| Place Name | Greenwich |
| Place Type | Village |
| ZIP Code(s) | 44837 |
| County | Huron County |
| Area Code(s) | 419,567 |
| Timezone | Eastern Standard Time (EST) |
| Population (2022) | 1,426 |
| Population Growth Rate (2010-19) | -4.54% |
| Majority Ethnicity | White 99.3% |
| Metro/Micro Stats Area | Norwalk, OH |
| US Congressional District(s) | Ohio 7th |
| State House Districts | 57 |
| State Senate Districts | 13 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 99.3% |
| African American | 0.42% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0.28% |