Islandreagh, County Antrim

Islandreagh Irish: An tOileán Riabhach
County	County Antrim
Country	Northern Ireland
Sovereign state	United Kingdom
Postcode district	BT41
Dialling code	028
EU Parliament	Northern Ireland
List of places UK Northern Ireland Antrim

Islandreagh (from Irish: An tOileán Riabhach, meaning "the grey or streaked island") is a townland of 392 acres in County Antrim, Northern Ireland. It is situated in the civil parish of Grange of Nilteen and the historic barony of Antrim Upper.

The name of the townland was recorded variously as Islanereagh in 1669 and Island Reagh in 1780.