Greenwich is a town in Fairfield County, Connecticut, United States. As of the 2000 census, the town had a total population of 61,101. It is home to many hedge funds and other financial service companies. Greenwich is the southernmost and westernmost municipality in Connecticut and is 29 minutes by train (express) from Grand Central Terminal in Manhattan. In July 2005, CNN/Money and Money magazine ranked Greenwich 12th on its list of the 100 Best Places to Live in the United States.Money magazine also ranked Greenwich 1 in the Biggest Earner category.The town is named after Greenwich, a borough of London in the United Kingdom.