| Place Name | Plainsboro Township |
| Place Type | Township |
| ZIP Code(s) | 08512 08536 08540 08550 |
| County | Middlesex County |
| Area Code(s) | 609,640 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2021) | 23,966 |
| Majority Ethnicity | Asian 58.69% |
| Metro/Micro Stats Area | New York-Newark-Jersey City, NY-NJ-PA |
| US Congressional District(s) | New Jersey 12th |
| State Assembly Districts | 14 |
| State Senate Districts | 14 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 30.59% |
| African American | 6.56% |
| Hispanic | 0.57% |
| Asian | 58.69% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 3.59% |