| District | Baltimore County Public Schools |
| State | MD |
| Type | Regular School |
| Level | High |
| Grades | 09 – 12 |
| Status | Open |
| Address |
3800 Hollins Ferry Rd Baltimore, MD 21227 |
| Phone | (443)809-1415 |
| Website | http://lansdownehs.bcps.org |
| Group | Students | % |
|---|---|---|
| Hispanic/Latino | 448 | 34.1% |
| White | 402 | 30.6% |
| Black or African American | 307 | 23.4% |
| Two or more races | 91 | 6.9% |
| Asian | 54 | 4.1% |
| American Indian or Alaska Native | 11 | 0.8% |
| Native Hawaiian or Other Pacific Islander | 0 | 0.0% |