Gateway and boundary wall to W of service yard at Gyrn Castle is a Grade II listed building in the Flintshire local planning authority area, Wales. First listed on 30 April 2001. Gateway.

Gateway and boundary wall to W of service yard at Gyrn Castle

WRENN ID
late-chalk-larch
Grade
II
Local Planning Authority
Flintshire
Constituency
Clwyd East MP: Becky Gittins (Lab)
Country
Wales
Date first listed
30 April 2001
Type
Gateway
Address
Gateway and boundary wall to W of service yard at Gyrn Castle, Llanasa
OS grid reference
SJ 111 815
Coordinates
53.32314, -3.33587
Source
Cadw listing

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

Description

The gateway and boundary wall to the west of the service yard at Gyrn Castle is an embattled high wall made of rubble stone. It features a gateway at the eastern end that adjoins the northwest corner of the walled garden. The gateway has a four-centred arch, with coursed stone in the right jamb. The wall on the western side steps out in front of the gateway.

Local climate

Gateway and boundary wall to W of service yard at Gyrn Castle sits in a wetter-than-average part of the UK, with an average of 980 mm of rain a year. This makes it wetter than 78% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 56% of listed buildings.

It experiences an average of 19 freeze-thaw cycles a year, fewer than 80% of listed buildings. Of these, 10 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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  • 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. Walled garden at Gyrn Castle Grade II 26 m
  2. Stable at W end of service yard at Gyrn Castle Grade II 29 m
  3. Coach house & stable block at Gyrn Castle Grade II 42 m
  4. Gateway and wall to N side of service yard at Gyrn Castle Grade II 56 m
  5. Gyrn Castle Grade II 57 m
  6. Cart House at Gyrn Castle Grade II 64 m
  7. Gateway and gates at N entrance to Gyrn Castle Grade II 277 m
  8. North Lodge Grade II 278 m
  9. Ice House at Gyrn Castle Grade II 371 m
  10. Henblas Lodge Grade II 412 m