| Level | Date | Time | Home | Opponent | Result | Score | Record |
|---|---|---|---|---|---|---|---|
| Varsity | Aug 16, 2023 | 7:00 PM | Fall Parent & Athlete Webinar | 0-0 | 0-0 | ||
| JV | Aug 16, 2023 | 7:00 PM | Fall Parent & Athlete Webinar | 0-0 | 0-0 | ||
| Frosh | Aug 16, 2023 | 7:00 PM | Fall Parent & Athlete Webinar | 0-0 | 0-0 | ||
| Varsity | Aug 18, 2023 | 5:00 PM | away | @ Harker | 0-0 | 0-0 | |
| JV | Aug 18, 2023 | 6:00 PM | away | @ Harker | 0-0 | 0-0 | |
| Varsity | Aug 19, 2023 | 7:15 AM | Fall Media Day | 0-0 | 0-0 | ||
| JV | Aug 19, 2023 | 7:15 AM | Fall Media Day | 0-0 | 0-0 | ||
| Frosh | Aug 19, 2023 | 7:15 AM | Fall Media Day | 0-0 | 0-0 | ||
| Varsity | Aug 23, 2023 | 4:30 PM | home | Lick-Wilmerding | 0-0 | 0-0 | |
| JV | Aug 23, 2023 | 5:30 PM | home | Scrimmage - SI vs Lick Wilmerding | 0-0 | 0-0 | |
| JV | Aug 30, 2023 | 6:00 PM | away | @ Tamalpais | 0-0 | - | |
| Varsity | Aug 30, 2023 | 7:00 PM | away | @ Tamalpais | 0-0 | - | |
| Varsity | Sep 1, 2023 | 4:30 PM | home | St. Mary's | W | 16-11 | 1-0 |
| JV | Sep 1, 2023 | 5:30 PM | home | St. Mary's | 0-0 | 0-0 | |
| Varsity | Sep 6, 2023 | 4:30 PM | home | Serra | W | 13-10 | 2-0 |
| JV | Sep 6, 2023 | 5:30 PM | home | Serra | W | 7-6 | 1-0 |
| Frosh | Sep 6, 2023 | 6:30 PM | home | Serra | L | 14-11 | 0-1 |
| Varsity | Sep 8, 2023 | TBD | away | @ Scott Roche Tournament- SI vs Vista | L | 10-9 | 2-1 |
| Varsity | Sep 8, 2023 | 12:50 PM | away | @ Scott Roche Tournament - SI vs Clovis North | W | 14-8 | 3-1 |
| Varsity | Sep 9, 2023 | TBD | away | @ Scott Roche Tournament- SI vs Redwood | L | 12-10 | 3-2 |
| Varsity | Sep 9, 2023 | TBD | away | @ Scott Roche Tournament - SI vs Granite Bay | W | 14-10 | 4-2 |
| Varsity | Sep 11, 2023 | 6:30 PM | away | @ De La Salle | L | 16-10 | 4-3 |
| JV | Sep 11, 2023 | 7:30 PM | away | @ De La Salle | L | 8-4 | 1-1 |
| JV | Sep 13, 2023 | 4:30 PM | away | @ Saint Francis | 0-0 | 1-1 | |
| Varsity | Sep 13, 2023 | 6:30 PM | away | @ Saint Francis | W | 11-10 | 5-3 |
| Frosh | Sep 15, 2023 | TBD | away | @ Aptos Tourney - SI vs Pacific | W | 17-3 | 1-1 |
| Frosh | Sep 16, 2023 | TBD | away | @ Aptos Tournament - SI vs Stevenson | W | 8-6 | 2-1 |
| Frosh | Sep 16, 2023 | TBD | away | @ Aptos Tournament - SI vs Los Gatos | W | 6-5 | 3-1 |
| Frosh | Sep 20, 2023 | 3:30 PM | home | Valley Christian | L | 15-3 | 3-2 |
| Varsity | Sep 20, 2023 | 5:30 PM | home | Valley Christian | W | 13-11 | 6-3 |
| JV | Sep 20, 2023 | 7:30 PM | home | Valley Christian | W | 9-8 | 2-1 |
| Varsity | Sep 21, 2023 | 12:00 AM | away | @ @ Villa Park Tourny-Villa Park | W | 15-5 | 7-3 |
| Varsity | Sep 22, 2023 | 1:00 PM | away | @ @ Villa Park Tournament | L | 11-10 | 7-4 |
| Varsity | Sep 22, 2023 | 3:00 PM | away | @ @ Villa Park Tournament | W | 14-10 | 8-4 |
| Varsity | Sep 23, 2023 | 1:00 PM | away | @ @ Villa Park Tournament | W | 14-13 | 9-4 |
| Varsity | Sep 23, 2023 | 4:00 PM | away | @ @ Villa Park Tournament | W | 11-7 | 10-4 |
| JV | Sep 27, 2023 | 4:00 PM | home | Menlo School | W | 10-9 | 3-1 |
| Varsity | Sep 27, 2023 | 5:00 PM | home | Menlo School | W | 15-13 | 11-4 |
| JV | Sep 30, 2023 | 1:30 PM | away | @ Santa Cruz | 0-0 | 3-1 | |
| Varsity | Sep 30, 2023 | 2:30 PM | away | @ Santa Cruz | 0-0 | 11-4 | |
| Frosh | Oct 4, 2023 | 3:00 PM | away | @ Sacred Heart Prep | L | 15-2 | 3-3 |
| JV | Oct 4, 2023 | 4:30 PM | away | @ Sacred Heart Prep | L | 13-0 | 3-2 |
| Varsity | Oct 4, 2023 | 6:30 PM | away | @ Sacred Heart Prep | L | 11-5 | 11-5 |
| JV | Oct 5, 2023 | 6:00 PM | home | Carmel | 0-0 | 3-2 | |
| JV | Oct 6, 2023 | 4:00 PM | away | @ JV Invite - SI vs Jesuit | 0-0 | 3-2 | |
| Frosh | Oct 7, 2023 | 8:15 AM | away | @ SHP Round Robin - SI vs Mitty | 0-0 | 3-3 | |
| Frosh | Oct 7, 2023 | 10:30 AM | away | @ SHP Round Robin - SI vs Play | 0-0 | 3-3 | |
| JV | Oct 7, 2023 | 11:00 AM | away | @ JV Invite - SI vs Bellarmine | 0-0 | 3-2 | |
| Frosh | Oct 7, 2023 | 1:30 PM | away | @ SHP Round Robin - SI vs SHP | 0-0 | 3-3 | |
| JV | Oct 7, 2023 | 2:00 PM | away | @ JV Invite - SI vs DeLaSalle | 0-0 | 3-2 | |
| Frosh | Oct 11, 2023 | 4:30 PM | away | @ Bellarmine | 0-0 | 3-3 | |
| JV | Oct 11, 2023 | 5:30 PM | away | @ Bellarmine | 0-0 | 3-2 | |
| Varsity | Oct 11, 2023 | 6:30 PM | away | @ Bellarmine | L | 10-6 | 11-6 |
| Varsity | Oct 18, 2023 | 6:00 PM | home | Mitty | W | 11-9 | 12-6 |
| JV | Oct 18, 2023 | 7:00 PM | home | Mitty | W | 9-7 | 4-2 |
| JV | Oct 20, 2023 | TBD | away | @ Carmel HS Tournament | 0-0 | 4-2 | |
| Varsity | Oct 24, 2023 | 4:45 PM | home | WCAL Tournament- SI vs Valley Christian | L | 11-10 | 12-7 |
| Varsity | Oct 27, 2023 | 5:00 PM | away | @ WCAL Tournament- SI vs Menlo | W | 11-10 | 13-7 |
| Varsity | Nov 4, 2023 | 2:30 PM | away | @ CCS Quarter Finals - SI vs St. Francis | L | 12-11 | 13-8 |