Original: Often called just "The Vineyard," the island has a land area of 87.48 square miles (231.75 kmÂ) and is the 58th largest island in the United States, and the third largest on the East Coast of the United States.
Simplified: It is often called just "the Vineyard". With a land area of 87.48 square miles (231.75 kmÂ), Martha's Vineyard is the 57th largest island in the United States.