Campaign finance data for Michigan's 4th Congressional District: 4 candidates raised $3.3M.
| # | Candidate | Party | Raised | Spent |
|---|---|---|---|---|
| 1 | MOOLENAAR, JOHN MR. | REP | $2.1M | $1.4M |
| 2 | SWARTZ, JESSICA | DEM | $1.2M | $1.1M |
| 3 | MUIR, BRENDAN | REP | $25K | $24K |
| 4 | ALFONSO, JOSEPH | DEM | $12K | $13K |