PlainZIP

Greenwich, CT ZIP Codes

2

Total ZIPs

38,819

Total Population

ZIP Codes in Greenwich, CT

ZIP Code Population Density Timezone
06830 24,027 683 America/New_York
06831 14,792 207 America/New_York

All data sourced from the U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2023).

PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.