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 County results Hart: 50–60% 60–70% Potter: 50–60% 60–70% 70–80% | |||||||||||||||||
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| Elections in Michigan |
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The 1958 United States Senate election in Michigan was held on November 4, 1958.
Incumbent Senator Charles E. Potter was defeated in his bid for re-election to a second term by Lieutenant Governor Philip A. Hart. This was one of a record 15 seats Democrats gained from the Republican Party.
Senator Potter was unopposed for re-nomination by the Republican Party.
| Party | Candidate | Votes | % | |
|---|---|---|---|---|
| Democratic | Philip Hart | 297,767 | 80.24% | |
| Democratic | Homer Martin | 73,334 | 19.76% | |
| Write-in | All others | 18 | 0.00% | |
| Total votes | 371,114 | 100.00% | ||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| Democratic | Philip Hart | 1,216,966 | 53.57% |  4.53
| |
| Republican | Charles E. Potter (incumbent) | 1,046,963 | 46.09% |  4.54
| |
| Prohibition | Elmert H. Ormiston | 3,518 | 0.16% | 0.10
| |
| Socialist Labor | James Sim | 3,128 | 0.14% | 0.10
| |
| Socialist Workers | Evelyn Sell | 1,068 | 0.05% | 0.02
| |
| Total votes | 2,271,643 | 100.00% | N/A | ||
| Democratic gain from Republican | |||||
