Results of the 2020 Delaware House of Representatives election by district:[3][4]
- Note: Delaware does not report results in uncompetitive primaries (i.e. races with only one candidate per party in the primary). Therefore, most districts do not include primary results.
Incumbent Democrat Nnamdi Chukwuocha had represented the 1st district since 2018.
Incumbent Democrat Stephanie Bolden had represented the 2nd district since 2010.
Incumbent Democrat Sherry Dorsey Walker had represented the 3rd district since 2018.
Incumbent Democrat Gerald Brady had represented the 4th district since 2006.
Democratic primary
General election
Incumbent Democrat Kendra Johnson had represented the 5th district since 2018.
Incumbent Democrat Debra Heffernan had represented the 6th district since 2010.
Incumbent Democrat Ray Seigfried had represented the 7th district since 2018. Seigfried lost re-nomination to fellow Democrat Larry Lambert, who went on to win the general election.
Democratic primary
General election
Incumbent Democrat Quinn Johnson had represented the 8th district since 2008. Johnson did not seek re-election, and fellow Democrat Sherae'a Moore won the general election.
Incumbent Republican Kevin Hensley had represented the 9th district since 2014.
Incumbent Democrat Sean Matthews had represented the 10th district since 2014.
Democratic primary
General election
Incumbent Republican Jeffrey Spiegelman had represented the 11th district since 2012.
Incumbent Democrat Krista Griffith had represented the 12th district since 2018.
Incumbent Democrat Larry Mitchell had represented the 13th district since 2006.
Incumbent Democrat Speaker of the House Peter Schwartzkopf had represented the 14th district since 2002.
Incumbent Democrat and Majority Leader Valerie Longhurst had represented the 15th district since 2004.
Incumbent Democrat Franklin Cooke Jr. had represented the 16th district since 2018.
Incumbent Democrat Melissa Minor-Brown had represented the 17th district since 2018.
Incumbent Democrat David Bentz had represented the 18th district since 2015.
Incumbent Democrat Kimberly Williams had represented the 19th district since 2012.
Incumbent Republican Stephen Smyk had represented the 20th district since 2012.
Incumbent Republican Michael Ramone had represented the 21st district since 2008.
Incumbent Republican Michael Smith had represented the 22nd district since 2018.
Incumbent Democrat Paul Baumbach had represented the 23rd district since 2012.
Incumbent Democrat Edward Osienski had represented the 24th district since 2010.
Incumbent Democrat John Kowalko Jr. had represented the 25th district since 2006.
Incumbent Democrat John Viola had represented the 26th district since 1998. Viola lost re-nomination to fellow Democrat Madinah Wilson-Anton, who went on to win the general election.
Democratic primary
General election
Incumbent Democrat Earl Jaques Jr. had represented the 27th district since 2008. Jaques lost re-nomination to fellow Democrat Eric Morrison, who went on to win the general election.
Democratic primary
General election
Incumbent Democrat William Carson Jr. had represented the 28th district since 2008.
Incumbent Democrat William Bush IV had represented the 29th district since 2018.
Incumbent Republican Shannon Morris had represented the 30th district since 2018.
Incumbent Democrat Sean Lynn had represented the 31st district since 2014.
Incumbent Democrat Andria Bennett had represented the 32nd district since 2012.
Incumbent Republican Charles Postles Jr. had represented the 33rd district since 2016.
Incumbent Republican Lyndon Yearick had represented the 34th district since 2014.
Democratic primary
General election
Incumbent Republican Jesse Vanderwende had represented the 35th district since 2018.
Incumbent Republican Bryan Shupe had represented the 36th district since 2018.
Incumbent Republican Ruth Briggs King had represented the 37th district since 2010.
Incumbent Republican Ronald Gray had represented the 38th district since 2012.
Incumbent Republican and Minority Leader Daniel Short had represented the 39th district since 2006.
Incumbent Republican Timothy Dukes had represented the 40th district since 2012.
Incumbent Republican Richard Collins had represented the 41st district since 2014.