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| Turnout | 52.01% | ||||||||||||||||
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 County results Township resultsDixon: 40–50% 50–60% 60–70% 70–80% 80–90% <90% Koehler: 40–50% 50–60% 60–70% 70–80% 80–90% | |||||||||||||||||
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The1986 United States Senate election in Illinois was held on November 4, 1986. The incumbent Democrat U.S. SenatorAlan J. Dixon won re-election to a second term. Until2022, this was the most recent election in which an incumbent Senator won re-election to Illinois' Class 3 seat and was elected to more than one full term.
Primaries were held March 18, 1986.[1]
The primaries and general elections coincided with those forHouse, as well as those forstate offices.[1][2]
For the primaries, the turnout was 21.84%, with 1,333,989 votes were cast.[1]
For the general election, turnout was 52.01%, with 3,122,833 votes cast.[2]
| Party | Candidate | Votes | % | |
|---|---|---|---|---|
| Democratic | Alan J. Dixon (incumbent) | 720,571 | 84.77 | |
| Democratic | Sheila Jones | 129,474 | 15.23 | |
| Write-in | Others | 4 | 0.00 | |
| Total votes | 850,049 | 100 | ||
| Party | Candidate | Votes | % | |
|---|---|---|---|---|
| Republican | Judy Koehler | 266,214 | 55.01 | |
| Republican | George Ranney | 217,720 | 44.99 | |
| Write-in | Others | 6 | 0.00 | |
| Total votes | 483,940 | 100 | ||
Dixon easily won the senate race. Koehler fared poorly throughout most parts of the state, only winning 10 of the state's 102 counties.[2]
Koehler's campaign was regarded as underfinanced.[5]
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| Democratic | Alan J. Dixon (incumbent) | 2,033,783 | 65.13% | +9.12% | |
| Republican | Judy Koehler | 1,053,734 | 33.74% | −8.76% | |
| Illinois Solidarity | Einar V. Dyhrkopp | 15,804 | 0.51% | ||
| Libertarian | Donald M. Parrish, Jr. | 13,891 | 0.44% | −0.20% | |
| Socialist Workers | Omari Musa | 5,671 | 0.18% | +0.12% | |
| Total votes | 3,122,833 | 100 | |||
| Democratichold | Swing | ||||
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