Welcome to Mount Diablo Soccer Association, AYSO Region 223.  Mt. Diablo welcomes all boys and girls, ages 4½ to 18.  We generally serve the communities of Clayton and Concord, California, but all are welcome.

Our league was chartered as an official AYSO region in August 1980.  During the Fall 2007 season, we fielded 115 teams consisting of nearly 1,300 players. 

Board Meetings:  The MDSA Board of Directors meets the third Tuesday of each month at the Walnut Country Business Office at 7:00pm.

Frequently Asked Questions

2008 Board of Directors