| Name | Berkeley County |
| State | West Virginia |
| FIPS Code | 54003 |
| County Seat | Martinsburg |
| Timezone | Eastern Standard Time (EST) |
| Population (2022) | 104,410 |
| Population Growth Rate(2000-2022) | 17.19% |
| Majority Ethnicity | White 91.36% |
| Public School Majority Ethnicity | White 72% |
| Partisan Voting Index | Republican:+15 |
| Unemployment Rate (January 2025) | 3.2% |
| Area Code(s) | 304 / 681 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 91.36% |
| African American | 7.37% |
| Hispanic | 0.1% |
| Asian | 1.14% |
| Native American | 0.02% |
| Hawaiin/Pacific Islander | 0.02% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 71.56% |
| African American | 9.15% |
| Hispanic | 8.67% |
| Asian | 0.91% |
| Native American | 0.17% |
| Hawaiin/Pacific Islander | 0.13% |