| Name | Washington County |
| State | Maryland |
| FIPS Code | 24043 |
| County Seat | Hagerstown |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2024) | 156,116 |
| Population Growth Rate(2020-2024) | 0.9% |
| Majority Ethnicity | White 78.78% |
| Public School Majority Ethnicity | White 58% |
| Partisan Voting Index | Republican:+12 |
| Unemployment Rate (May 2026) | 5.5% |
| Sales Tax Rate (2025) | 6% |
| Area Code(s) | 240 / 301 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 78.78% |
| African American | 11.78% |
| Hispanic | 7.49% |
| Asian | 1.69% |
| Native American | 0.19% |
| Hawaiin/Pacific Islander | 0.07% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 57.87% |
| African American | 15.6% |
| Hispanic | 14.83% |
| Asian | 2.15% |
| Native American | 0.11% |
| Hawaiin/Pacific Islander | 0.07% |