Island Line

Island Line or Island line may refer to:
 * Island line (MTR), one of the lines of the MTR metro system in Hong Kong
 * Island Line, Isle of Wight, a railway line on the Isle of Wight, England
 * Island Line (brand), a train operating company on the Isle of Wight, England
 * Island Line Trail, a trail along a former railway line, located in northwest Vermont, USA.