Ynys Groes is an island in Rhosneigr, Isle of Anglesey
Built-Up Area: Rhosneigr
Parish/Community: Llanfaelog
Unitary Authority: Isle of Anglesey
Region: Wales
Category: Water Feature
Type: Island
Latitude/Longitude: 53°13'34"N 4°31'47"W
Eastings/Northings: 231211, 372902
OS Grid: SH312729
Mapcode Local: GBR 55.0Q21
Mapcode Global: WH42X.D53H
Location and coordinates are for the approximate centre of Ynys Groes within this administrative area.
Geographic features and populated places may cross administrative borders.