Old Greenwich is located in Fairfield County, CT. The population is 6,622, making Old Greenwich the 7th largest city in Fairfield County.
There are 1 public schools in Old Greenwich with an average Homefacts rating of A+. The total crime rate for Old Greenwich is low , and there are 0 registered sex offenders residing in the city. Unemployment in Old Greenwich is moderate and the median home sales price is $0. Detailed and up-to-date Old Greenwich property reports are available for any property address.