Garrett Marsh is a swamp located in Nassau County, New York. It appears on the Lawrence USGS 7.5-minute topographic quadrangle. The nearest populated place is Barnum Island, approximately 0.3 miles to the WSW.
Nassau County · New York
Garrett Marsh is a swamp located in Nassau County, New York. It appears on the Lawrence USGS 7.5-minute topographic quadrangle. The nearest populated place is Barnum Island, approximately 0.3 miles to the WSW.