2018 United States House of Representatives elections in Colorado

The 2018 United States House of Representatives elections in Colorado were held on November 6, 2018, to elect the seven U.S. representatives from the state of Colorado, one from each of the state's seven congressional districts. The Republican and Democratic Party primaries in Colorado were held on June 26, 2018. The elections coincided with the gubernatorial election, as well as other elections to the House of Representatives, elections to the United States Senate, and various state and local elections.

Overview Statewide PartyCandidatesVotesSeats %+/– %Democratic71,343,21153.444157.14Republican71,079,77242.963142.95Libertarian658,7692.3400.0Independent227,1871.0800.0Unity24,6230.1800.0Green 52070.0100.0Write-in51370.0100.0Total342,513,906100.07100.0

By district Results of the 2018 United States House of Representatives elections in Colorado by district:

DistrictDemocraticRepublicanOthersTotalResult Votes % Votes % Votes % Votes %District 1 272,886 73.81% 85,207 23.05% 11,622 3.14% 369,715 100.0% Democratic holdDistrict 2 259,608 60.27% 144,901 33.64% 26,256 6.09% 430,765 100.0% Democratic holdDistrict 3 146,426 43.55% 173,205 51.52% 16,570 4.93% 336,201 100.0% Republican holdDistrict 4 145,544 39.38% 224,038 60.61% 38 0.01% 369,620 100.0% Republican holdDistrict 5 126,848 39.30% 184,002 57.02% 11,866 3.68% 322,716 100.0% Republican holdDistrict 6 187,639 54.10% 148,685 42.87% 10,498 3.03% 346,822 100.0% Democratic gainDistrict 7 204,260 60.42% 119,734 35.42% 14,073 4.16% 338,067 100.0% Democratic holdTotal 1,343,211 53.43% 1,079,772 42.95% 90,924 3.62% 2,513,907 100.0%

District 1

The 1st district is located in Central Colorado and includes most of the city of Denver. Incumbent Democrat Diana DeGette, who had represented the district since 1997, ran for re-election. She was re-elected with 68% of the vote in 2016. The district had a PVI of D+21.

Democratic primary Candidates Nominee Diana DeGette, incumbent U.S. representative

Eliminated in primary Saira Rao, political activist, author, publisher, former Wall Street lawyer and television producerRAO, SAIRA

Eliminated at convention David Sedbrook, self-employed travel industry worker (endorsed DeGette)

Endorsements

Results

Republican primary Candidates Nominee Casper Stockham, Uber driver and nominee for this seat in 2016STOCKHAM, CHARLES (CASPER) WESLEY

Withdrawn John FieldFIELD, JOHN Jeremiah VialpandoJEREMIAH

Results

Libertarian primary Candidates Nominee Raymon Doane, tax examinerDOANE, RAYMON ANTHONY

General election Predictions SourceRankingAs of The Cook Political ReportNovember 5, 2018 Inside ElectionsNovember 5, 2018 Sabato's Crystal BallNovember 5, 2018RCPNovember 5, 2018Daily Kos November 5, 2018538November 7, 2018CNNOctober 31, 2018PoliticoNovember 4, 2018

Results

District 2

The 2nd district is located in Northern Colorado and encompasses seven counties. Incumbent Democrat Jared Polis, who had represented the district since 2009, did not run re-election, instead running for Governor. He was re-elected with 57% of the vote in 2016. The district had a PVI of D+9.

Democratic primary Candidates Nominee Joe Neguse, former regent for the University of Colorado, former executive director of the Colorado Department of Regulatory Agencies, and nominee for Secretary of State of Colorado in 2014

Eliminated in primary Mark Williams, businessman and former chair of the Boulder County Democratic Party

Withdrawn Howard Dotson, pastor and candidate for Loveland City Council in 2017 Kristopher Larsen, mayor of Nederland Kenneth Toltz, businessman and nominee for the 6th district in 2000

Declined Kerry Donovan, state senator for the 5th District (running for re-election) Steve Fenberg, state senator Dan Gibbs, Summit County Commissioner and former state senator Elise Jones, Boulder County Commissioner Betsy Markey, former U.S. representative and nominee for state treasurer in 2014 Shaun McGrath, former mayor of Boulder Shannon Watts, founder of Moms Demand Action

Endorsements

Results

Republican primary Candidates Nominee Peter Yu, businessmanYU, PETER

Results

Libertarian primary Candidates Nominee Roger Barris

Withdrawn Todd Mitchem

Independents Candidates Nick ThomasTHOMAS, NICHOLAS STEPHEN DRESELLY

General election Predictions SourceRankingAs of The Cook Political ReportNovember 5, 2018 Inside ElectionsNovember 5, 2018 Sabato's Crystal BallNovember 5, 2018RCPNovember 5, 2018Daily KosNovember 5, 2018538November 7, 2018CNNOctober 31, 2018PoliticoNovember 4, 2018

Results

District 3

The 3rd district is located in Western and Southern Colorado and includes a large number of sparsely populated counties and the city of Grand Junction. Incumbent Republican Scott Tipton, who had represented the district since 2011, ran for re-election. He was re-elected with 55% of the vote in 2016. The district had a PVI of R+6.

Republican primary Candidates Nominee Scott Tipton, incumbent U.S. representative

Results

Democratic primary This was one of 80 Republican-held House districts targeted by the Democratic Congressional Campaign Committee in 2018.

Candidates Nominee Diane Mitsch Bush, former state representative

Eliminated in primary Karl Hanlon, Glenwood Springs city attorney Arn Menconi, former Eagle County commissioner

Withdrawn Chris Kennedy, Grand Junction city councilman

Declined Kerry Donovan, state senator for the 5th District (running for re-election)

Results

General election Polling Poll source Date(s)administered Samplesize Marginof errorScottTipton (R)DianeMitsch Bush (D) Other UndecidedJMC Analytics/Bold Blue CampaignsJMC Analytics/Bold Blue CampaignsOctober 27 – November 2, 2018500± 4.5%46%41%5%Gaylon Kent (L) with 4%, Mary Malarsie (I) with 1%7%Change Research (D)Change Research (D)October 27–29, 2018485–53%38%–9%

Predictions SourceRankingAs of The Cook Political ReportNovember 5, 2018 Inside ElectionsNovember 5, 2018 Sabato's Crystal BallNovember 5, 2018RCPNovember 5, 2018Daily KosNovember 5, 2018538November 7, 2018CNNOctober 31, 2018PoliticoNovember 4, 2018

Results

District 4

The 4th district is located in Eastern Colorado and includes numerous sparsely populated counties. Incumbent Republican Ken Buck, who had represented the district since 2015, ran for re-election. He was re-elected with 64% of the vote in 2016. The district had a PVI of R+13.

Republican primary Candidates Nominee Ken Buck, incumbent U.S. representative

Eliminated at convention Jim Gunning, former mayor of Lone Tree

Results

Democratic primary Candidates Nominee Karen McCormick, veterinarianMCCORMICK, KAREN A DVM

Eliminated in primary Chase Kohne, veteran, veterinarian and small business ownerKOHNE, STEVEN CHASE DR.

Eliminated at convention Larry Germanson Richard Weil

Endorsements

Results

General election Predictions SourceRankingAs of The Cook Political ReportNovember 5, 2018 Inside ElectionsNovember 5, 2018 Sabato's Crystal BallNovember 5, 2018RCPNovember 5, 2018Daily KosNovember 5, 2018538November 7, 2018CNNOctober 31, 2018PoliticoNovember 4, 2018

Results

District 5

The 5th district is located in Central Colorado and includes Fremont, El Paso, Teller and Chaffee counties and the city of Colorado Springs. Incumbent Republican Doug Lamborn, who had represented the district since 2007, ran for re-election. He was re-elected with 62% of the vote in 2016. The district had a PVI of R+14.

Republican primary Candidates Nominee Doug Lamborn, incumbent U.S. representative

Eliminated in primary Darryl Glenn, El Paso County Commissioner and nominee for the U.S. Senate in 2016 Owen Hill, state senator Bill Rhea, retired Texas judge Tyler Stevens, former Green Mountain Falls mayor

Withdrawn Tom Strand, Colorado Springs City Council member

Polling {| class=wikitable ! Poll source ! Date(s)administered ! Samplesize ! Margin oferror ! style="width:75px;"|DarrylGlenn ! style="width:75px;"|OwenHill ! style="width:75px;"|DougLamborn ! style="width:75px;"|BillRhea ! style="width:75px;"|TylerStevens ! style="width:75px;"|Undecided |- |Magellan StrategiesMagellan Strategies | align=center| May 20–21, 2018 | align=center| 519 | align=center| ± 4.3% | align=center| 27% | align=center| 10% | align=center| 37% | align=center| 2% | align=center| 3% | align=center| 21%

Results

Democratic primary Candidates Nominee Stephany Rose Spaulding, activist, public commentator, pastor of Ebenezer Baptist Church in Colorado Springs, and associate professor of Women's and Ethnic Studies at the University of Colorado Colorado Springs

Eliminated in primary Marcus Murphy (write-in)

Eliminated at convention Betty Field, social worker and former executive director for the Black Hills Center for Equality Lori Furstenberg Kimberly Sugarmen

Results

Libertarian primary Candidates Nominee Douglas Randall

General election Predictions SourceRankingAs of The Cook Political ReportNovember 5, 2018 Inside ElectionsNovember 5, 2018 Sabato's Crystal BallNovember 5, 2018RCPNovember 5, 2018Daily KosNovember 5, 2018538November 7, 2018CNNOctober 31, 2018PoliticoNovember 4, 2018

Results

District 6

The 6th district is located in Central Colorado and surrounds the city of Denver from the east, including the city of Aurora. Incumbent Republican Mike Coffman, who had represented the district since 2009, ran for re-election. He was re-elected with 51% of the vote in 2016. The district had a PVI of D+2.

Republican primary Candidates Nominee Mike Coffman, incumbent U.S. representative

Results

Democratic primary This was one of 80 Republican-held House districts targeted by the Democratic Congressional Campaign Committee in 2018.

Candidates Nominee Jason Crow, attorney

Eliminated in primary Levi Tillemann, businessman

Withdrawn David Aarestad, attorney and former candidate for the Cherry Creek School District Gabriel McArthur, Bernie Sanders delegate to the 2016 Democratic National Convention (endorsed Tillemann)

Results

General election Endorsements

Polling Poll source Date(s)administered Samplesize Margin oferror MikeCoffman (R) JasonCrow (D) UndecidedNYT Upshot/Siena CollegeNYT Upshot/Siena College October 13–17, 2018 506 ± 4.5% 38% 47% 9%Normington, Petts & Associates (D)Normington, Petts & Associates (D) September 18–23, 2018 400 ± 4.9% 38% 49% 13%NYT Upshot/Siena CollegeNYT Upshot/Siena College September 12–14, 2018 500 ± 4.8% 40% 51% 9%The Tarrance Group (R-Coffman)The Tarrance Group (R-Coffman) September 11–13, 2018 400 ± 4.9% 45% 46% 9%IMGE Insights (R)IMGE Insights (R) July 9–12, 2018 400 – 45% 45% 10%Global Strategy Group (D-Crow)Global Strategy Group (D-Crow) July 11–17, 2018 506 ± 4.4% 45% 47% 8%Normington, Petts & Associates (D) July 9–11, 2018 400 – 44% 41% 15%Public Policy Polling (D)Public Policy Polling (D) February 15–18, 2018 751 ± 3.6% 39% 44% 17%Public Policy Polling (D)Public Policy Polling (D) October 5–8, 2017 742 ± 3.6% 43% 36% 21%

Predictions SourceRankingAs of The Cook Political ReportNovember 5, 2018 Inside ElectionsNovember 5, 2018 Sabato's Crystal BallNovember 5, 2018RCPNovember 5, 2018Daily KosNovember 5, 2018538November 7, 2018CNNOctober 31, 2018PoliticoNovember 4, 2018

Results

District 7

The 7th district is located in Central Colorado, to the north and west of Denver and includes the cities of Thornton and Westminster and most of Lakewood. Incumbent Democrat Ed Perlmutter, who had represented the district since 2007, ran for re-election. He was re-elected with 55% of the vote in 2016. The district had a PVI of D+6.

Democratic primary Perlmutter announced a run for governor, but later withdrew from that race. He later announced that he would not run for re-election. However, on August 21, 2017, he announced that he had changed his mind.

Candidates Nominee Ed Perlmutter, incumbent U.S. representative

Withdrawn Daniel Baer, former U.S. ambassador to the Organization for Security and Co-operation in Europe Andy Kerr, state senator