The 2020 Delaware Senate election was held on November 3, 2020, concurrently with the elections for the Delaware House of Representatives, to elect members to the Delaware General Assembly. 11 of the 21 seats in the Delaware Senate were up for election. Primary elections were held on September 16, 2020.

Democrats increased their majority in the Senate by gaining two seats, winning 14 seats, compared to seven seats for the Republicans.

Retirements

Democrats District 1: Harris McDowell III retired.

Incumbents defeated

In primary elections District 13: Democrat David McBride lost renomination to Marie Pinkney, who went on to win the general election.

In the general election District 5: Republican Catherine Cloutier was defeated by Democrat Kyle Evans Gay. District 7: Republican Anthony Delcollo was defeated by Democrat Spiros Mantzavinos.

Predictions SourceRankingAs of The Cook Political ReportOctober 21, 2020

Results summary

Statewide + Summary of the November 3, 2020, Delaware Senate election results Party Candidates Votes % Seats Before Up Won After +/– Democratic 9 130,663 55.41 12 6 8 14 2 Republican 9 105,142 44.59 9 5 3 7 2 Total 235,805 100 21 11 11 21 Source: Delaware Elections Results, 2, 3

District Results of the 2020 Delaware Senate election by district:

DistrictDemocraticRepublicanTotalResult Votes % Votes % Votes % District 1 16,865 73.30% 6,144 26.70% 23,009 100.00% Democratic hold District 5 13,475 52.31% 12,283 47.69% 25,758 100.00% Democratic gain District 7 10,399 51.35% 9,851 48.65% 20,250 100.00% Democratic gain District 8 13,281 100.00% - - 13,281 100.00% Democratic hold District 9 12,728 67.07% 6,248 32.93% 18,976 100.00% Democratic hold District 12 21,606 100.00% - - 21,606 100.00% Democratic hold District 13 14,044 75.84% 4,475 24.16% 18,519 100.00% Democratic hold District 14 16,492 59.49% 11,229 40.51% 27,721 100.00% Democratic hold District 15 11,773 44.66% 14,587 55.34% 26,360 100.00% Republican hold District 19 - - 16,324 100.00% 16,324 100.00% Republican hold District 20 - - 24,001 100.00% 24,001 100.00% Republican hold Total 130,663 55.41% 105,142 44.59% 235,805 100.00%

Closest races Seats where the margin of victory was under 10%: gain gain

Detailed results by senate district

District 1

District 5

District 7

District 8

District 9

District 12

District 13

District 14

District 15

District 19

District 20

References

External links

(state affiliate of the U.S. League of Women Voters)