| Place Name | Greenwich (town) |
| Place Type | Town |
| County | Fairfield County |
| Area Code(s) | 203,475 |
| Timezone | Eastern Standard Time (EST) |
| Population (2021) | 63,455 |
| Majority Ethnicity | White 77.8% |
| Metro/Micro Stats Area | Bridgeport-Stamford-Norwalk, CT |
| US Congressional District(s) | Connecticut 4th |
| State House Districts | 149,150,151 |
| State Senate Districts | 36 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 77.8% |
| African American | 2.56% |
| Hispanic | 0.1% |
| Asian | 6.85% |
| Native American | 0.02% |
| Hawaiin/Pacific Islander | 12.68% |