| Name | Dukes County |
| State | Massachusetts |
| FIPS Code | 25007 |
| County Seat | Edgartown |
| Timezone | Eastern Standard Time (EST) |
| Population (2022) | 16,581 |
| Population Growth Rate(2000-2022) | 24.58% |
| Majority Ethnicity | White 93.76% |
| Public School Majority Ethnicity | White 62% |
| Partisan Voting Index | Strongly Democratic:+26 |
| Unemployment Rate (January 2025) | 5.3% |
| Area Code(s) | 508 / 774 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 93.76% |
| African American | 3.57% |
| Hispanic | 0.98% |
| Asian | 1.69% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 61.96% |
| African American | 3.74% |
| Hispanic | 26.19% |
| Asian | 0.73% |
| Native American | 2.11% |
| Hawaiin/Pacific Islander | 0% |