| Place Name | Plainfield |
| Place Type | Town |
| ZIP Code(s) | 13313 13315 13364 13485 13491 |
| County | Otsego County |
| Area Code(s) | 315,680,607 |
| Timezone | Eastern Standard Time (EST) |
| Population (2021) | 845 |
| Majority Ethnicity | White 97.56% |
| Metro/Micro Stats Area | Oneonta, NY |
| US Congressional District(s) | New York 19th |
| State Assembly Districts | 121 |
| State Senate Districts | 51 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 97.56% |
| African American | 0% |
| Hispanic | 0% |
| Asian | 0.23% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 2.21% |