The last edition of High School On SI 's CIF Southern Section high school baseball Top 25 rankings for the 2026 season. The regular season ended May 6 and the playoffs begin on Tuesday, May 12 for Division 1 while all other eight divisions will start on May 14. Here are the final, regular-season Top 25 rankings as of May 8: FINAL TOP 25 RANKINGS 1. HARVARD-WESTLAKE (23-5) The Wolverines win the Mission League outright. James Tronstein is having a year. 2. NORCO (24-3) Cougars win the Big VIII League and will represent 'new blood' in the Division 1 playoffs. 3. ST. JOHN BOSCO (22-5) Trinity League champs are eyeing a second straight D1 title. 4. ORANGE LUTHERAN (23-5) Dangerous team with Gary Morse and Cooper Sides on the bump. 5. CORONA (21-6) Anthony Murphy is batting .418 with 41 hits, 28 RBIs and 10 homers. Big leaguer ... 6. HUNTINGTON BEACH (21-6-1) Winners of the Sunset League. Junior Elyjah Mason leads the teams in hits and RBIs. 7.…