Wellesley Island is a island located in Jefferson County, New York. It appears on the Thousand Island Park USGS 7.5-minute topographic quadrangle. The nearest populated place is Moore Landing, approximately 1.5 miles to the SE.
Jefferson County · New York
Wellesley Island is a island located in Jefferson County, New York. It appears on the Thousand Island Park USGS 7.5-minute topographic quadrangle. The nearest populated place is Moore Landing, approximately 1.5 miles to the SE.