Political party strength in Kansas

Voter registration by county

Legend:

•   30–40%
•   40–50%
•   50–60%
•   60–70%
•   70–80%
•   80–90%
•   40–50%

Partisan identification in the electorate

As of July 2025, Kansas's registered voters include 899,565 Republicans (45.1%), 498,451 Democrats (24.9%), 23,803 Libertarians (1.2%), 5,262 No Labels (0.3%), and 568,664 Unaffiliated (28.5%).^[1]

State politics

The following table indicates the party of elected officials in the U.S. state of Kansas:

• Governor
• Lieutenant governor
• Secretary of state
• Attorney general
• State treasurer
• Insurance commissioner

The table also indicates the historical party composition in the:

• State Senate
• State House of Representatives
• State delegation to the U.S. Senate
• State delegation to the U.S. House of Representatives

For years in which a presidential election was held, the table indicates which party's nominees received the state's electoral votes.

1861–1974

Year	Executive offices							State Legislature		United States Congress			Electoral votes
	Governor	Lieutenant Governor	Secretary of State	Attorney General	Treasurer	Insurance Comm.	Auditor	State Senate	State House	U.S. Senator (Class II)	U.S. Senator (Class III)	U.S. House
1861	Charles L. Robinson (R)[a]	Joseph Pomeroy Root (R)	John W. Robinson (R)[b]	B. F. Simpson (R)	Hartwin R. Dutton (R)	post created 1871	George S. Hillyer (R)	22R, 3D	64R, 11D	Jim Lane (R)[c]	Samuel C. Pomeroy (R)	Martin F. Conway (R)
				Charles Chadwick (R)
1862			Sanders R. Shepard (R)[d]	Samuel Stinson (D)			David L. Lakin (I)
1863	Thomas Carney (R)	Thomas A. Osborn (R)	Warren W. H. Lawrence (R)	Warren W. Guthrie (R)	William Spriggs (R)		Asa Hairgrove (R)	20R, 2D, 2I, 1ID	57R, 8D, 7U, 1I, 1Abol, 1?			A. Carter Wilder (R)
1864									30R, 3D, 42?				Lincoln/ Johnson (NU) Y
1865	Samuel J. Crawford (R)[e]	James McGrew (R)	Rinaldo A. Barker (R)	Jerome D. Brumbaugh (R)			John R. Swallow (R)	19R, 2I, 2NU, 1D, 1Nat	62R, 7D, 4Abol, 1I, 1IR, 1NU, 2?			Sidney Clarke (R)
1866									61R, 10D, 1I, 1IR, 1NU, 1W, 3?
1867		Nehemiah Green (R)		George Henry Hoyt (R)	Martin Anderson (R)			20R, 5D	69R, 13D	Edmund G. Ross (R)
1868									62R, 26D				Grant/ Colfax (R) Y
	Nehemiah Green (R)[f]	vacant
1869	James M. Harvey (R)	Charles V. Eskridge (R)	Thomas Moonlight (R)	Addison Danford (R)	George Graham (R)		Alois Thoman (R)	24R, 1D	84R, 6D
1870									R majority
1871		P. P. Elder (R)	William H. Smallwood (R)	Archibald L. Williams (R)	Josiah E. Hayes (R)	William C. Webb (R)		25R	82R, 16D	Alexander Caldwell (R)		David P. Lowe (R)
1872									R majority				Grant/ Wilson (R) Y
1873	Thomas A. Osborn (R)	Elias S. Stover (R)				Edward Russell (R)	Daniel W. Wilder (R)	27R, 5FA, 1D	51R, 34FA, 18I, 2D	Robert Crozier (R)	John J. Ingalls (R)	3R
1874					Samuel Lappin (R)	Harrison Clarkson (R)			57R, 18Ref, 13I,[g] 9FA, 4Lib, 3D, 2?, 1 vac.	James M. Harvey (R)
1875		Melville J. Salter (R)[h]	Thomas H. Cavanaugh (R)	Asa M. F. Randolph (R)	John Francis (R)	Orrin T. Welch (R)		20R, 9Ref, 3D, 1LR	75R, 20Ref, 10D, 2?			2R, 1D
1876									77R, 9D, 13I,[i] 4IR, 3Ref, 1RefR, 1?				Hayes/ Wheeler (R) Y
1877	George T. Anthony (R)			Willard Davis (R)			Parkinson I. Bonebrake (R)	35R, 5D	107R, 18D	Preston B. Plumb (R)[c]		3R
		Lyman U. Humphrey (R)[j]
1878
1879	John St. John (R)		James Smith (R)						108R, 17D
1880													Garfield/ Arthur (R) Y
1881		David Finney (R)		William Agnew Johnston (R)				37R, 2D, 1Fus	112R, 9D, 4Fus
1882
1883	George Washington Glick (D)				Samuel T. Howe (R)	Richard B. Morris (D)	Edward P. McCabe (R)		86R, 26D, 13GB			7R
1884				George P. Smith (D)									Blaine/ Logan (R) N
1885	John Martin (R)	Alexander P. Riddle (R)	Edwin B. Allen (R)	Simon B. Bradford (R)				37R, 3D	107R, 11D, 7I
1886
1887					James W. Hamilton (R)	Daniel W. Wilder (R)	Timothy McCarthy (R)		97R, 24D, 3I, 1Lab			6R, 1IR
1888													Harrison/ Morton (R) Y
1889	Lyman U. Humphrey (R)	Andrew Jackson Felt (R)	William Higgins (R)	Lyman Beecher Kellogg (R)				39R, 1D	121R, 2D, 2UL			7R
1890					William Sims (R)
1891				John Nutt Ives (D)	Solomon G. Stover (R)	W. H. McBride (R)	Charles M. Hovey (R)		92FA, 26R, 7D		William A. Peffer (Pop)	5Pop, 2R
1892										Bishop W. Perkins (R)			Weaver/ Field (Pop) N
1893	Lorenzo D. Lewelling (Pop)	Percy Daniels (Pop)	Russell S. Osborn (Pop)	John T. Little (Pop)	William H. Biddle (Pop)	S. H. Snider (R)	Van B. Prather (Pop)	23Pop, 15R, 2D	64R, 58Pop, 2D, 1I	John Martin (D)		5Pop, 2R, 1D
1894
1895	Edmund N. Morrill (R)	James A. Troutman (R)	William C. Edwards (R)	Fernando B. Dawes (R)	Otis L. Atherton (R)	George T. Anthony (R)	George E. Cole (R)		91R, 33Pop, 1D	Lucien Baker (R)		7R, 1Pop
1896						Alexander P. Riddle (R)							Bryan/ Sewall (D) N
1897	John W. Leedy (Pop)	Alexander Miller Harvey (Pop)	William E. Bush (Pop)	Louis C. Boyle (Pop)	David Heflebower (Pop)	Webb McNall (Pop)	William H. Morris (Pop)	27Pop, 11R, 2D	67Pop, 47R, 8D, 3SvR		William A. Harris (Pop)	6Pop, 2R
1898
1899	William Eugene Stanley (R)	Harry E. Richter (R)	George A. Clark (R)	Aretas A. Godard (R)	Frank Grimes (R)	Willard V. Church (R)	George E. Cole (R)		92R, 33Pop			7R, 1Pop
1900													McKinley/ Roosevelt (R) Y
1901								31R, 7Pop, 2D	81R, 30Pop, 12D, 2SvR	Joseph R. Burton (R)		7R, 1D
1902
1903	Willis J. Bailey (R)	David J. Hanna (R)	Joel R. Burrow (R)	Chiles C. Coleman (R)	Thomas Kelly (R)	Charles H. Luling (R)	Seth G. Wells (R)		95R, 30D		Chester I. Long (R)	8R
1904													Roosevelt/ Fairbanks (R) Y
1905	Edward W. Hoch (R)							37R, 3D	110R, 15D
1906										Alfred W. Benson (R)
1907		W. J. Fitzgerald (R)	Charles E. Denton (R)	Fred S. Jackson (R)	Mark Tulley (R)	Charles W. Barnes (R)	James M. Nation (R)		94R, 31D	Charles Curtis (R)
1908													Taft/ Sherman (R) Y
1909	Walter R. Stubbs (R)							34R, 6D	84R, 40D, 1I		Joseph L. Bristow (R)
1910
1911		Richard Joseph Hopkins (R)	Charles H. Sessions (R)	John Shaw Dawson (R)		Isaac S. Lewis (R)	William E. Davis (R)		71R, 53D, 1I
1912													Wilson/ Marshall (D) Y
1913	George H. Hodges (D)	Sheffield Ingalls (R)			Earl Akers (R)			21D, 18R, 1Soc	72D, 51R, 2Soc	William H. Thompson (D)		5D, 3R
1914
1915	Arthur Capper (R)	William Y. Morgan (R)	John T. Botkin (R)	Sardius M. Brewster (R)		Carey J. Wilson (R)			66R, 49D, 9Prog, 1Soc		Charles Curtis (R)	6D, 2R
1916													Wilson/ Marshall (D) Y
1917					Walter Payne (R)		Fred W. Knapp (R)	31R, 9D	86R, 37D, 2Soc			5D, 3R
1918
1919	Henry J. Allen (R)	Charles S. Huffman (R)	Lewis J. Pettijohn (R)	Richard Joseph Hopkins (R)		Frank L. Travis (R)			110R, 15D	Arthur Capper (R)		7R, 1D
1920													Harding/ Coolidge (R) Y
1921					E. T. Thompson (R)		N. A. Turner (R)	38R, 2D	113R, 12D			8R
1922			David O. McCray (R)
1923	Jonathan M. Davis (D)	Benjamin S. Paulen (R)	Frank J. Ryan (R)	Charles Benjamin Griffith (R)		William R. Baker (R)			95R, 30D			7R, 1D
1924													Coolidge/ Dawes (R) Y
1925	Benjamin S. Paulen (R)	De Lanson Chase (R)			Carl White (R)		William E. Davis (R)	32R, 8D	92R, 33D			6R, 2D
1926
1927				William A. Smith (R)			Will J. French (R)					7R, 1D
1928													Hoover/ Curtis (R) Y
1929	Clyde M. Reed (R)	Jacob W. Graybill (R)	Edgbert A. Cornell (R)		Tom Boyd (R)	Charles F. Hobbs (R)		37R, 3D	101R, 24D		Henry J. Allen (R)
1930				Roland Boynton (R)
1931	Harry Hines Woodring (D)	Jacob W. Graybill (R)							77R, 48D		George McGill (D)
1932													Roosevelt/ Garner (D) Y
1933	Alf Landon (R)	Charles W. Thompson (R)	Frank J. Ryan (R)		William Jardine (R)			23R, 17D	65R, 60D			4R, 3D
1934					J. J. Rhodes (R)
1935				Clarence Victor Beck (R)			Ed J. Powers (D)		75R, 50D
1936							George S. Robb (R)						Roosevelt/ Garner (D) Y
1937	Walter A. Huxman (D)	William M. Lindsay (D)						25R, 15D	74R, 51D			5R, 2D
1938					Jibo Hewitt (D)
1939	Payne Ratner (R)	Carl E. Friend (R)		Jay S. Parker (R)	Walter Wilson (R)				108R, 17D		Clyde M. Reed (R)[c]	6R, 1D
1940													Willkie/ McNary (R) N
1941								35R, 5D	98R, 27D
1942
1943	Andrew Frank Schoeppel (R)	Jess C. Denious (R)		Alexander B. Mitchell (R)					113R, 12D			6R
1944													Dewey/ Bricker (R) N
1945					Elmer T. Beck (R)			39R, 1D	120R, 5D
1946
1947	Frank Carlson (R)[k]	Frank L. Hagaman (R)		Edward F. Arn (R)	Richard Fadely (R)	Frank Sullivan (R)			108R, 17D
1948													Dewey/ Warren (R) N
1949			Larry Ryan (D)	Harold R. Fatzer (R)				34R, 6D	95R, 30D	Andrew Frank Schoeppel (R)[c]
1950											Harry Darby (R)
	Frank L. Hagaman (R)[f]	vacant	Paul R. Shanahan (R)
1951	Edward F. Arn (R)	Fred Hall (R)							105R, 20D		Frank Carlson (R)
1952													Eisenhower/ Nixon (R) Y
1953								35R, 5D				5R, 1D
1954
1955	Fred Hall (R)[l]	John McCuish (R)							89R, 36D			6R
1956				John Anderson Jr. (R)									Eisenhower/ Nixon (R) Y
1957	John McCuish (R)[f]	vacant						32R, 8D	82R, 43D			5R, 1D
	George Docking (D)	Joseph W. Henkle Sr. (D)
1958
1959					George Hart (D)				69R, 56D			3D, 3R
1960													Nixon/ Lodge (R) N
1961	John Anderson Jr. (R)	Harold H. Chase (R)		William M. Ferguson (R)	Walter Peery (R)		Clay E. Hedrick (R)		82R, 43D			5R, 1D
1962										James B. Pearson (R)
1963									89R, 36D			5R
1964													Johnson/ Humphrey (D) Y
1965	William H. Avery (R)	John Crutcher (R)		Robert C. Londerholm (R)				27R, 13D	80R, 45D
1966			Elwill M. Shanahan (R)
1967	Robert Docking (D)								77R, 48D
1968													Nixon/ Agnew (R) Y
1969		Jim De Coursey (D)		Kent Frizzell (R)				32R, 8D	87R, 38D		Bob Dole (R)
1970
1971		Reynolds Shultz (R)		Vern Miller (D)		Fletcher Bell (R)			84R, 41D			4R, 1D
1972													Nixon/ Agnew (R) Y
1973		Dave Owen (R)			Tom Van Sickle (R)			27R, 13D	80R, 45D
1974

1975–present

Year	Executive offices						State Legislature		United States Congress			Electoral votes
	Governor	Lieutenant Governor	Secretary of State	Attorney General	Treasurer	Insurance Comm.	State Senate	State House	U.S. Senator (Class II)	U.S. Senator (Class III)	U.S. House
1975	Robert Frederick (R)	Shelby Smith (R)	Elwill M. Shanahan (R)	Curt T. Schneider (D)	Joan Finney (D)	Fletcher Bell (R)	27R, 13D	72R, 53D	James B. Pearson (R)	Bob Dole (R)	4R, 1D
1976												Ford/ Dole (R) N
1977							21R, 19D	65D, 60R			3R, 2D
1978			Jack Brier (R)
1979	John W. Carlin (D)	Paul Dugan (D)		Robert Stephan (R)				69R, 56D	Nancy Kassebaum (R)		4R, 1D
1980												Reagan/ Bush (R) Y
1981							23R, 17D	72R, 53D
1982
1983		Thomas Docking (D)									3R, 2D
1984
1985							24R, 16D	76R, 49D
1986
1987	Mike Hayden (R)	Jack D. Walker (R)	Bill Graves (R)					74R, 51D
1988												Bush/ Quayle (R) Y
1989							22R, 18D	67R, 58D
1990
1991	Joan Finney (D)	Jim Francisco (D)			Sally Thompson (D)	Ronald L. Todd (R)		63D, 62R
1992												Bush/ Quayle (R) N
1993							26R, 14D	66R, 59D			2D, 2R
1994
1995	Bill Graves (R)	Sheila Frahm (R)[m]	Ron Thornburgh (R)[n]	Carla Stovall (R)		Kathleen Sebelius (D)		80R, 45D			4R
1996												Dole/ Kemp (R) N
		Gary Sherrer (R)[o]								Sheila Frahm (R)[m]
										Sam Brownback (R)[p]
1997							27R, 13D	77R, 48D	Pat Roberts (R)
1998
1999					Tim Shallenburger (R)						3R, 1D
2000												Bush/ Cheney (R) Y
2001							30R, 10D	79R, 46D
2002
2003	Kathleen Sebelius (D)[q]	John E. Moore (D)		Phill Kline (R)	Lynn Jenkins (R)[r]	Sandy Praeger (R)		80R, 45D
2004
2005								83R, 42D
2006
2007		Mark Parkinson (D)		Paul J. Morrison (D)[n]				78R, 47D			2R, 2D
2008												McCain/ Palin (R) N
				Stephen Six (D)[s]
2009					Dennis McKinney (D)[s]		31R, 9D	77R, 48D			3R, 1D
	Mark Parkinson (D)[f]	Troy Findley (D)[s]						76R, 49D[t]
2010			Chris Biggs (D)[s]
2011	Sam Brownback (R)[u]	Jeff Colyer (R)	Kris Kobach (R)	Derek Schmidt (R)	Ron Estes (R)		32R, 8D[v]	92R, 33D		Jerry Moran (R)	4R
2012												Romney/ Ryan (R) N
2013
2014								93R, 32D[w]
2015						Ken Selzer (R)		98R, 27D
2016												Trump/ Pence (R) Y
2017					Jake LaTurner (R)[s]		31R, 9D	85R, 40D
2018	Jeff Colyer (R)[f]	Tracey Mann (R)[s]					30R, 9D, 1I[x]
2019	Laura Kelly (D)	Lynn Rogers (D)	Scott Schwab (R)			Vicki Schmidt (R)	28R, 11D, 1I[y]	84R, 41D[z]			3R, 1D
2020							29R, 11D[aa]					Trump/ Pence (R) N
2021		David Toland (D)[s]			Lynn Rogers (D)[s]			86R, 39D	Roger Marshall (R)
2022
2023				Kris Kobach (R)	Steven Johnson (R)		28R, 11D, 1I[ab]	85R, 40D
2024												Trump/ Vance (R) Y
2025							31R, 9D	88R, 37D

Key to party colors and abbreviations for members of the U.S. Congress and other politicians or officials

Alaskan Independence (AKIP) Know Nothing (KN) American Labor (AL) Anti-Jacksonian (Anti-J) National Republican (NR) Anti-Administration (AA) Anti-Masonic (Anti-M) Conservative (Con) Covenant (Cov)

Democratic (D) Democratic–Farmer–Labor (DFL) Democratic–NPL (D-NPL) Dixiecrat (Dix), States' Rights (SR) Democratic-Republican (DR) Farmer–Labor (FL) Federalist (F) Pro-Administration (PA)

Free Soil (FS) Fusion (Fus) Greenback (GB) Independence (IPM) Independent Democrat (ID) Independent Republican (IR) Jacksonian (J) Liberal (Lib)

Libertarian (L) National Union (NU) Nonpartisan League (NPL) Nullifier (N) Opposition Northern (O) Opposition Southern (O) Populist (Pop) Progressive (Prog)

Prohibition (Proh) Readjuster (Rea) Republican (R) Silver (Sv) Silver Republican (SvR) Socialist (Soc) Union (U) Unconditional Union (UU)

Vermont Progressive (VP) Whig (W) Independent (I) Nonpartisan (NP)

1. Impeached but acquitted of charges and was not removed from office.
2. Elected in December 1859 in anticipation of statehood and sworn in after Kansas was admitted to the Union in February 1861. As a result of a bond scandal, was impeached on February 26, 1862, along with Governor Charles L. Robinson and state Auditor George S. Hillyer. Robinson was convicted by the state Senate on June 12, 1862 and removed from office, becoming the first state executive branch official to be impeached and removed from office in U.S. history.
3. Died in office.
4. Succeeded to office on July 28, 1862.
5. Resigned to take command of the 19th Kansas Infantry.
6. As lieutenant governor, filled unexpired term.
7. Includes 2 Independent Republicans, and 1 Liberal Independent.
8. Resigned July 10, 1877.
9. Includes 4 Independent Republicans.
10. Elected November 6, 1877, to fill vacancy.
11. Resigned to take an elected seat in the United States Senate.
12. Resigned with 11 days left in his term. The first act of his successor was to appoint him to the Kansas Supreme Court.
13. Resigned as Lieutenant Governor on June 11, 1996, and was appointed by Governor Bill Graves to fill a vacancy in the United States Senate.
14. Resigned.
15. The state's first appointed lieutenant governor, he was appointed on July 18, 1996 to fill a vacancy and was elected in his own right in November 1998.
16. Defeated Sheila Frahm in the primary, and took the seat early on November 7, 1996 after the special general election.
17. Resigned to take office as United States Secretary of Health and Human Services.
18. Elected in November 2008 to U.S. House representing Kansas's 2nd congressional district.
19. Appointed by Governor to fill vacancy.
20. On January 12, 2009, incumbent Republican Dale Swenson switched parties to Democratic.
21. Resigned to take office as United States Ambassador-at-Large for International Religious Freedom.
22. In December 2010, Sen. Chris Steineger changed his party affiliation from Democratic to Republican.^[2]
23. On May 30, 2014, incumbent Democrat Jan Pauls switched parties to Republican.
24. On March 7th 2018, Sen. John Doll changed his party affiliation from Republican to Independent.
25. Sen. Barbara Bollier changed her party affiliation from Republican to Democratic. Six days later, Sen. Dinah Sykes also changed her party affiliation from Republican to Democratic.
26. On December 18th, 2018, Rep. Stephanie Clayton changed her party affiliation from Republican to Democratic.
27. On or about July 29th, 2019, Sen. John Doll changed his party affiliation from Independent back to Republican.
28. Sen. Dennis Pyle changed his party affiliation from Republican to Independent.

Further reading

• Loomis, Burdett; Rackaway, Chapman; Miller, Patrick (2024). Reform and Reaction: The Arc of Kansas Politics. University Press of Kansas. ISBN 978-0-7006-3662-4.