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 County results Tower: 50–60% 60–70% 70–80% Carr: 50–60% 60–70% 70–80% 80–90% >90% Tie 40–50% | |||||||||||||||||
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The1966 United States Senate election in Texas was held on November 8, 1966. IncumbentRepublican U.S. SenatorJohn Tower was re-elected to a second term in office over DemocraticAttorney General of TexasWaggoner Carr. Tower became the first Republican ever reelected to the Senate from Texas or any former Confederate state.
| Party | Candidate | Votes | % | |
|---|---|---|---|---|
| Democratic | Waggoner Carr | 899,523 | 79.88% | |
| Democratic | John R. Willoughby | 226,598 | 20.12% | |
| Total votes | 1,126,121 | 100.00% | ||
| Party | Candidate | Votes | % | |
|---|---|---|---|---|
| Republican | John Tower (Incumbent) | 841,501 | 56.39% | |
| Democratic | Waggoner Carr | 643,855 | 43.15% | |
| Constitution | James Baker Holland | 6,778 | 0.45% | |
| Write-in | All others | 45 | 0.00% | |
| Majority | 197,646 | 13.24% | ||
| Turnout | 1,492,179 | |||
| Republicanhold | ||||
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