Latitude: 53.0743 / 53°4'27"N
Longitude: -4.2823 / 4°16'56"W
OS Eastings: 247203
OS Northings: 355442
OS Grid: SH472554
Mapcode National: GBR 5H.BB8J
Mapcode Global: WH43M.6Z2K
Plus Code: 9C5Q3PF9+P3
Map layers use either open data or maps from the Ordnance Survey and Maptiler APIs.
Historic map layers are currently experimental and may not necessarily be available all the time.
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NLS (Historic)
Entry Name: Grugan Ddu
Listing Date: 30 September 1999
Last Amended: 30 September 1999
Grade: II
Source: Cadw
Source ID: 22429
Building Class: Domestic
ID on this website: 300022429
Location: Situated approximately 0.5km south of the centre of Groeslon at the end of a short track running off the east side of the A 487; low rubblestone wall with curved ends in front of cottage with cobbled
County: Gwynedd
Town: Caernarfon
Community: Llandwrog
Community: Llandwrog
Locality: Groeslon
Traditional County: Caernarfonshire