Campaign finance data for California's 48th Congressional District: 7 candidates raised $18.5M.
| # | Candidate | Party | Raised | Spent |
|---|---|---|---|---|
| 1 | STEEL, MICHELLE | REP | $10.7M | $10.3M |
| 2 | BAUGH, SCOTT | REP | $4.5M | $4.5M |
| 3 | ISSA, DARRELL | REP | $1.8M | $755K |
| 4 | ROUDA, HARLEY E JR | DEM | $1.3M | $1.3M |
| 5 | SIMON, MICHAEL CRAIG MR. | DEM | $136K | $136K |
| 6 | BURLEY, BRIAN J MR. | REP | $62K | $56K |
| 7 | SHANAHAN, WHITNEY | DEM | $24K | $24K |