Gilgo Island is a island located in Suffolk County, New York. It appears on the Amityville USGS 7.5-minute topographic quadrangle. The nearest populated place is Gilgo Beach, approximately 1.0 miles to the SE.
Suffolk County · New York
Gilgo Island is a island located in Suffolk County, New York. It appears on the Amityville USGS 7.5-minute topographic quadrangle. The nearest populated place is Gilgo Beach, approximately 1.0 miles to the SE.