Plymouth is a town in Plymouth County, Massachusetts, United States. The town holds a place of great prominence in American history, folklore, and culture, and is known as "America's Hometown." Plymouth was the site of the colony founded in 1620 by the Mayflower Pilgrims, where New England was first established. It is the oldest municipality in New England and one of the oldest in the United States. The town has served as the location of several prominent events, one of the more notable being the First Thanksgiving feast. Plymouth served as the capital of Plymouth Colony from its founding in 1620 until the colony's merger with the Massachusetts Bay colony in 1691. It is named after the English city of the same name, from which the Mayflower departed for America.Plymouth is the largest municipality in Massachusetts by area. The population was 58,271 as of the 2014 U.S. Census. It is one of two county seats of Plymouth County, Massachusetts, the other being Brockton.