The Top Ten: States with Longest Coastlines
Updated August 5, 2020 | Infoplease Staff
|December 10 - 17|
States with Longest Coastlines
Source: Department of Commerce, National Oceanic and Atmospheric Administration, National Ocean Service.
Figures are lengths of general outline of seacoast. This does not include freshwater coastlines. Measurements are made with unit measure of 30 minutes of latitude on charts as near scale of 1:1,200,000 as possible. Coastline of bays and sounds is included to point where they narrow to width of unit measure, and distance across at such point is included.
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