Levels: Primary, Middle, High, Other
| Name | Level |
|---|---|
| John Archer School | Other |
| Name | Level |
|---|---|
| Harford Technical High | High |
| Name | Level |
|---|---|
| Center for Educational Opportunity | High |
Levels: Primary, Middle, High, Other
Levels: Elementary School, Secondary School, Other - mixed grades
| Name | Level |
|---|---|
| Bethel Christian Academy | Mixed Grades |
| Emmorton Baptist Academy | Mixed Grades |
| Friends School of Harford | Elementary |
| Great Commission Christian Academy | Elementary |
| Harford Christian School | Mixed Grades |
| Harford Day School | Elementary |
| John Carroll School | Secondary |
| New Covenant Christian School | Mixed Grades |
| Oak Grove Classical Christian School | Mixed Grades |
| St. Joan of Arc School | Elementary |
| St. Margaret School | Elementary |
| Sterling East-Chesapeake Campus | Mixed Grades |
| Trinity Lutheran Christian School & Early Lrng Ctr | Elementary |
| Name | Level |
|---|---|
| Bridges Mnontessori | Elementary |
| The Monarch Montessori School | Elementary |
| Name | Level |
|---|---|
| High Road School of Harford County | Mixed Grades |
| The Highlands School | Mixed Grades |
Levels: Elementary School, Secondary School, Other - mixed grades
