| District ID | 6th District |
| Representative | David Trone |
| Party Affiliation | Democrat |
| Partisan Voting Index (PVI) | D+6 |
| 21798 |
| 21795 |
| 21793 |
| 21791 |
| 21790 |
| 21788 |
| 21787 |
| 21783 |
| 21782 |
| 21780 |
| 21779 |
| 21778 |
| 21777 |
| 21776 |
| 21774 |
| 21773 |
| 21771 |
| 21770 |
| 21769 |
| 21767 |
| 21766 |
| 21758 |
| 21757 |
| 21756 |
| 21755 |
| 21754 |
| 21750 |
| 21742 |
| 21740 |
| 21734 |
| 21733 |
| 21727 |
| 21722 |
| 21719 |
| 21718 |
| 21717 |
| 21716 |
| 21715 |
| 21713 |
| 21711 |
| 21710 |
| 21704 |
| 21703 |
| 21702 |
| 21701 |
| 21562 |
| 21561 |
| 21557 |
| 21555 |
| 21550 |
| 21545 |
| 21543 |
| 21541 |
| 21540 |
| 21539 |
| 21538 |
| 21536 |
| 21532 |
| 21531 |
| 21530 |
| 21529 |
| 21524 |
| 21523 |
| 21522 |
| 21521 |
| 21520 |
| 21502 |
| 20899 |
| 20886 |
| 20882 |
| 20879 |
| 20878 |
| 20877 |
| 20876 |
| 20874 |
| 20872 |
| 20871 |
| 20842 |
| 20841 |
| 20839 |
| 20838 |
| 20837 |