2026 results · Ohio · Ohio 15th District
Don Leonard, the Democrat, flips Ohio's 15th District
Donald Trump carried the district by 9.9 points in 2024; this year's count is a 16.5-point move toward the Democrats. The Republicans held the seat before the election.
| Candidate | Votes | Share | Share of the vote |
|---|---|---|---|
| Don LeonardDemocrat | 149,287 | 51.9% | |
| Mike CareyRepublican, incumbent | 130,225 | 45.3% | |
| Brennan BarringtonLibertarian | 8,135 | 2.8% | |
| 2 others | 109 | under 0.1% |
Called by Call the Map, Nov 4, 10:46 AM EST · 96% counted.
About 96% of the expected vote counted287,756 votesCount last changed Nov 7, 1:09 PM EST · checked Nov 7, 5:10 PM ESTSource: the official state and county counts, gathered by civicAPI
The map
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About the seat
Ohio's 15th District takes in all or part of 7 counties. The Republicans held it before this election. Its voters went R+9.9 for president in 2024. Its move from that vote, 16.5 points toward the Democrats, ranks 3 of 15 among the state's districts, counting from the largest move toward the Democrats.
- 2024 president
- R+9.9
- 2024 House vote on these lines
- R+13.3
- Move from 2024, rank in state
- 3 of 15
- Franklin County68%
- Pickaway County8%
- Miami County7%
- Madison County6%
- Highland County5%
- Clark County3%
- Fayette County3%
Shares are of the votes counted this year. The district was redrawn for 2026: its 2024 House figure is that year's House vote re-added onto the new lines precinct by precinct, an estimate.
What the count shows
Added together, the 7 counties compared moved 16.1 points toward the Democrats from the 2024 presidential vote.
The counties compared cast 80% as many votes as in 2024, from 113% in Clark County to 73% in Fayette County.
Franklin County moved most: D+10.5 for president in 2024, D+27.0 this year
The 7 counties with the largest moves from the 2024 presidential vote, among those with 2,000 or more votes for president in 2024 and a quarter of that counted. Each line runs from the 2024 margin to this year’s.
2024 president 2026
Franklin County added 27,853 net votes for Leonard against the 2024 margin, 52% of the district's change
Across the 7 counties compared, the margin moved by 53,314 votes toward Leonard: this year’s lead in votes against the 2024 presidential lead in votes, county by county. The figure counts voters who changed sides and differences in who turned out alike; the count cannot tell them apart.
- Franklin County+27,853 Leonard
- Pickaway County+6,679 Leonard
- Miami County+6,140 Leonard
- Highland County+4,959 Leonard
- Madison County+4,100 Leonard
- Fayette County+2,740 Leonard
- Clark County+843 Leonard
The seats that changed party
StatewideDemocrats won 3 of Ohio's 6 statewide races and lead 2 more; Republicans won 1.
U.S. HouseBefore the election R 10–5, now D 8–7
won leads, still counting changed party. Margins are the leader’s share minus the runner-up’s, in points.
Every count on this page is the official count, from the state and its counties. Counts are unofficial until the state certifies them. The 2024 comparison is the presidential vote, Kamala Harris against Donald Trump, on the same ground. Margins are the Democrat minus the Republican, in points of all votes.