| District | Name | Housing Eligible |
|---|---|---|
| 7 | Kittanning HS | |
| 7 | Knoch HS | |
| 3 | Kutztown Area HS | |
| 12 | La Salle College HS | |
| 3 | LaAcademia Partnership Charter HS | |
| 2 | Lackawanna Trail HS | |
| 2 | Lake Lehman HS | |
| 2 | Lakeland HS | |
| 10 | Lakeview HS | |
| 3 | Lampeter Strasburg HS | |
| 3 | Lancaster Catholic HS | |
| 3 | Lancaster Country Day | |
| 3 | Lancaster County Christian | |
| 3 | Lancaster Mennonite HS | |
| 3 | Lancaster Mennonite School-Hershey Campus | |
| 12 | Lankenau HS | |
| 12 | Lansdale Catholic HS | |
| 7 | Laurel Highlands HS | |
| 7 | Laurel HS | |
| 3 | Lebanon Catholic School | |
| 3 | Lebanon HS | |
| 7 | Leechburg Area HS | |
| 11 | Lehigh Christian Academy HS | |
| 11 | Lehigh Valley Academy Regional Charter School | |
| 11 | Lehigh Valley Christian HS | |
| 11 | Lehighton Area HS | |
| 12 | Lenfest Mastery Charter School | |
| 4 | Lewisburg Area HS | |
| 11 | Liberty HS | |
| 10 | Lighthouse Academy HS |