The 1966 Minnesota gubernatorial election took place on November 8, 1966. Republican Party of Minnesota challenger Harold LeVander defeated Minnesota Democratic–Farmer–Labor Party incumbent Karl Rolvaag. Sandy Keith unsuccessfully ran for the Democratic nomination.
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County results
LeVander: 40–50% 50–60% 60–70% | |||||||||||||||||
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| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| Republican | Harold LeVander | 680,593 | 52.55% | +2.85% | |
| Democratic (DFL) | Karl Rolvaag (incumbent) | 607,943 | 46.94% | -2.77% | |
| Industrial Government | Kenneth Sachs | 6,522 | 0.50% | -0.08% | |
| Majority | 72,650 | 5.61% | |||
| Turnout | 1,295,058 | ||||
| Republican gain from Democratic (DFL) | Swing | ||||
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