MPSSAA football-playing schools by region for 2003-04/04-05
| CLASS 4A | |||
| West | North | South | East |
| Blair | Lake Clifton | Bowie | Arundel |
| Blake | Patterson | Flowers | Broadneck |
| Churchill | Southwestern-Balt. | High Point | Chesapeake-AA |
| Damascus | Walbrook | Largo | Glen Burnie |
| Gaithersburg | Dulaney | Laurel | Meade |
| Walter Johnson | Kenwood | Northwestern-PG | North County |
| Magruder | Parkville | Oxon Hill | Old Mill |
| Richard Montgomery | Perry Hall | Parkdale | South River |
| Quince Orchard | Woodlawn | Eleanor Roosevelt | Patuxent |
| Sherwood | Westminster | Suitland | Thomas Stone |
| Springbrook | Thomas Johnson | Great Mills | |
| Watkins Mill | |||
| Whitman | |||
| Wootton |
| CLASS 3A | |||
| West | North | South | East |
| North Carroll | Carver | Annapolis | Centennial |
| Frederick | Douglass-Balt. | Northeast-AA | Long Reach |
| Linganore | Mergenthaler Vo-Tech | Severna Park | Mount Hebron |
| Urbana | Catonsville | Calvert | River Hill |
| Bethesda-CC | Dundalk | Northern Calvert | Wilde Lake |
| Einstein | Franklin | La Plata | Bladensburg |
| Kennedy | Milford Mill | Lackey | Crossland |
| Northwest | Patapsco | McDonough | Douglass-PG |
| Paint Branch | Randallstown | Westlake | Gwynn Park |
| Seneca Valley | Towson | Chopticon | Surrattsville |
| Wheaton | Bel Air | Leonardtown | |
| Fallston | |||
| C.M. Wright |
| CLASS 2A | |||
| West | North | South | East |
| Fort Hill | City College | Southern-AA | North East-Cecil |
| Century | Edmondson | Atholton | Rising Sun |
| Francis Scott Key | Northwestern-Balt. | Glenelg | Aberdeen |
| Liberty | Polytechnic | Hammond | Edgewood |
| Winters Mill | Eastern Tech | Howard | Harford Tech |
| South Carroll | Hereford | Reservoir | North Harford |
| Middletown | Lansdowne | Central | Kent Island |
| Walkersville | Overlea | DuVal | Easton |
| Rockville | Owings Mills | Fairmont Heights | J.M. Bennett |
| North Hagerstown | Pikesville | Forestville | Parkside |
| South Hagerstown | Western STES | Friendly | Wicomico |
| Potomac | Stephen Decatur |
| CLASS 1A | |||
| West | North | South | East |
| Allegany | Chesapeake-BC | Oakland Mills | North Caroline |
| Beall | Loch Raven | Poolesville | Col. Richardson |
| Westmar | Sparrows Point | Dunbar | Cambridge-S.D. |
| Brunswick | Havre de Grace | Forest Park | Kent County |
| Catoctin | Joppatowne | W.E.B. DuBois (former 418) | Queen Anne's |
| Northern Garrett | Bohemia Manor | Reginald Lewis (former 419) | Washington |
| Southern Garrett | Elkton | Southern-Balt. | Snow Hill |
| Boonsboro | Perryville | Southside | |
| Hancock | |||
| Smithsburg | |||
| Williamsport |