Portsmouth Harbor is a bay located in York County, Maine. It appears on the Kittery USGS 7.5-minute topographic quadrangle. The nearest populated place is New Castle, approximately 0.4 miles to the SSW.
York County · Maine
Portsmouth Harbor is a bay located in York County, Maine. It appears on the Kittery USGS 7.5-minute topographic quadrangle. The nearest populated place is New Castle, approximately 0.4 miles to the SSW.