| Name | Essex County |
| State | Massachusetts |
| FIPS Code | 25009 |
| County Seat | Lawrence |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2024) | 816,197 |
| Population Growth Rate(2020-2024) | 0.77% |
| Majority Ethnicity | White 69.27% |
| Public School Majority Ethnicity | White 50% |
| Partisan Voting Index | Democratic:+11 |
| Unemployment Rate (May 2026) | 5.2% |
| Sales Tax Rate (2025) | 6.25% |
| Area Code(s) | 351 / 978 / 339 / 781 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 69.27% |
| African American | 4.09% |
| Hispanic | 22.9% |
| Asian | 3.43% |
| Native American | 0.29% |
| Hawaiin/Pacific Islander | 0.03% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 49.75% |
| African American | 3.9% |
| Hispanic | 39.43% |
| Asian | 3.97% |
| Native American | 0.16% |
| Hawaiin/Pacific Islander | 0.06% |