| population | |
| Allegany County | 75087 |
| Anne Arundel County | 537656 |
| Baltimore County | 854535 |
| Calvert County | 92783 |
| Caroline County | 33293 |
| Carroll County | 172891 |
| Cecil County | 103725 |
| Charles County | 146551 |
| population | |
| City of Baltimore | 585708 |
| Dorchester County | 32618 |
| Frederick County | 271717 |
| Garrett County | 28806 |
| Harford County | 260924 |
| Howard County | 328200 |
| Kent County | 19198 |
| Montgomery County | 971777 |
| population | |
| Prince George's County | 863420 |
| Queen Anne's County | 47798 |
| Saint Mary's County | 113777 |
| Somerset County | 24620 |
| Talbot County | 37181 |
| Washington County | 151049 |
| Wicomico County | 103609 |
| Worcester County | 52460 |
 | Tipton Airport | ~ 9.49 km |
| College Park Airport | ~ 15.06 km |
| Lee Airport | ~ 16.95 km |
| Baltimore/Washington International Thurgood Marshall Airport | ~ 20.70 km |
| Joint Base Andrews | ~ 23.39 km |
| Bolling Air Force Base | ~ 27.91 km |
| Ronald Reagan Washington National Airport | ~ 29.86 km |
| Pentagon Army Heliport | ~ 29.97 km |
| Montgomery County Airpark | ~ 40.47 km |
