Duncan Island is a island located in Lancaster County, Pennsylvania. It appears on the Holtwood USGS 7.5-minute topographic quadrangle. The nearest populated place is York Furnace, approximately 1.2 miles to the NW.
Lancaster County · Pennsylvania
Duncan Island is a island located in Lancaster County, Pennsylvania. It appears on the Holtwood USGS 7.5-minute topographic quadrangle. The nearest populated place is York Furnace, approximately 1.2 miles to the NW.