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State profile

Ohio elections & voting

Electoral votes, voting rules, and presidential results for Ohio.

How Ohio votes

In 2024, Ohio voted Republican. It has backed the Republican Party in its last 3 consecutive elections.

17
electoral votes
Voter IDNo-excuse absenteeEarly votingSame-day registrationAutomatic registration

Voting rules

Photo ID Required
Active

Strict photo ID law enacted

Voter ID
Effective: 2023

HB 458 replaced prior non-strict ID requirement

No-Excuse Absentee
Active

Any voter can request mail ballot

Mail-In Voting
Effective: 2006
28 Days Early Voting
Active

Early voting begins 28 days before election

Early Voting
Effective: 2006

Election history

How Ohio has voted in presidential elections.

  • 2024RepublicanDonald Trump17 EV
  • 2020RepublicanDonald Trump18 EV
  • 2016RepublicanDonald Trump18 EV
  • 2012DemocraticBarack Obama18 EV
  • 2008DemocraticBarack Obama20 EV
  • 1920RepublicanWarren G. Harding24 EV
  • 1916DemocraticWoodrow Wilson24 EV
  • 1912DemocraticWoodrow Wilson24 EV
  • 1908RepublicanWilliam Howard Taft23 EV
  • 1904RepublicanTheodore Roosevelt23 EV
  • 1900RepublicanWilliam McKinley23 EV
  • 1896RepublicanWilliam McKinley23 EV
  • 1892RepublicanBenjamin Harrison23 EV
  • 1888RepublicanBenjamin Harrison23 EV
  • 1884RepublicanJames G. Blaine23 EV
  • 1880RepublicanJames A. Garfield22 EV
  • 1876RepublicanRutherford B. Hayes22 EV
  • 1872RepublicanUlysses S. Grant22 EV
  • 1868RepublicanUlysses S. Grant21 EV
  • 1864RepublicanAbraham Lincoln21 EV
  • 1860RepublicanAbraham Lincoln23 EV
  • 1856RepublicanJohn C. Frémont23 EV
  • 1852DemocraticFranklin Pierce23 EV
  • 1848DemocraticLewis Cass23 EV
  • 1844WhigHenry Clay23 EV
  • 1840WhigWilliam Henry Harrison21 EV
  • 1836WhigWilliam Henry Harrison21 EV
  • 1832DemocraticAndrew Jackson21 EV
  • 1828DemocraticAndrew Jackson16 EV
  • 1824Democratic-RepublicanHenry Clay16 EV
  • 1820Democratic-RepublicanJames Monroe8 EV
  • 1816Democratic-RepublicanJames Monroe8 EV
  • 1812Democratic-RepublicanJames Madison7 EV
  • 1808Democratic-RepublicanJames Madison3 EV
  • 1804Democratic-RepublicanThomas Jefferson3 EV

Timeline

2020s

2024
Election
Republican
major

2024 Presidential Election

Donald Trump won OH with 17 electoral votes

2023
Rule Change
Voter ID
major

Photo ID Required

Strict photo ID law enacted

2020
Election
Republican
major

2020 Presidential Election

Donald Trump won OH with 18 electoral votes

2010s

2016
Election
Republican
major

2016 Presidential Election

Donald Trump won OH with 18 electoral votes

2012
Election
Democratic
major

2012 Presidential Election

Barack Obama won OH with 18 electoral votes

2000s

2008
Election
Democratic
major

2008 Presidential Election

Barack Obama won OH with 20 electoral votes

2006
Rule Change
Mail Voting
major

No-Excuse Absentee

Any voter can request mail ballot

2006
Rule Change
Early Voting
moderate

28 Days Early Voting

Early voting begins 28 days before election

1920s

1920
Election
Republican
major

1920 Presidential Election

Warren G. Harding won OH with 24 electoral votes

1910s

1916
Election
Democratic
major

1916 Presidential Election

Woodrow Wilson won OH with 24 electoral votes

1912
Election
Democratic
major

1912 Presidential Election

Woodrow Wilson won OH with 24 electoral votes

1900s

1908
Election
Republican
major

1908 Presidential Election

William Howard Taft won OH with 23 electoral votes

1904
Election
Republican
major

1904 Presidential Election

Theodore Roosevelt won OH with 23 electoral votes

1900
Election
Republican
major

1900 Presidential Election

William McKinley won OH with 23 electoral votes

1890s

1896
Election
Republican
major

1896 Presidential Election

William McKinley won OH with 23 electoral votes

1892
Election
Republican
major

1892 Presidential Election

Benjamin Harrison won OH with 23 electoral votes

1880s

1888
Election
Republican
major

1888 Presidential Election

Benjamin Harrison won OH with 23 electoral votes

1884
Election
Republican
major

1884 Presidential Election

James G. Blaine won OH with 23 electoral votes

1880
Election
Republican
major

1880 Presidential Election

James A. Garfield won OH with 22 electoral votes

1870s

1876
Election
Republican
major

1876 Presidential Election

Rutherford B. Hayes won OH with 22 electoral votes

1872
Election
Republican
major

1872 Presidential Election

Ulysses S. Grant won OH with 22 electoral votes

1860s

1868
Election
Republican
major

1868 Presidential Election

Ulysses S. Grant won OH with 21 electoral votes

1864
Election
Republican
major

1864 Presidential Election

Abraham Lincoln won OH with 21 electoral votes

1860
Election
Republican
major

1860 Presidential Election

Abraham Lincoln won OH with 23 electoral votes

1850s

1856
Election
Republican
major

1856 Presidential Election

John C. Frémont won OH with 23 electoral votes

1852
Election
Democratic
major

1852 Presidential Election

Franklin Pierce won OH with 23 electoral votes

1840s

1848
Election
Democratic
major

1848 Presidential Election

Lewis Cass won OH with 23 electoral votes

1844
Election
Whig
major

1844 Presidential Election

Henry Clay won OH with 23 electoral votes

1840
Election
Whig
major

1840 Presidential Election

William Henry Harrison won OH with 21 electoral votes

1830s

1836
Election
Whig
major

1836 Presidential Election

William Henry Harrison won OH with 21 electoral votes

1832
Election
Democratic
major

1832 Presidential Election

Andrew Jackson won OH with 21 electoral votes

1820s

1828
Election
Democratic
major

1828 Presidential Election

Andrew Jackson won OH with 16 electoral votes

1824
Election
Democratic-Republican
major

1824 Presidential Election

Henry Clay won OH with 16 electoral votes

1820
Election
Democratic-Republican
major

1820 Presidential Election

James Monroe won OH with 8 electoral votes

1810s

1816
Election
Democratic-Republican
major

1816 Presidential Election

James Monroe won OH with 8 electoral votes

1812
Election
Democratic-Republican
major

1812 Presidential Election

James Madison won OH with 7 electoral votes

1800s

1808
Election
Democratic-Republican
major

1808 Presidential Election

James Madison won OH with 3 electoral votes

1804
Election
Democratic-Republican
major

1804 Presidential Election

Thomas Jefferson won OH with 3 electoral votes

This site explains the structure and history of U.S. federal elections and is not an official government resource. All data shown is for educational purposes only.