T.C. Williams shut out Annandale, 21-0, Saturday to capture its third Virginia AAA Northern Region championship in four years and assure itself of the No. 1 ranking in the Washington metropolitan area's final high school football poll.

The shutout was the fourth in five games and seventh of the season for T.C. Williams.

Second-ranked Seneca Valley completed an unbeaten season, defeating Montgomery County foe Springbrook, 25-16, in the Maryland Class AA state title game Friday night.

Carroll finished ranked third after beating DeMatha, 9-6, to win the Metro Conference.

Courtland, which finished fourth, shut out E.C. Glass, 14-0, to advance to the Virginia AAA Division 5 state semifinal against Phoebus.

Fifth-ranked Marshall, the 1986 Virginia Northern Region champion, defeated Fairfax, 12-6, to gain a Division 5 state semifinal berth.

Georgetown Prep finished sixth after winning its third straight Interstate Athletic Conference title and raising its area-best winning streak to 23 games.

DeMatha finished seventh. H.D. Woodson beat Coolidge, 21-6, for the Interhigh League championship to finish eighth. Laurel won its first state football title, defeating Linganore, 14-0, in the Maryland Class A final to finish ninth.

Fauquier assumed the No. 10 position after shutting out Commonwealth District foe Woodbridge, 28-0, to earn a Virginia AAA Division 6 state semifinal berth against Hampton.