Ynys Cantwr, Pembrokeshire

• Parish/Community: St. David's and the Cathedral Close
• Unitary Authority: Pembrokeshire
• Region: Wales

• Category: Water Feature
• Type: Island

• Latitude/Longitude: 51°51'9"N 5°19'59"W
• Eastings/Northings: 170549, 222376
• OS Grid: SM705223
• Mapcode Local: GBR C2.TKTN
• Mapcode Global: VH0TK.HPYL

Location and coordinates are for the approximate centre of Ynys Cantwr within this administrative area. Geographic features and populated places may cross administrative borders.