| Legend |
| | USC win |
| | USC loss |
| Bold | USC team member |
| * | Non-Conference game |
| 1948 USC Trojans baseball game log |
| Regular season |
| March |
| Date |
Opponent |
Site/stadium |
Score |
Overall record |
PCC Record |
| March 5 | Pepperdine | Bovard Field • Los Angeles, CA | W 11–0 | 1–0 | |
| March 20 | UCLA | Bovard Field • Los Angeles, CA | W 13–0 | 2–0 | 1–0 |
| March 23 | Loyola Marymount | Bovard Field • Los Angeles, CA | W 14–4 | 3–0 | |
| March 27 | Loyola Marymount | Bovard Field • Los Angeles, CA | W 15–7 | 4–0 | |
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| May |
| Date |
Opponent |
Site/stadium |
Score |
Overall record |
PCC Record |
| May 1 | California | Bovard Field • Los Angeles, CA | W 8–2 | 11–3 | 6–2 |
| May 4 | San Francisco | Bovard Field • Los Angeles, CA | W 12–3 | 12–3 | |
| May 7 | Saint Mary's | Bovard Field • Los Angeles, CA | W 5–4 | 13–3 | 7–2 |
| May 8 | Saint Mary's | Bovard Field • Los Angeles, CA | W 10–1 | 14–3 | 8–2 |
| May 14 | Stanford | Bovard Field • Los Angeles, CA | W 3–1 | 15–3 | 9–2 |
| May 15 | Stanford | Bovard Field • Los Angeles, CA | W 13–6 | 16–3 | 10–2 |
| May 18 | UCLA | Bovard Field • Los Angeles, CA | W 4–3 | 17–3 | 11–2 |
| May 21 | at Saint Mary's | Louis Guisto Field • Moraga, CA | W 13–7 | 18–3 | 12–2 |
| May 22 | at California | Evans Diamond • Berkeley, CA | W 4–2 | 19–3 | 13–2 |
|
| Postseason |
| Pacific Coast Conference Playoff |
| Date |
Opponent |
Site/stadium |
Score |
Overall record |
Playoff record |
| May 28 | at Washington State | Pullman, WA | W 7–5 | 20–3 | 1–0 |
| May 31 | at Washington State | Pullman, WA | W 6–3 | 21–3 | 2–0 |
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- Jim Brideweser
- Wally Hood
- All-American First Team[2]
- All-PCC First Team[2]
- Bill Lillie
- All-PCC Honorable Mention[2]
- Art Mazmanian
- All-PCC First Team[2]
- All-American First Team[2]
- Bruce McKelvey
- Hank Workman
- All-PCC First Team[2]
- All-American First Team[2]
- Bob Zuber
- All-PCC Honorable Mention[2]