| City | Alumni |
| Annapolis | 18 |
| Arnold | 1 |
| Baldwin | 3 |
| Baltimore | 51 |
| Bel Air | 2 |
| Bethesda | 55 |
| Bladensburg | 1 |
| Bowie | 2 |
| Brentwood | 1 |
| Brownsville | 2 |
| Catonsville | 2 |
| Chesapeake Beach | 1 |
| Cheverly | 2 |
| Chevy Chase | 15 |
| Clarksburg | 2 |
| Clarksville | 1 |
| Clinton | 1 |
| Columbia | 7 |
| Crownsville | 1 |
| Damascus | 1 |
| Darnestown | 1 |
| Davidsonville | 1 |
| Dayton | 1 |
| Delmar | 1 |
| Denton | 1 |
| Derwood | 3 |
| Dickerson | 1 |
| Easton | 3 |
| Edgewater | 1 |
| Ellicott City | 2 |
| Fort Washington | 2 |
| Frederick | 4 |
| Freeland | 2 |
| Frostburg | 1 |
| Gaithersburg | 6 |
| Germantown | 1 |
| Gibson | 1 |
| Gibson Island | 1 |
| Glen Burnie | 1 |
| Greenbelt | 1 |
| Greensboro | 1 |
| Hagerstown | 2 |
| Harwood | 2 |
| Havre De Grace | 1 |
| Hyattsville | 2 |
| Joppa | 2 |
| Kensington | 4 |
| Lanham | 1 |
| Laurel | 3 |
| Lothian | 1 |
| Lusby | 1 |
| Lutherville | 5 |
| Middle River | 1 |
| Millersville | 1 |
| Montgomery Village | 3 |
| Mount Rainier | 1 |
| N Bethesda | 1 |
| New Market | 1 |
| North Patomac | 1 |
| North Potomac | 4 |
| Oakland | 1 |
| Odenton | 2 |
| Olney | 4 |
| Owings Mills | 4 |
| Phoenix | 3 |
| Pikesville | 2 |
| Port Tobacco | 1 |
| Potomac | 14 |
| Reisterstown | 4 |
| Riva | 1 |
| Rockville | 12 |
| Rosedale | 1 |
| Ruxton | 1 |
| Salisbury | 2 |
| Sandy Spring | 1 |
| Severn | 1 |
| Severna Park | 4 |
| Sharpsburg | 1 |
| Silver Spring | 22 |
| Sparks | 2 |
| Stevenson | 1 |
| Takoma Park | 12 |
| Temple Hills | 1 |
| Timonium | 1 |
| Towson | 3 |
| Trappe | 2 |
| Union Bridge | 1 |
| University Park | 1 |
| Westminster | 1 |
| Wheaton | 1 |
| Windsor Mill | 1 |
| Woodbine | 1 |