1848 United States presidential election in Ohio

The 1848 United States presidential election in Ohio was held on November 7, 1848, as part of the 1848 United States presidential election. State voters chose twenty-three electors to the Electoral College, who voted for President and Vice President.

Ohio voted for the Democratic Party candidate, Lewis Cass, who won the state with a plurality of 47.12% of the popular vote. The Whig Party candidate, Zachary Taylor, garnered 42.12% of the popular vote. This is the only election where the Democratic candidate won Ohio but lost the general election, as well as the most recent election where Ohio voted for a losing presidential candidate in consecutive elections. This was the only state in this cycle to be flipped by Senator Cass.