Poway, ranked No. 1 in the San Diego Section most of the season, received the top seed in Division I. The Titans will be aiming for their second title in three years.
Grossmont earned the No. 1 seed in Division II. The Foothillers have won three straight championships.
El Capitan, which finished second to Grossmont in the Grossmont North League, grabbed the top seed in Division III.
Coronado was seeded No. 1 in Division IV.
PLAYOFF SCHEDULE
SD Section Championships
Division I
Play-In Round–Tuesday
Mira Mesa (18-9) at Rancho Bernardo (18-12), 3:30
Torrey Pines (19-11) at Calexico (13-9), 3:30
Otay Ranch (17-12) at Patrick Henry (19-9), 3:30
La Costa Canyon (18-12) at Bonita Vista (20-9), 3:30
First Round–Wednesday
Mira Mesa-Rancho Bernardo winner at (1) Poway (26-5), 3:30
Torrey Pines-Calexico winner at (4) Eastlake (22-6), 3:30
Otay Ranch-Patrick Henry winner at (3) Vista (20-10), 3:30
La Costa Canyon-Bonita Vista winner at (2) Granite Hills (21-8), 3:30
Second Round: Friday. Third Round: May 24 at Hilltop. Fourth Round: May 27. Fifth Round (if necessary): May 29.
Championship: 7 p.m. May 31 at Tony Gwynn Stadium.
Division II
Play-In Round–Tuesday
San Ysidro (18-10) at West Hills (13-15), 3:30
Mt. Carmel (13-16) at Mission Hills (20-9), 3:30
Hilltop (15-13) at Valhalla (21-9), 3:30
Serra (20-9) at Westview (15-14), 3:30
First Round–Wednesday
San Ysidro-West Hills winner at (1) Grossmont (24-6), 3:30
Mt. Carmel-Mission Hills winner at (4) Steele Canyon (17-9), 3:30
Hilltop-Valhalla winner at (3) Ramona (22-6), 3:30
Serra-Westview winner at (2) Oceanside (22-7), 3:30
Second Round: Friday. Third Round: May 24 at Carlsbad. Fourth Round: May 27. Fifth Round (if necessary): May 29.
Championship: 4 p.m. May 31 at Tony Gwynn Stadium.
Division III
Play-In Round–Tuesday
Brawley (16-10) at Madison (20-7), 3:30
Mount Miguel (11-17) at Cathedral Catholic (22-8), 3:30
University City (10-17) at Santana (18-11-1), 3:30
St. Augustine (17-12) at San Dieguito (20-8), 3:30
First Round–Wednesday
Brawley-Madison winner at (1) El Capitan (21-8-1), 3:30
Mount Miguel-Cathedral Catholic winner at (4) La Jolla (19-8), 3:30
University City-Santana winner at (3) Mission Bay (20-10), 3:30
St. Augustine-San Dieguito winner at (2) Montgomery (21-7), 3:30
Second Round: Friday. Third Round: May 24 at Coronado. Fourth Round: May 27. Fifth Round (if necessary): May 29.
Championship: 1 p.m. May 31 at Tony Gwynn Stadium.
Division IV
Play-In Round–Tuesday
High Tech (13-10) at (1) Coronado (21-8), 3:30
Tri-City Christian (22-6) at Mountain Empire (18-6), 3:30
Imperial (6-14) at La Jolla Country Day (15-13), 3:30
San Diego Jewish (16-6) at (4) Horizon (17-8), 3:30
Holtville (4-17) at (3) Mater Dei Catholic (16-13), 3:30
Olympian (4-22) at Bishop's (11-10), 3:30
Francis Parker (5-17) at Santa Fe Christian (12-11), 3:30
Vista Calvary Christian (15-7) at (2) Christian (18-10), 3:30
First Round–Wednesday
Tri-City Christian-Mountain Empire winner vs. High Tech-Coronado winner, 3:30
Imperial-La Jolla Country Day winner vs. San Diego Jewish-Horizon winner, 3:30
Olympian-Bishop's winner vs. Holtville-Mater Dei Catholic winner, 3:30
Francis Parker-Santa Fe Christian winner vs. Vista Calvary Christian-Christian winner, 3:30
Second Round: Friday. Third Round: May 24 at Grossmont. Fourth Round: May 27. Fifth Round (if necessary): May 29.
Championship: 10 a.m. May 31 at Tony Gwynn Stadium.