2018 Delaware Senate election
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10 of the 21 seats in the Delaware State Senate 11 seats needed for a majority | ||||||||||||||||||||||||||||||||||||||||
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| Turnout | 52.20% | |||||||||||||||||||||||||||||||||||||||
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Results: Democratic gain Democratic hold Republican hold No election | ||||||||||||||||||||||||||||||||||||||||
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The 2018 Delaware Senate election was held on November 6, 2018, to elect 10 of the 21 members to Delaware's State Senate. The election coincided with the elections for other offices, including U.S. Senate, U.S. House of Representatives, and state house. The primary election was held on September 6, 2018.
Delaware Republicans needed to have a net gain of one seat to flip the chamber from the Democrats, however, Democrats increased their majority in the Senate by gaining one seat (winning 12 seats, compared to nine seats for the Republicans).