O'Neill Island is a island located in Anne Arundel County, Maryland. It appears on the South River USGS 7.5-minute topographic quadrangle. The nearest populated place is Germantown, approximately 1.2 miles to the NE.
Anne Arundel County · Maryland
O'Neill Island is a island located in Anne Arundel County, Maryland. It appears on the South River USGS 7.5-minute topographic quadrangle. The nearest populated place is Germantown, approximately 1.2 miles to the NE.