which formerly held a 19th-century small-paned window with top lights) and protected by a stone relieving arch. A west-end wall contains a ground-floor door and a first-floor, eroded, two-light stone mullioned window, again with a relieving arch, as well as an attic casement pair with a timber lintel and relieving arch.

The added wing to the right is roughcast, with a lower eaves line to the rear. The south end of this wing features a 20th-century three-light window with top lights, and the east front is constructed of red brick with two 20th-century windows and a brick wallface stack.

The east end of the main range has been rebuilt in the late 20th century to replicate the original form, incorporating new Forest of Dean stone windows: a four-light window on the ground floor, a three-light window above with a relieving arch, and a casement pair in the attic.

The rear elevation has also been rebuilt to the extreme left, featuring a two-light stone mullion window on the ground floor and a blind segmental pointed window above, which appear to be copies of the originals. A large external lateral stack adjoins this section, with two offsets on the left, a square base, and a diagonally-set shaft. The rear wall steps forward under a catslide roof; the left section is a stair tower with a stepped, roughcast north face, a small upper window, a stair light at mid-height on the right, and a ground-floor door with an overlight. There is canted stonework in the angle to a slightly set-back section to the right. This section incorporates one original, very eroded, two-light mullion window at first floor, with a segmental pointed relieving arch, and buttressing in the angle to the main wall on the right.

A single-storey outbuilding with a slate roof, a brick north stack, and rendered west side, featuring a casement pair window, is also present. A small single light is located at the first floor on the left.

During a survey, this property was not accessible. It is reported to contain four-centred arches (one with ovolo mouldings and one with decorative carving) and a spiral stair.

Local climate

Upper Llancayo 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 greater than that of 66% of listed buildings.

It experiences an average of 41 freeze-thaw cycles a year, more than 78% of listed buildings. Of these, 18 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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Nearby listed buildings

  1. Outbuilding to E of Lower Llancayo Farm Grade II 436 m
  2. Lower Llancayo Farm and attached outbuildings Grade II 464 m
  3. Barn at Lower Llancayo Grade II 483 m
  4. Llancayo House Grade II 507 m
  5. Railings and gates to S of Llancayo House Grade II 517 m
  6. Mill building at Lower Llancayo Farm Grade II 518 m
  7. Windmill Tower to W of Llancayo House Grade II 645 m
  8. Prioress Mill and Mill Cottage Grade II 1.1 km
  9. Trostrey Court Grade II* 1.2 km
  10. Outbuilding N of Trostrey Court Grade II 1.2 km