Upset Brief · Kentucky U.S. Senate · Charles Booker (D) vs. Andy Barr (R)
Booker can win. The math closes using 88 percent of what history allows.
2%
odds today
53%
odds with the plan
148,213
net votes to find
37
days left; voting starts October 29
Where
- 01+28,316Jefferson CountyStarting line Booker +31. 27,244 persuadable voters leaning Barr; 72,742 more ballots in 2024 than in 2022.
- 02+13,718Fayette CountyStarting line Booker +34. 10,985 persuadable voters leaning Barr; 39,172 more ballots in 2024 than in 2022.
- 03+5,024Kenton CountyStarting line Barr +4. 4,949 persuadable voters leaning Barr; 29,558 more ballots in 2024 than in 2022.
- 04+3,367Daviess CountyStarting line Barr +13. 3,546 persuadable voters leaning Barr; 14,152 more ballots in 2024 than in 2022.
- 05+3,310Warren CountyStarting line Barr +8. 3,277 persuadable voters leaning Barr; 26,075 more ballots in 2024 than in 2022.
- 06+3,272Madison CountyStarting line Barr +11. 3,311 persuadable voters leaning Barr; 15,317 more ballots in 2024 than in 2022.
The top 12 counties carry 47% of the plan.
How
- P+139,339PersuadeTicket splitters and the 11 percent still undecided in the latest poll: 158,050 leaning Barr today.
- M+15,051MobilizeAt least 132,612 people who voted in 2024 but not in 2022, in counties where Booker's side wins at least 55 percent.
- C+1,234ConsolidateVoters who went third party in recent races, in the counties that lean Booker's way.
What has to be true
- Booker wins 44 percent of the ticket splitters and undecided voters now leaning Barr.
- In the precincts Booker's side carries in Jefferson County and Fayette County, 31 percent of the people who voted in 2024 but skipped 2022 come back and vote.
- No national wave is required. The plan closes at 88 percent of what recent Kentucky 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 regression3,487 precincts, R² 0.963, 630 crossover precincts identified
- 02Monte Carlo20,000 seeded simulated elections with a 5-point baseline error. 90% range of the final margin with the plan: -132,169 to 153,278 votes.
- 03Money, FEC candidate totals through June 30Booker $309,623 cash on hand; Barr $2,305,546.
- 04Call program for this list259,678 households, 779,035 dials, about 40,821 live conversations: an estimated $71,385 at published rates.
Independent analysis by The Political Group from official Kentucky State Board of Elections precinct returns (2022 through 2024), FEC filings and published polls, as of September 26, 2026. Not affiliated with any candidate or party.