The 2014 United States Senate election in Colorado was held on November 4, 2014, to elect a member of the

United States Senate The United States Senate is a chamber of the Bicameralism, bicameral United States Congress; it is the upper house, with the United States House of Representatives, U.S. House of Representatives being the lower house. Together, the Senate and ...

to represent the

State of Colorado Colorado is a state in the Western United States. It is one of the Mountain states, sharing the Four Corners region with Arizona, New Mexico, and Utah. It is also bordered by Wyoming to the north, Nebraska to the northeast, Kansas to the east ...

, concurrently with the

election An election is a formal group decision-making process whereby a population chooses an individual or multiple individuals to hold Public administration, public office. Elections have been the usual mechanism by which modern representative d ...

of the

Governor of Colorado The governor of Colorado is the head of government of the U.S. state of Colorado. The governor (United States), governor is the head of the Executive (government), executive branch of Government of Colorado, Colorado's state government and is cha ...

, other elections to the United States Senate,

elections An election is a formal group decision-making process whereby a population chooses an individual or multiple individuals to hold public office. Elections have been the usual mechanism by which modern representative democracy has operated ...

to the

United States House of Representatives The United States House of Representatives is a chamber of the Bicameralism, bicameral United States Congress; it is the lower house, with the U.S. Senate being the upper house. Together, the House and Senate have the authority under Artic ...

, and various

state State most commonly refers to: * State (polity), a centralized political organization that regulates law and society within a territory **Sovereign state, a sovereign polity in international law, commonly referred to as a country **Nation state, a ...

and

local elections Local may refer to: Geography and transportation * Local (train), a train serving local traffic demand * Local, Missouri, a community in the United States Arts, entertainment, and media * ''Local'' (comics), a limited series comic book by Bria ...

. Incumbent Democratic Senator

Mark Udall Mark Emery Udall ( ; born July 18, 1950) is an American politician who served as a United States Senator from Colorado from 2009 to 2015. A member of the Democratic Party, he previously served in the United States House of Representatives, repres ...

ran for re-election to a second term, but narrowly lost to Republican U.S. Representative

Cory Gardner Cory Scott Gardner (born August 22, 1974) is an American attorney and politician who served as a United States senator from Colorado from 2015 to 2021. A Republican, he was the U.S. representative for Colorado's 4th congressional district from ...

by a margin of 1.9 percent. Despite Gardner's win however, with slightly over 48% of the vote, it is the lowest a winning Republican had received in the Class 2 Senate seat since

1918 The ceasefire that effectively ended the World War I, First World War took place on the eleventh hour of the eleventh day of the eleventh month of this year. Also in this year, the Spanish flu pandemic killed 50–100 million people wor ...

. As of , this is the last time that a Republican has won a U.S. Senate race in Colorado, and the only time since 2002.

Democratic primary

Mark Udall was the only Democrat to file to run, and thus at the Democratic state assembly on April 12, 2014, he was renominated unopposed.

Candidates

Nominee

, incumbent U.S. Senator

Results

Republican primary

At the Republican state assembly on April 12, 2014,

received 73% of the votes of over 3,900 delegates. Neither Randy Baumgardner nor Tom Janich received the required 30% make the ballot and thus Gardner received the party's nomination.

Candidates

Nominee

, U.S. Representative

Rejected in convention

* Randy Baumgardner, state senator * Tom Janich, perennial candidate

Withdrew

* Mark Aspiri, businessman *

Ken Buck Kenneth Robert Buck (born February 16, 1959) is an American lawyer and politician who represented Colorado's 4th congressional district in the United States House of Representatives from 2015 until his resignation in 2024. Buck served as chair ...

, Weld County District Attorney and nominee for the U.S. Senate in 2010 (running for CO-04) *

Owen Hill Owen Hill (born February 17, 1982) is a former State Legislator for the U.S. State of Colorado. First elected to the Colorado State Senate as a Republican in 2012, he served two terms representing Senate District 10, which encompasses Eastern ...

, state senator * Jaime McMillan, businessman * Amy Stephens, state representative * Floyd Trujillo, businessman

Declined

Bob Beauprez Robert Louis Beauprez (; born September 22, 1948) is an American politician and member of the Republican Party from the state of Colorado. Beauprez is a Colorado native and graduate of the University of Colorado Boulder. He worked as a dairy f ...

, former U.S. Representative and nominee for

Governor A governor is an politician, administrative leader and head of a polity or Region#Political regions, political region, in some cases, such as governor-general, governors-general, as the head of a state's official representative. Depending on the ...

2006 2006 was designated as the International Year of Deserts and Desertification. Events January * January 1– 4 – Russia temporarily cuts shipment of natural gas to Ukraine during a price dispute. * January 12 – A stampede during t ...

(running for

) *

Mike Coffman Michael Harold Coffman (born March 19, 1955) is an American politician, businessman, and veteran of the United States Army, U.S. Army and United States Marine Corps, U.S. Marine Corps serving as Mayor of Aurora, Colorado since 2019. A Republican ...

, U.S. Representative * Dan Domenico, Solicitor General of Colorado *

Doug Lamborn Douglas Lawrence Lamborn (born May 24, 1954) is an American attorney and politician who served as the U.S. representative for from 2007 to 2025. He is a member of the Republican Party. His district was based in Colorado Springs. On January 5, ...

, U.S. Representative * Jane E. Norton, former lieutenant governor of Colorado and candidate for the U.S. Senate in 2010 * Scott Renfroe, state senator * Victor E. Renuart Jr., former commander of

United States Northern Command The United States Northern Command (USNORTHCOM) is one of eleven unified combatant commands of the United States Department of Defense. The command is tasked with providing military support for Civil authority, non-military authorities in t ...

and the

North American Aerospace Defense Command North American Aerospace Defense Command (NORAD ; , CDAAN), known until March 1981 as the North American Air Defense Command, is a Combined operations, combined organization of the United States and Canada that provides aerospace warning, air ...

* Ellen Roberts, state senator *

John Suthers John William Suthers (born October 18, 1951) is an American attorney and politician who served as the mayor of Colorado Springs, Colorado, the Attorney General of Colorado, U.S. Attorney for Colorado, executive director of the Colorado Departmen ...

Attorney General of Colorado The Attorney General of the State of Colorado is the chief legal officer for the U.S. State of Colorado and the head of the Colorado Department of Law, a principal department of the Colorado state government. It is an elected position with a fou ...

Scott Tipton Scott Randall Tipton (born November 9, 1956) is an American politician who served as the U.S. representative for from 2011 to 2021. A Republican, he was previously a member of the Colorado House of Representatives from 2009 to 2011. Tipton was ...

, U.S. Representative

Endorsements

Polling

Results

Libertarian Party

Candidates

Nominated

* Gaylon Kent, candidate for

Colorado's 3rd congressional district Colorado's 3rd congressional district is a congressional district in the U.S. state of Colorado. It takes in most of the rural Western Slope in the state's western third portion, with a wing in the south taking in some of the southern portions ...

2012 2012 was designated as: *International Year of Cooperatives *International Year of Sustainable Energy for All Events January *January 4 – The Cicada 3301 internet hunt begins. * January 12 – Peaceful protests begin in the R ...

Unity Party of America

Candidates

Nominated

* Bill Hammons, founder and National Chairman of the

Unity Party of America The Unity Party of America is a national political party in the United States founded on November 4, 2004 with the slogan "Not Right, Not Left, But Forward!" The party has 45 state affiliates, one of which, Colorado, has ballot access. Additionall ...

Independents

Candidates

Declared

* Raúl Acosta, IT professional * Steve Shogan, neurosurgeon

General election

Fundraising

Debates

Complete video of debate
October 6, 2014
Complete video of debate
October 15, 2014

Predictions

Polling

Results

By county

Counties that flipped from Democratic to Republican * Chaffee (largest municipality: Salida) * Conejos (largest municipality:

Manassa Founded in 1851, the Town of Manassa is a Statutory Town and is the most populous municipality in Conejos County, Colorado, United States. The town's population was 947 at the 2020 United States census. Location Manassa is a farming and ranc ...

) *

Garfield ''Garfield'' is an American comic strip created by Jim Davis (cartoonist), Jim Davis. Originally published locally as ''Jon'' in 1976 (later changed to ''Garfield'' in 1977), then in nationwide Print syndication, syndication from 1978, it chro ...

(largest municipality:

Rifle A rifle is a long gun, long-barreled firearm designed for accurate shooting and higher stopping power, with a gun barrel, barrel that has a helical or spiralling pattern of grooves (rifling) cut into the bore wall. In keeping with their focus o ...

) *

Grand Grand may refer to: People with the name * Grand (surname) * Grand L. Bush (born 1955), American actor Places * Grand, Oklahoma, USA * Grand, Vosges, village and commune in France with Gallo-Roman amphitheatre * Grand County (disambiguation), ...

(largest municipality: Granby) * Larimer (largest municipality:

Fort Collins A fortification (also called a fort, fortress, fastness, or stronghold) is a military construction designed for the defense of territories in warfare, and is used to establish rule in a region during peacetime. The term is derived from La ...

) * Las Animas (largest municipality:

Trinidad Trinidad is the larger, more populous island of the Republic of Trinidad and Tobago, the country. The island lies off the northeastern coast of Venezuela and sits on the continental shelf of South America. It is the southernmost island in ...

) *

Mineral In geology and mineralogy, a mineral or mineral species is, broadly speaking, a solid substance with a fairly well-defined chemical composition and a specific crystal structure that occurs naturally in pure form.John P. Rafferty, ed. (2011): Mi ...

(largest municipality: Creede)

By congressional district

Gardner won 4 of 7 congressional districts.

References

External links

U.S. Senate elections in Colorado, 2014
at

Ballotpedia Ballotpedia is a nonprofit and nonpartisan online political encyclopedia that covers federal, state, and local politics, elections, and public policy in the United States. The website was founded in 2007. Ballotpedia is sponsored by the Lucy Bur ...

Campaign contributions
at

OpenSecrets OpenSecrets is a nonprofit organization based in Washington, D.C., that tracks and publishes data on campaign finance and lobbying, including a revolving door database which documents the individuals who have worked in both the public sector an ...

Colorado Senate debate excerpts
'' OnTheIssues.org''
Blog regarding immigration as an issue in this election
in the ''Washington Post'' {{2014 United States elections

Colorado Colorado is a U.S. state, state in the Western United States. It is one of the Mountain states, sharing the Four Corners region with Arizona, New Mexico, and Utah. It is also bordered by Wyoming to the north, Nebraska to the northeast, Kansas ...

2014 The year 2014 was marked by the surge of the Western African Ebola epidemic, West African Ebola epidemic, which began in 2013, becoming the List of Ebola outbreaks, most widespread outbreak of the Ebola, Ebola virus in human history, resul ...

Democratic primary

Candidates

Nominee

Results

Republican primary

Candidates

Nominee

Rejected in convention

Withdrew

Declined

Endorsements

Polling

Results

Libertarian Party

Candidates

Nominated

Unity Party of America

Candidates

Nominated

Independents

Candidates

Declared

General election

Fundraising

Debates

Predictions

Polling

Results

By county

By congressional district

See also

References

External links