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County results McCain: 50–60% 60–70% 70–80% | |||||||||||||||||
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| Elections in Arizona |
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The 1998 United States Senate election in Arizona was held November 3. Incumbent Republican U.S. Senator John McCain won re-election to a third term.
| Poll source | Date(s) administered | Sample size [a] | Margin of error | John McCain (R) | Ed Ranger (D) | John Zajac (L) | Undecided |
|---|---|---|---|---|---|---|---|
| Rocky Mountain Behavior Research Center [2] | October 12–15, 1998 | 519 (RV) | ± 4.3% | 60% | 18% | – | 22% |
| Rocky Mountain Behavior Research Center [2] | July 11–15, 1998 | 532 (RV) | ± 4.3% | 58% | 16% | 3% | 23% |
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| Republican | John McCain (incumbent) | 696,577 | 68.74% | +12.92% | |
| Democratic | Ed Ranger | 275,224 | 27.16% | −4.41% | |
| Libertarian | John C. Zajac | 23,004 | 2.27% | +0.63% | |
| Reform | Bob Park | 18,288 | 1.80% | ||
| Write-in | 187 | 0.02% | |||
| Majority | 421,353 | 41.58% | +17.34% | ||
| Turnout | 1,013,280 | ||||
| Republican hold | Swing | ||||