Upset Brief · OH-01 · Eric Conroy (R) vs. Greg Landsman (D), incumbent
Conroy can win. The math closes using 40 percent of what history allows.
19%
odds today
52%
odds with the plan
13,087
net votes to find
37
days left; voting starts October 6
Where
- 01+119Deerfield Twp Cc (Warren County)Starting line Conroy +9. 13.8% split their ticket.
- 02+109Anderson I (Hamilton County)Starting line Landsman +10. 11.9% split their ticket.
- 03+104Mason City Y (Warren County)Starting line Landsman +5. 13.3% split their ticket.
- 04+102Symmes C (Hamilton County)Starting line Landsman +2. 11.3% split their ticket.
- 05+99South Lebanon City D (Warren County)Starting line Conroy +13. 10.7% split their ticket.
- 06+99Cincinnati 5-D (Hamilton County)Starting line Landsman +47. 10.5% split their ticket.
The top 12 precincts carry 9% of the plan.
How
- P+11,024PersuadeTicket splitters and the 10 percent still undecided in the latest poll: 27,372 leaning Landsman today.
- M+2,484MobilizeAt least 50,025 people who voted in 2024 but not in 2022, in precincts where Conroy's side wins at least 55 percent.
- C+233ConsolidateVoters who went third party in recent races, in the precincts that lean Conroy's way.
What has to be true
- Conroy wins 20 percent of the ticket splitters and undecided voters now leaning Landsman.
- No national wave is required. The plan closes at 40 percent of what recent Ohio results show is possible.
- The starting line comes from published 2026 polls, including campaign or party sponsored polls where those are the only ones; if the true gap is different, so is the plan.
The numbers behind it
- 01Crossover regression541 precincts, R² 0.997, 94 crossover precincts identified
- 02Monte Carlo20,000 seeded simulated elections with a 5-point baseline error. 90% range of the final margin with the plan: -24,233 to 25,914 votes.
- 03Money, FEC candidate totals through June 30Conroy $474,156 cash on hand; Landsman $3,610,214.
- 04Call program for this list25,177 households, 75,531 dials, about 3,958 live conversations: an estimated $8,419 at published rates.
Independent analysis by The Political Group from official Ohio Secretary of State precinct returns (2022 and 2024), FEC filings and published polls, as of September 26, 2026. Not affiliated with any candidate or party.