1958 United States Senate election in Washington
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 County results Jackson: 50–60% 60–70% 70–80% 80–90% | |||||||||||||||||
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| Elections in Washington | ||||||||
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The 1958 United States Senate election in Washington was held on November 4, 1958. Incumbent Democrat Henry M. Jackson won a second term in office over Republican William Bantz.
Blanket primary
Candidates
Democratic
- Alice Franklin Bryant
- Henry M. Jackson, incumbent United States Senator since 1953
Republican
- William B. Bantz
Results
| Party | Candidate | Votes | % | |
|---|---|---|---|---|
| Democratic | Henry M. Jackson (incumbent) | 334,862 | 59.61% | |
| Republican | William B. Bantz | 143,110 | 26.84% | |
| Democratic | Alice Franklin Bryant | 55,200 | 10.35% | |
| Total votes | 533,172 | 100.00% | ||
General election
Results
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| Democratic | Henry M. Jackson (incumbent) | 597,040 | 67.32% |  11.09 | |
| Republican | William B. Bantz | 278,271 | 31.38% |  12.15 | |
| Socialist Labor | Henry M. Killman | 7,592 | 0.86% | 0.80 | |
| Constitution | Archie G. Isdo | 2,257 | 0.26% | N/A | |
| ULS | Jay G. Sykes | 1,662 | 0.19% | N/A | |
| Total votes | 886,822 | 100.00% | |||
| Democratic hold | Swing | ||||
