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2026 candidates we're tracking in KS-4
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Ron Estes
Republican
Incumbent
Ron Estes is a fifth-generation Kansan with an engineering and business background who served as Sedgwick County treasurer and Kansas state treasurer before winning this seat in 2017, per his campaign site. He is the sitting U.S. Representative for this distri…
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Frank A. McCollum
Republican
A farmer from Fall River who says he has farmed his entire life, describing it as 70 years of knowledge, per his campaign site. He asks voters to choose common sense over parties and builds his pitch around increases in healthcare, fuel, farm input and food co…
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Chris Carmichael
Democratic
Chris Carmichael is a retired colonel who served more than 31 years in the Army and Air Force, including over two years in Afghanistan, and earned the Bronze Star, per his campaign site. Now living in Andover, he is running on affordability, health care, and p…
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Cole Epley
Democratic
Cole Epley SUSPENDED HIS CAMPAIGN ON JULY 2, 2026 and endorsed Chris Carmichael, though his name still prints on the August 4 ballot, per Kansas Reflector. He is a former foster care social worker who worked at a licensed group home for middle school boys and …
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Ryan Gilbert
Democratic
Ryan Gilbert SUSPENDED HIS CAMPAIGN IN MID JULY 2026 and endorsed Katy Tyndell, though his name still prints on the August 4 ballot, per KMUW. He is a business manager at a family law practice and a Kansas native who describes himself as an abuse survivor who …
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Katy Tyndell
Democratic
Katy Jackman Tyndell is an attorney and business owner in Wichita who helps run her family's independent oil and gas operating company and previously served as staff attorney for the National Congress of American Indians, per her campaign site. In 2025 she co-…
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Drew Cranmer
Libertarian
A data engineer and small business founder who describes himself as not a career politician, per his campaign site. He is the Libertarian nominee for this district, and Libertarian nominees are chosen at party convention and appear on the November 3 ballot onl…
About this race
Kansas's 4th Congressional District elects one member of the U.S. House of Representatives to a two-year term. Every House seat in the country is on the ballot in 2026. The Kansas primary is Tuesday, August 4, 2026, and the general election is Tuesday, November 3, 2026.