The Loudoun Valley Vikings are 2012 AA Dulles District baseball tournament champions.

Quarterfinals, May 18
No. 1 Potomac Falls 4, No. 8 Dominion 2
No. 4 Heritage 7, No. 5 Loudoun County 6
No. 3 Loudoun Valley 8, No. 6 Briar Woods 4
No. 2 Woodgrove 10, No. 7 Tuscarora 1

Semifinals, May 22
Potomac Falls 8, Heritage 1
Loudoun Valley 4, Woodgrove 3

Consolation Final, May 24
Woodgrove 12, Heritage 1 (5 inn.)

Championship Final, May 25
Loudoun Valley 4, Potomac Falls 2