| Place Name | North Plainfield |
| Place Type | Borough |
| ZIP Code(s) | 07060 07062 07063 07069 08812 |
| County | Somerset County |
| Area Code(s) | 908 |
| Timezone | Eastern Standard Time (EST) |
| Population (2022) | 21,960 |
| Population Growth Rate (2010-19) | 3.98% |
| Majority Ethnicity | Hispanic 0.1% |
| Metro/Micro Stats Area | New York-Newark-Jersey City, NY-NJ-PA |
| US Congressional District(s) | New Jersey 7th |
| State Assembly Districts | 22 |
| State Senate Districts | 22 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 36.12% |
| African American | 18.67% |
| Hispanic | 0.1% |
| Asian | 3.71% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 41.4% |