UK Mountains
St Mary's Island
3M
10FT
About St Mary's Island
St Mary's Island is a summit standing at 3 metres (10 feet). It is classified as a .
Key Statistics
Rank
95th Highest in Northern Ireland
Parent Range
Mourne Mountains
Prominence
?
3m
Nearest Town
Data coming soon
Geology
Silurian Slates & Gritstone
Classifications
Nearby Fells
Find It
OS Grid Reference
TQ771704
Latitude
51.4050°N
Longitude
0.5449°E
Did You Know?
- •We couldn't find any specific historical or geographical records for St Mary's Island. This isn't unusual for smaller or more remote hills. If you have local knowledge, please get in touch — we'd genuinely love to add it.