Question: which state in the united states has the longest coastline
Answer: State Method 1 ( CRS ) Method 2 ( NOAA ) Ratio ( M2 ÷ M1 ) Area ( mi ) Coast / area ratio ( ft / mi ) Coastline Rank Coastline Rank Method 1 Method 2 Alaska 7007106860441600000 ♠ 6,640 mi ( 10,690 km ) 7000100000000000000 ♠ 1 7007545631989760000 ♠ 33,904 mi ( 54,563 km ) 7000100000000000000 ♠ 1 5.