Sego Island (historical) is a island located in Yankton County, South Dakota. It appears on the Tabor SE USGS 7.5-minute topographic quadrangle. The nearest populated place is Oak Hills Addition, approximately 1.2 miles to the NNE.
Yankton County · South Dakota
Sego Island (historical) is a island located in Yankton County, South Dakota. It appears on the Tabor SE USGS 7.5-minute topographic quadrangle. The nearest populated place is Oak Hills Addition, approximately 1.2 miles to the NNE.