The 1916 United States Senate election in Delaware took place on November 7, 1916.
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County results Wolcott: 40–50% 50–60% | |||||||||||||||||
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Incumbent Republican Senator Henry A. du Pont ran for re-election to a third term in office, but was defeated by Democrat Josiah O. Wolcott.
Party | Candidate | Votes | % | |
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Democratic | Josiah O. Wolcott | 25,434 | 49.67% | |
Republican | Henry A. du Pont (incumbent) | 22,925 | 44.77% | |
Progressive | Hiram R. Burton | 2,361 | 4.61% | |
Socialist | William C. Ferris | 490 | 0.96% | |
Total votes | 51,210 | 100.00% | ||
Democratic gain from Republican |