Don Leonard Secures Victory in Ohio's 15th Congressional District
The Democratic candidate claimed the seat previously held by Republicans for over a decade.
In a significant political shift, Don Leonard secured the victory in Ohio's 15th congressional district, marking a notable departure from the region's long-standing Republican dominance. The incumbent, Mike Carey, conceded defeat after a closely watched race that reportedly took place in the Columbus area 1.
Leonard, a Democrat and a planning professor at Ohio State University, expressed his delight at the outcome, stating, “We knew this was winnable.” His triumph represents a substantial change in the political landscape of the district, which had been under Republican control for more than ten years 2.
The significance of this electoral result lies not just in the immediate change of representation but also in the broader implications for the balance of power in Congress. As a seasoned academic with deep ties to the local community, Leonard brings a unique perspective to Washington, D.C., promising to advocate for issues relevant to both the university and the wider Columbus area 13.
What we know
- Don Leonard won the election for Ohio's 15th congressional district 123
- Mike Carey, the incumbent Republican representative, lost the election 123
- The election took place in the Columbus area, likely 1
- The 15th District has been held by Republicans for over ten years, likely 2
- Don Leonard is a Democrat and an Ohio State University planning professor, likely 1
- Don Leonard is a former Ohio State University professor, likely 3
Trust Score report
Likely accurate — probability of truth 73%, weighted across 8 claims from 3 independent outlets.
- confirmed Don Leonard won the election for Ohio's 15th congressional district. (93%)
- confirmed Mike Carey, the incumbent Republican representative, lost the election. (93%)
- likely The election took place in the Columbus area. (71%)
- likely The 15th District has been held by Republicans for over ten years. (71%)
- likely Don Leonard is a Democrat and an Ohio State University planning professor. (71%)
- likely Don Leonard is a former Ohio State University professor. (70%)
- unverified Don Leonard received 52.2% of the vote. (50%)
- unverified Leonard won the election by approximately 8 percentage points. (50%)
Sources
- Cleveland.com (Ohio) — Don Leonard wins Ohio's 15th, ending Mike Carey's congressional tenure
https://www.cleveland.com/news/2026/11/democrat-don-leonard-defeats-rep-mike-carey-on-ohios-15th-district.html - The Hill House — Democrat Don Leonard flips GOP-held Ohio House seat
https://thehill.com/homenews/campaign/6175545-don-leonard-flips-ohio-house-seat-2026/ - 10TV (Columbus) — 'We knew this was winnable': Don Leonard on flipping Ohio's 15th Congressional District
https://www.10tv.com/article/news/politics/elections/don-leonard-2026-election-mike-carey-ohio-15th-congressional-district/530-5aca6b24-112e-4e32-bec6-1a7fdfd55586