| Place Name | Plainfield |
| Place Type | Town |
| ZIP Code(s) | 46168 |
| County | Hendricks County |
| Area Code(s) | 317,463 |
| Timezone | Eastern Standard Time (EST) |
| Population (2022) | 27,912 |
| Population Growth Rate (2010-19) | 25.31% |
| Majority Ethnicity | White 81.09% |
| Metro/Micro Stats Area | Indianapolis-Carmel-Anderson, IN |
| US Congressional District(s) | Indiana 4th |
| State House Districts | 28,40,91 |
| State Senate Districts | 24,35 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 81.09% |
| African American | 7.93% |
| Hispanic | 0.29% |
| Asian | 4.76% |
| Native American | 0.02% |
| Hawaiin/Pacific Islander | 5.91% |