| Name | Plymouth County |
| State | Massachusetts |
| FIPS Code | 25023 |
| County Seat | Brockton |
| Timezone | Eastern Standard Time (EST) |
| Population (2022) | 495,407 |
| Population Growth Rate(2000-2022) | 7.25% |
| Majority Ethnicity | White 87.92% |
| Public School Majority Ethnicity | White 70% |
| Partisan Voting Index | Democratic:+7 |
| Unemployment Rate (January 2025) | 4.0% |
| Area Code(s) | 508 / 774 / 339 / 781 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 87.92% |
| African American | 10.03% |
| Hispanic | 0.15% |
| Asian | 1.81% |
| Native American | 0.05% |
| Hawaiin/Pacific Islander | 0.05% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 69.88% |
| African American | 15.42% |
| Hispanic | 8.73% |
| Asian | 1.52% |
| Native American | 0.29% |
| Hawaiin/Pacific Islander | 0.1% |