Political party strength in Ohio
The table also indicates the historical party composition in the:
- State Senate
- State House of Representatives
- State Supreme Court
- 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. Also indicated is the party that controlled the Ohio Apportionment Board, which draws legislative districts for the Ohio General Assembly in the years following the United States Census.
The parties are as follows: Democratic (D), Democratic-Republican (DR), Federalist (F), no party (N), National Republican (NR), Republican (R), Whig (W), and . a tie or coalition within a group of elected officials
|Year||Executive offices||State Legislature||Supreme Court||United States Congress||Electoral College votes|
|Governor||Lieutenant Governor||Attorney General||Secretary of State||Treasurer||Auditor||State Senate||State House||U.S. Senator (Class I)||U.S. Senator (Class III)||U.S. House|
|1788||Arthur St. Clair (F)||||||Winthrop Sargent (F)|||
|1796||John Armstrong (F)|
|1799||William Henry Harrison (F)|
|1800||Charles Willing Byrd (DR)|
|1803||Edward Tiffin (DR)||William Creighton, Jr. (DR)||William McFarland||Thomas Gibson (DR)||John Smith (DR)||Thomas Worthington (DR)||1 DR|
|1804||Thomas Jefferson and George Clinton (DR)|
|1807||Thomas Kirker (DR)||Edward Tiffin (DR)|
|1808||Samuel H. Huntington (DR)||Jeremiah McLene (DR)||Benjamin Hough (DR)||Return J. Meigs, Jr. (DR)||James Madison and George Clinton (DR)|
|1809||Stanley Griswold (DR)|
|1810||Return J. Meigs, Jr. (DR)||Alexander Campbell (NR)|
|1811||Thomas Worthington (DR)|
|1812||James Madison and Elbridge Gerry|
|1814||Othniel Looker (DR)||Jeremiah Morrow (DR)|
|Thomas Worthington (DR)|
|1815||Ralph Osborn (DR)||Joseph Kerr (DR)|
|1816||Hiram M. Curry||Benjamin Ruggles (NR)||James Monroe and Daniel D. Tompkins|
|1818||Ethan Allen Brown (DR)|
|1819||William A. Trimble (NR)|
|1820||Samuel Sullivan (DR)|
|1822||Allen Trimble (F)||Ethan Allen Brown (DR)|
|Jeremiah Morrow (DR)|
|1823||Henry Brown (DR)||10 NR, 2 J, 2 DR|
|1824||Henry Clay and Nathan Sanford|
|1825||William Henry Harrison (NR)||12 NR, 2 J|
|1826||Allen Trimble (NR)|
|1827||12 NR, 2 J|
|1828||Jacob Burnet (NR)||Andrew Jackson and John C. Calhoun|
|1829||8 J, 6 NR|
|1830||Duncan McArthur (NR)|
|1831||Moses H. Kirby (W)||8 NR, 6 J|
|1832||Robert Lucas (D)||Thomas Ewing (NR)||Andrew Jackson and Martin Van Buren|
|1833||John A. Bryan (D)||Thomas Morris (D)||11 D, 6 NR, 2 AM|
|1835||Benjamin B. Hinkson (D)||Joseph Whitehill||9 D, 9W, 1 AM|
|1836||Joseph Vance (W)||Carter B. Harlan (D)||William Henry Harrison and Francis Granger|
|1837||William Allen (D)||11 W, 8 D|
|1838||Wilson Shannon (D)|
|1839||John Brough (D)||11 D, 8 W|
|1840||Thomas Corwin (W)||William Trevitt (D)||Benjamin Tappan (D)||William Henry Harrison and John Tyler|
|1841||John Sloane (W)||12 W, 7 D|
|1842||Wilson Shannon (D)|
|1843||12 D, 9 W|
|1844||Thomas W. Bartley (D)||Samuel Galloway (W)||Henry Clay and Theodore Frelinghuysen|
|Mordecai Bartley (W)|
|1845||John Woods (W)||3 D, 1 W||13 D, 8 W|
|1846||William Bebb (W)||Henry Stanbery (W)||Thomas Corwin (W)|
|1847||Albert A. Bliss (W)||2 D, 2 W||11 W, 10 D|
|1848||Lewis Cass and William O. Butler|
|1849||Seabury Ford (W)||11 D, 8 W, 2 FS|
|1850||Reuben Wood (D)||Henry W. King (FS)||Thomas Ewing (W)||Salmon P. Chase (FS)|
|1851||Joseph McCormick (D)||3D, 1W||Benjamin Wade (R)||11 D, 9 W, 1 FS|
|1852||William Medill (D)||George Ellis Pugh (D)||William Trevitt (D)||John G. Breslin (D)||William Duane Morgan (D)||D majority||D majority||5D||Franklin Pierce and William R. King|
|1853||William Medill (D)||James Myers (D)||12 D, 7 W, 2 FS|
|1854||George W. McCook (D)||D majority||D majority|
|1855||4D, 1R||21 A-Neb.|
|1856||Salmon P. Chase (R)||Thomas H. Ford (R)||Francis D. Kimball (R)||James H. Baker (R)||William H. Gibson (R)||Francis M. Wright (R)||29R, 6D||78R, 34D||3D, 2D||George E. Pugh (D)||John C. Fremont and William L. Dayton|
|1857||Christopher Wolcott (R)||4R, 1D||13R, 8D|
|1858||Martin Welker (R)||Addison P. Russell (R)||Alfred P. Stone (R)||20D, 13R||62D, 44R, 1I|
|1860||William Dennison (R)||Robert C. Kirk (R)||Robert W. Tayler (R)||25R, 10D||58R, 46D, 1I||Salmon P. Chase (R)||Abraham Lincoln and Hannibal Hamlin|
|1861||James Murray (R)||John Sherman (R)||13R, 8D|
|1862||David Tod (R)||Benjamin Stanton (R)||Benjamin R. Cowen (R)||G. V. Dorsey (R)||26R, 8D||74R, 23D|
|1863||Lyman R. Critchfield (D)||William W. Armstrong (D)||Oviatt Cole (R)||4R, 1D||14D, 5R|
|1864||John Brough (R)||Charles Anderson (R)||James H. Godman (R)||30R, 4D||76R, 21D||Abraham Lincoln and Andrew Johnson|
|1865||Charles Anderson (R)||vacant||William P. Richardson (R)||William H. Smith (R)||William Hooper (R)||5R||17R, 2D|
|1866||Jacob Dolson Cox (R)||Andrew McBurney (R)||William H. West (R)||S. S. Warner (R)||25R, 12D||71R, 34D|
|1868||Rutherford B. Hayes (R)||John C. Lee (R)||John Russell (R)||18D, 17R||56D, 49R||Ulysses S. Grant and Schuyler Colfax|
|1869||Isaac R. Sherwood (R)||Allen G. Thurman (D)||13R, 6D|
|1870||Francis Bates Pond (R)||19R, 18D||57R, 54D|
|1872||Edward F. Noyes (R)||Jacob Mueller (R)||Isaac Welsh (R)||James Williams (R)||18R, 18D||57R, 48D||Ulysses S. Grant and Henry Wilson|
|1873||Allen T. Wikoff (R)||14R, 6D|
|1874||William Allen (D)||Alphonso Hart (R)||John Little (R)||22D, 14R||58D, 44R, 3I|
|1875||William Bell, Jr. (D)||3R, 2D||13D, 7R|
|1876||Rutherford B. Hayes (R)||Thomas L. Young (R)||John M. Millikin (R)||20R, 17D||65R, 46D||Rutherford B. Hayes and William Almon Wheeler|
|1877||Thomas L. Young (R)||H. W. Curtiss (R)||Milton Barnes (R)||4R, 1D||Thomas S. Matthews (D)||12R, 8D|
|1878||Richard M. Bishop (D)||Jabez W. Fitch (D)||Isaiah Pillars (D)||Anthony Howells (D)||25D, 10R||68D, 38R, 3G||3R, 2D|
|1879||George H. Pendleton (D)||11D, 9R|
|1880||Charles Foster (R)||Andrew Hickenlooper (R)||George K. Nash (R)||Joseph Turney (R)||John F. Oglevee (R)||23R, 14D||69R, 45D||4R, 1D||James Garfield and Chester A. Arthur|
|1881||Charles Townsend (R)||John Sherman (R)||15R, 5D|
|1882||Rees G. Richards (R)||22R, 11D||70R, 35D|
|1883||James W. Newman (D)||13D, 8R|
|1884||George Hoadly (D)||John George Warwick (D)||James Lawrence (D)||Peter Brady (D)||Emil Kiesewetter (D)||22D, 11R||60D, 45R||3D, 2R||James G. Blaine and John A. Logan|
|1885||James Sidney Robinson (R)||Henry B. Payne (D)||11D, 10R|
|1886||Joseph B. Foraker (R)||Robert P. Kennedy (R)||Jacob A. Kohler (R)||John C. Brown (R)||21R, 16D||68R, 42D||3R, 2D|
|1887||Silas A. Conrad (R)||4R, 1D||15R, 6D|
|1888||William C. Lyon (R)||David K. Watson (R)||Ebenezer W. Poe (R)||25R, 11D||65R, 45D||Benjamin Harrison and Levi P. Morton|
|1889||Daniel J. Ryan (R)||5R||16R, 5D|
|1890||James E. Campbell (D)||Elbert L. Lampson (R)||19D, 17R||60D, 54R|
|William V. Marquis (D)|
|1891||Calvin S. Brice (D)||14D, 7R|
|1892||William McKinley (R)||Andrew L. Harris (R)||John K. Richards (R)||Christian L. Poorman (R)||William T. Cope (R)||21R, 10D||72R, 35D||Benjamin Harrison and Whitelaw Reid (R) |
|1893||Samuel M. Taylor (R)||6R||11D, 10R|
|1894||26R, 5D||85R, 22D|
|1896||Asa S. Bushnell (R)||Asa W. Jones (R)||Frank S. Monnette (R)||Samuel B. Campbell (R)||Walter D. Guilbert (R)||30R, 6D, 1P||87R, 25D||William McKinley and Garret A. Hobart (R)|
|1897||Charles Kinney (R)||Mark Hanna (R)||15R, 6D|
|1898||18D, 17R, 1IR||62R, 47D||Joseph B. Foraker (R)|
|1900||George K. Nash (R)||John A. Caldwell||John M. Sheets (R)||Isaac B. Cameron (R)||19R, 11D, 1IR||62R, 45D, 3IR||William McKinley and Theodore Roosevelt (R)|
|1901||Lewis C. Laylin (R)||17R, 4D|
|1902||Carl L. Nippert (R)||21R, 12D||68R, 42D|
|Harry L. Gordon (R)|
|1904||Myron T. Herrick (R)||Warren G. Harding (R)||Wade H. Ellis (R)||William S. McKinnon (R)||29R, 4D||88R, 22D||Charles W. F. Dick (R)||Theodore Roosevelt and Charles W. Fairbanks (R)|
|1906||John M. Pattison (D)||Andrew L. Harris (R)||18D, 18R, 1I||62R, 75D, 2I|
|Andrew L. Harris (R)||vacant|
|1907||Carmi Thompson (R)||16R, 5D|
|1908||William Howard Taft and James S. Sherman (R)|
|1909||Judson Harmon (D)||Francis W. Treadway (R)||Ulysses G. Denman (R)||David S. Creamer (D)||Edward M. Fullington (R)||20R, 14D||71R, 45D, 1I||Theodore E. Burton (R)||13R, 8D|
|1911||Atlee Pomerene (D)||Timothy S. Hogan (D)||Charles H. Graves (D)||19D, 15R||70D, 49R||4R, 2D||Atlee Pomerene (D)||16D, 5R|
|1912||Hugh L. Nichols (D)||Woodrow Wilson and Thomas R. Marshall (D)|
|1913||James M. Cox (D)||W. A. Greenlund (D)||John P. Brennan (D)||A. Victor Donahey (D)||26D, 7R||87D, 33R, 3 Prog.||5D, 2R||19D, 3R|
|1915||Frank B. Willis (R)||John H. Arnold (R)||Edward C. Turner (R)||Charles Q. Hildebrant (R)||Rudolph W. Archer (R)||20R, 13D||72R, 50D, 1 Prog.||4D, 3R||Warren G. Harding (R)||13R, 9D|
|1917||James M. Cox (D)||Earl D. Bloom (D)||Joseph McGhee (D)||William D. Fulton (D)||Chester E. Bryan (D)||25D, 11R||72D, 56R||13D, 9R|
|1919||Clarence J. Brown (R)||John G. Price (R)||Harvey C. Smith (R)||Rudolph W. Archer (R)||27R, 7D||100R, 36D||4R, 3D||14R, 8D|
|1920||Warren G. Harding and Calvin Coolidge (R)|
|1921||Harry L. Davis (R)||Joseph T. Tracy (R)||36R, 1D||113R, 12D||6R, 1D||Frank B. Willis (R)||22R|
|1923||A. Victor Donahey (D)||Earl D. Bloom (D)||Charles C. Crabbe (R)||Thad H. Brown (R)||Harry S. Day (R)||31R, 4D||103R, 27D||Simeon D. Fess (R)||16R, 6D|
|1924||Calvin Coolidge and Charles G. Dawes (R)|
|1925||Charles H. Lewis (R)||33R, 2D||110R, 20D|
|1927||Earl D. Bloom (D)||Edward C. Turner (R)||Clarence J. Brown, Sr. (R)||Bert B. Buckley (R)||35R, 2D||103R, 33D|
|1928||William G. Pickrel (D)||Cyrus Locher (D)|
|George C. Braden (R)||Theodore E. Burton (R)||Herbert Hoover and Charles Curtis (R)|
|1929||Myers Y. Cooper (R)||John T. Brown (R)||Gilbert Bettman (R)||H. Ross Ake (R)||31R||122R, 11D||Roscoe C. McCulloch (R)||19R, 3D|
|1930||Robert J. Bulkley (D)|
|1931||George White (D)||William G. Pickrel (D)||Harry S. Day (R)||18R, 14D||70R, 58D||13R, 9D|
|1932||5R, 2D||Franklin D. Roosevelt and John Nance Garner (D)|
|1933||Charles W. Sawyer (D)||John W. Bricker (R)||George S. Myers (D)||16D, 16R||84D, 51R||4R, 3D||18D, 6R|
|1935||Martin L. Davey (D)||Harold G. Mosier (D)||19D, 13R||68R, 67D||4R, 3D||A. Victor Donahey (D)|
|1937||Paul P. Yoder (D)||Herbert S. Duffy (D)||William J. Kennedy (D)||Clarence H. Knisley (D)||Joseph T. Ferguson (D)||31D, 5R||105D, 33R||21D, 3R|
|1939||John W. Bricker (R)||Paul M. Herbert (R)||Thomas J. Herbert (R)||Earl Griffith (R)||Don H. Ebright (R)||27R, 7D||100R, 36D||4R, 3D||Robert A. Taft (R)||15R, 9D|
|1940||George M. Neffiner (R)||Franklin D. Roosevelt and Henry A. Wallace (D)|
|1941||John E. Sweeney (D)||19R, 17D||78R, 60D||5R, 2D||Harold Burton (R)||12R, 12D|
|1943||Edward J. Hummel (R)||28R, 5D||111R, 25D||20R, 3D|
|1944||Thomas E. Dewey and John W. Bricker (R)|
|1945||Frank J. Lausche (D)||George D. Nye (D)||Hugh S. Jenkins (R)||20R, 13D||89R, 47D||James W. Huffman (D)||17R, 6D|
|1946||Kingsley Taft (R)|
|1947||Thomas J. Herbert (R)||Paul M. Herbert (R)||32R, 4D||123R, 16D||4R, 3D||John W. Bricker (R)||19R, 4D|
|1948||Harry S. Truman and Alben W. Barkley (D)|
|1949||Frank J. Lausche (D)||George D. Nye (D)||Herbert S. Duffy (D)||Donald K. Zoller (R)||19D, 14R||69D, 66R||5R, 2D||12D, 11R|
|1951||C. William O'Neill (R)||Ted W. Brown (R)||Roger W. Tracy (R)||26R, 7D||98R, 36D, 1I||16R, 6D, 1I|
|1952||Dwight Eisenhower and Richard Nixon (R)|
|1953||John William Brown (R)||Jim Rhodes (R)||23R, 10D||102R, 34D||Thomas A. Burke (D)|
|1954||4R, 3D||George H. Bender (D)|
|1955||21R, 12D||89R, 47D||17R, 6D|
|1957||John William Brown (R)||vacant||William B. Saxbe(R)||22R, 12D||97R, 42D||Frank Lausche (D)|
|C. William O'Neill (R)||Paul M. Herbert (R)|
|1959||Michael DiSalle (D)||John W. Donahey (D)||Mark McElroy (D)||Joseph T. Ferguson (D)||20D, 13R||78D, 61R||Stephen M. Young (D)||15R, 8D|
|1960||Richard Nixon and Henry Cabot Lodge Jr. (R)|
|1961||20R, 18D||84R, 55D||16R, 7D|
|1963||Jim Rhodes (R)||John William Brown (R)||William B. Saxbe (R)||John D. Herbert (R)||Roger W. Tracy (R)||20R, 13D||88R, 49D||6R, 1D||18R, 6D|
|1964||Chester W. Goble (R)||Lyndon B. Johnson and Hubert Humphrey (D)|
|1965||Roger Cloud(R)||16R, 16D||75R, 62D||14R, 10D|
|1966||Archer E. Reilly (R)|
|1967||Roger Cloud (R)||23R, 10D||62R, 37D||19R, 5D|
|1968||Richard Nixon and Spiro Agnew (R)|
|1969||Paul W. Brown (R)||21R, 12D||64R, 35D||William B. Saxbe (R)||18R, 6D|
|1971||John J. Gilligan (D)||William J. Brown (D)||Gertrude W. Donahey (D)||Joseph T. Ferguson (D)||20R, 13D||54R, 45D||Robert Taft Jr. (R)||17R, 7D|
|1973||17R, 16D||57D, 42R||5R, 2D||16R, 7D|
|Howard Metzenbaum (D)|
|1975||Jim Rhodes (R)||Dick Celeste (D)||Thomas E. Ferguson (D)||21D, 12R||59D, 40R||John Glenn (D)||15R, 8D|
|1976||Howard Metzenbaum (D)||Jimmy Carter and Walter Mondale (D)|
|1977||62D, 37R||4D, 3R||13R, 10D|
|1979||George Voinovich (R)||Anthony J. Celebrezze Jr. (D)||18D, 15R||63D, 36R|
|1980||vacant||Ronald Reagan and George H.W. Bush (R)|
|1981||18R, 15D||56D, 43R||5D, 2R|
|1983||Dick Celeste (D)||Myrl Shoemaker (D)||Anthony J. Celebrezze Jr. (D)||Sherrod Brown (D)||Mary Ellen Withrow(D)||17D, 16R||62D, 37R||6D, 1R||11R, 10D|
|1985||vacant||18R, 15D||59D, 40R||4D, 3R||11D, 10R|
|1987||Paul Leonard (D)||60D, 39R||4R, 3D|
|1988||George H.W.Bush and Dan Quayle (R)|
|1989||19R, 14D||59D, 40R|
|1991||George Voinovich (R)||Mike DeWine (R)||Lee Fisher (D)||Bob Taft (R)||21R, 12D||61D, 38R|
|1992||Bill Clinton and Al Gore (D)|
|1993||20R, 13D||53D, 46R||10D, 9R|
|1994||Kenneth Blackwell (R)|
|1995||Nancy Hollister (R)||Betty Montgomery (R)||Jim Petro (R)||56R, 43D||5R, 2D||Mike DeWine (R)||13R, 6D|
|1997||21R, 12D||60R, 39D||11R, 8D|
|1998||Nancy Hollister (R)||vacant|
|1999||Bob Taft (R)||Maureen O'Connor (R)||Ken Blackwell (R)||Joe Deters (R)||59R, 40D||George Voinovich (R)|
|2000||George W. Bush and Dick Cheney (R)|
|2003||Jennette Bradley (R)||Jim Petro (R)||Betty Montgomery (R)||22R, 11D||62R, 37D||12R, 6D|
|2005||61R, 38D||6R, 1D|
|Bruce Johnson (R)||Jennette Bradley (R)|
|2007||Ted Strickland (D)||Lee Fisher (D)||Marc Dann (D)||Jennifer Brunner (D)||Richard Cordray (D)||Mary Taylor (R)||21R, 12D||53R, 46D||7R||Sherrod Brown (D)||11R, 7D|
|2008||Barack Obama and Joe Biden (D)|
|Tom Winters (D)|
|Nancy H. Rogers (D)|
|2009||Richard Cordray (D)||Kevin Boyce (D)||53D, 46R||10D, 8R|
|2011||John Kasich (R)||Mary Taylor (R)||Mike DeWine (R)||Jon Husted (R)||Josh Mandel (R)||Dave Yost (R)||23R, 10D||59R, 40D||Rob Portman (R)||13R, 5D|
|2013||60R, 39D||12R, 4D|
|Year||Governor||Lieutenant Governor||Attorney General||Secretary of State||Treasurer||Auditor||State Senate||State House||Supreme Court||U.S. Senator (Class I)||U.S. Senator (Class III)||U.S. House||Electoral College votes|
|Executive offices||State Legislature||United States Congress|
- Governor of the Northwest Territory appointed by the Continental Congress. There was no Ohio Territory; Ohio is considered the successor state to the Northwest Territory.
- The office of lieutenant governor was created by the 1851 Constitution, first being filled in 1852.
- the office of Ohio Attorney General was created in 1846
- Ohio accepted into the Union in 1803.
- Resigned to take an elected seat in the United States Senate.
- As speaker of the Senate, acted as governor for unexpired term.
- The 1808 election was actually won by Return J. Meigs, Jr., but Meigs was declared ineligible for office for failing residency requirements.
- Resigned to become United States Postmaster General.
- Allen Trimble ran as a Federalist in 1822 and National Republican in 1826. see Powell, Thomas Edward, ed. (1913). The Democratic party of the state of Ohio: a comprehensive history 1. The Ohio Publishing Company. p. 67.
- Resigned to become United States minister to Mexico.
- Bebb's term officially ended in December 1848. However, due to the large number of close elections that year, the General Assembly was delayed in qualifying governor-elect Seabury Ford, and Bebb remained in office for an extra few weeks.
- Wood's first term was truncated to one year, due to the 1851 constitution's moving elections one year back to odd-numbered years; resigned to become consul in Valparaíso, Chile.
- As lieutenant governor, filled unexpired term, and was later elected in his own right.
- Smith 1898 : 40
- Smith 1898 : 74
- Died in office.
- As lieutenant governor, filled unexpired term.
- Though the Senate was tied, the Republicans had control of the Senate Presidency due to the tie-breaking vote of the Lt. Governor. 
- Resigned to become president of the United States.
- Elected to United States House of Representatives representing Ohio's 8th congressional district.
- There was a contest over four seats from Hamilton County and whether the Democrats or Republicans won them. The Democrats initially claimed the Senate Presidency under John O'Neill. After a compromise was worked out on not seating the four Democrats being contested, the 15 of the other 16 Democrats left the chamber, leaving it short of a quorum of 19. Some days later, a motion was made on the floor to accept the four Republicans, and it was granted. This allowed the Republicans to choose Silas A. Conrad as President Pro Tem, and to organize and control the chamber. 
- Grover Cleveland and Adlai E. Stevenson I (D) also carried 1 of Ohio's 23 Electoral Votes due to a faithless elector.
- The Independent Republican voted to give the Democrats control of the Senate Presidency and the chamber. 
- A 1905 amendment to the state constitution shifted elections forward one year, to take place on even years; thus Pattison's term, completed by Lieutenant Governor Andrew L. Harris Harris, was extended to three years.
- The Independent voted to give the Democrats control of the Senate Presidency and the chamber. 
- Due to a state constitutional amendment, every legislator elected in 1905 served a three-year term, and would serve two-year terms afterward.
- Though the Senate was tied, the Democrats had control of the Senate Presidency due to the tie-breaking vote of the Lt. Governor.
- Elected a Democratic Speaker.
- Though the Senate was tied, the GOP had control of the Senate Presidency due to the tie-breaking vote of the Lt. Governor. Ohio Senate Democrats unveil tactics
- Resigned to become mayor of Cleveland.
- Resigned following election as state attorney general in November 2008 special election.
- As deputy attorney general, acted as attorney general following Dann's resignation.
- Appointed to fill vacancy.
- Elected in November 2008 special election.
- Smith, Joseph P, ed. (1898). History of the Republican Party in Ohio I. Chicago: the Lewis Publishing Company.