| Place Name | Middleville |
| Place Type | Village |
| ZIP Code(s) | 13406 |
| County | Herkimer County |
| Area Code(s) | 315,680 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2022) | 532 |
| Population Growth Rate (2010-19) | -20.51% |
| Majority Ethnicity | White 99.02% |
| Metro/Micro Stats Area | Utica-Rome, NY |
| US Congressional District(s) | New York 22nd |
| State Assembly Districts | 118 |
| State Senate Districts | 49 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 99.02% |
| African American | 0.98% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |