Short Answer

Byron Donalds is expected to win the Florida governorship in 2026, driven by a significant fundraising advantage over David Jolly and Florida's strong Republican voter registration lead, with the market pricing this outcome at 79.0%.

1. Market Behavior & Drivers

The market has not reacted to recent polling from the University of North Florida (UNF) showing a highly competitive race. A UNF survey of likely voters, conducted from October 12–19, found Republican Byron Donalds leading Democrat David Jolly 49% to 47%. This result is within the poll’s ±2.81-point margin of error, positioning the contest as a statistical tie. Despite this data, the contract price has remained stable.
The market has maintained a sideways trajectory, with its price holding near 79%. This implies a high probability of a Democratic victory, a reading inconsistent with polling that depicts a toss-up. The narrow trading range of 77% to 82% throughout the period confirms that traders have not priced in the UNF data indicating a close race for the open seat.
  • Since last update (~43d): Byron Donalds' model probability declined 9.7pp (model_led), flipping our market edge to -4.5pp.
  • David Jolly's model probability increased 9.7pp (model_led), with the market tracking up 5.0pp.
  • Republicans are favored by Donalds' substantial fundraising lead and Florida's voter registration advantage.
  • Prediction markets consistently price a high probability of a Republican gubernatorial win.
  • Jolly's narrow polling deficit and strong independent support suggest a more competitive race.

Who Wins and Why

Outcome Market Model Why
Byron Donalds 79.0% 74.5% Byron Donalds benefits from a substantial fundraising advantage and Florida's significant Republican voter registration lead.
David Jolly 23.0% 25.5% Polls show David Jolly trailing by only two points and consistently leading among independent voters.

Current Context

The 2026 Florida gubernatorial race remains competitive, with Republican Byron Donalds holding a narrow lead. The contest is an open seat, with Republican Gov. Ron DeSantis being term-limited, featuring Donalds against Democrat David Jolly [1][2]. The University of North Florida (UNF) survey from October 12–19, polling 1,471 likely voters, found Donalds at 49% and Jolly at 47%, within a ±2.81-point margin of error [3][4]. A wider review of 11 post-primary polls through October 16 showed Donalds leading in 6, Jolly in 2, and 3 effectively tied, with a median margin of Donalds +2 [2][5][6].
Forecasting models project Donalds as favorite, though risks and voter dynamics persist. Decision Desk HQ's (DDHQ) October 21 model gave Donalds a 69% win probability [7]. UNF political scientist Sean Freeder characterized the race as too close to call [4]. Donalds benefits from Florida’s Republican registration advantage, reported at over 1.5 million, and a fundraising lead [6]. Risks to Donalds include the national midterm environment and low approval for Donald Trump [4]. Issue and coalition dynamics show Jolly leading among independents 55%–38% and holding an 11%–5% advantage among voters crossing party lines. Donalds exhibited stronger support intensity, with 77% of his supporters expressing strong backing compared to 67% for Jolly. Jolly is more trusted on affordability and data centers, while Donalds leads on property insurance [4]. Key voter dates include mandatory statewide early voting from October 24–31, leading up to Election Day on November 3, 2026 [2][8].
Prediction markets strongly favor Donalds, positioning him as the likely winner. Kalshi showed Donalds at approximately 78% and Jolly at 22%. Polymarket indicated 81% for Donalds and 20% for Jolly as of October 22, 2026 [9][10][11]. These market-implied probabilities are not polling percentages and can fluctuate rapidly [12][13]. As of October 22, 2026, Byron Donalds is the evidence-based favorite, but not a certain winner. Prediction markets place his odds near 4-in-5 and DDHQ gives him 69%, but the latest high-quality UNF poll is within the margin of error, making David Jolly a credible upset threat [3][7][9][10].
Sources (13)
  1. 1Florida Governor Election 2026: Latest Pollsnytimes.com
  2. 2Florida Governor Polls 2026: Donalds vs. Jolly | The Florida Pressthefloridapress.com
  3. 3Donalds and Jolly are neck and neck in Florida governor’s race, new poll shows | WFLAwfla.com
  4. 4UNF Poll: Governor's race too close to call in final daysfloridapolitics.com
  5. 5Florida governor race 'too close to call,' new poll showstallahassee.com
  6. 6Florida Polling Roundup — Craig M. Burnetthome.fau.edu
  7. 72026 Florida Governor General Election Forecast | DDHQvotes.decisiondeskhq.com
  8. 8Florida election preview, 2026ballotpedia.org
  9. 9Florida Governor Winner? 2026 Race Odds & Polls: Donalds vs. Jolly | Kalshikalshi.com
  10. 10Florida Governor Election Winner Predictions & Odds 2026polymarket.com
  11. 11Florida Governor Winner? 2026 Race Odds & Pollskalshi.com
  12. 12Live odds: Florida Governor winner? | ElectionOddselectionodds.live
  13. 13Florida Governor winner? | Prediction Markets | Coinbasecoinbase.com

2. Price Chart

Historical Price (Probability)

Outcome probability
Date

3. Market Data

Contract Snapshot

This market resolves based on the winning political party in the Florida Governor General Election, scheduled for November 3, 2026. A "Yes" contract for Byron Donalds (Republican party) resolves positively if the Republican party wins the election. Conversely, a "Yes" contract for David Jolly (Democratic party) resolves positively if the Democratic party wins, with all other outcomes triggering a "No" resolution for the respective contracts.

Available Contracts

Market options and current pricing

Outcome bucket Yes (price) No (price) Last trade probability
Byron Donalds $0.79 $0.22 79%
David Jolly $0.23 $0.78 23%

Market Discussion

As of October 22, 2026, Republican Byron Donalds is the prediction-market favorite for Florida governor, with odds around 78–81% on Kalshi and Polymarket, compared to Democrat David Jolly at 20–23% [1]. However, a poll conducted October 12–19, 2026, shows a statistical tie between Donalds (49%) and Jolly (47%), with the poll's director stating either candidate winning would be unsurprising [2]. Donalds' stronger case is supported by his small polling lead, Republican voter advantage, and market pricing, while Jolly's potential stems from the poll's statistical tie and support among independents and some Republicans [2].

Sources (2)
  1. 1https://polymarket.com/event/florida-governor-winner-2026polymarket.com
  2. 2Donalds, Jolly in dead heat for Florida governor: Poll | FOX 13 Tampa Bayfox13news.com

4. Trust Index

Octagon Trust Index Kalshi 82 Good

Largest single print on GOVPARTYFL-26-D carried 35% of its $10,929 tape (window is 61% of 24h flow)

Integrity risk· Large trades

How it adds up
Integrity80% of score83Good
Trade quality20% of score78Good

Includes the cost to trade: a $10,000 order loses about 6% of the price to slippage.

Trust score82Good

Weighted blend with hard caps — a critically weak safety pillar, or a severe trading anomaly, caps the total regardless of the rest. Full methodology · About the Trust Index

Trust profile
Integrity4 screens run · 6 don't apply

5. How do Byron Donalds' and David Jolly's campaign fundraising and spending totals compare for the final reporting period before the 2026 election?

Byron Donalds Cumulative Fundraising>$146 million [1][2]
David Jolly Cumulative Fundraising>$21 million [1][2]
Byron Donalds Cash-on-Hand Advantage$33.3 million [3][4][1]
Byron Donalds significantly outraised David Jolly in the latest reporting period. For the reporting period ending October 9, 2026, Byron Donalds' combined campaign and political committee accounts raised over $5.9 million, significantly surpassing David Jolly's over $1.97 million [1][2]. This meant Donalds' fundraising for this period was approximately three times that of Jolly's [1][2]. By the same October 9, 2026, deadline, Donalds' cumulative fundraising exceeded $146 million, with cumulative spending surpassing $110 million. In contrast, Jolly's cumulative fundraising exceeded $21 million, and his cumulative spending was over $17 million [1][2]. These reported totals for both candidates consolidate their campaign accounts with affiliated political committees [3][1].
Donalds held a substantial cash-on-hand advantage despite Jolly's small-donor strength. As of October 20, 2026, Donalds had spent over $110 million, compared to Jolly's over $17 million [3][1]. This gave Donalds a $33.3 million cash-on-hand advantage in the final weeks of the campaign [3][4][1]. While Donalds maintained an overall lead in fundraising and spending, Florida's public matching-funds data from the October 16 distribution indicated Jolly received stronger small-donor matching receipts, totaling $223,106.74, versus $55,952.65 for Donalds [5][6].
Sources (6)
  1. 1David Jolly has one of his best fundraising weeks. Byron...floridapolitics.com
  2. 2How much Donalds and Jolly have in the bank as they fight to...powerbrokernews.com
  3. 3Donalds holds $33 million cash advantage over Jolly in...opensecrets.org
  4. 4Donalds holds $33 million cash advantage over Jolly in...opensecrets.org
  5. 5Public Campaign Finance 2026 - Division of Electionsdos.fl.gov
  6. 6Democratic Governors Association investing $1 million to...floridaphoenix.com

6. What is the evidence-based case for a David Jolly upset, considering his polling advantages with independents and potential for crossover support?

UNF Poll Result (October 2026)Donalds 49%–47% (UNF Public Opinion Research Lab [1][2][3])
UNF Poll Sampling Error±2.81 points (UNF Public Opinion Research Lab [1][2][3])
Jolly Lead Among Independent Voters16 points (UNF Public Opinion Research Lab [1][2][3])
Byron Donalds and David Jolly are currently in a statistically tied race for Florida governor. The most recent University of North Florida (UNF) Public Opinion Research Lab poll, conducted October 12–19, 2026, shows Donalds leading Jolly 49%–47% among likely Florida midterm voters [1][2][3]. This narrow 2-point margin falls within the poll's ±2.81-point sampling error, indicating that either candidate could realistically win [1][2][3]. This race has tightened significantly, with Donalds's lead shrinking by 3 points from a 5-point advantage in UNF's July poll to just 2 points in October [1][2][3].
Jolly exhibits significant strength among independent and crossover voters. He holds a 16-point lead over Donalds among independent or no-party/other voters [1][2][3], a finding supported by a Mason-Dixon survey indicating Jolly ahead 47%–28% among independents [4][5][3]. Furthermore, 11% of registered Republicans report supporting Jolly, while only 5% of Democrats support Donalds [1][2][3]. Jolly also garners slightly more trust from voters on issues such as affordability/cost of living (43%–42%) and data centers (41%–37%) [4][3], suggesting potential for broader voter appeal.
Despite strengths, Jolly faces challenges related to turnout and market sentiment. Donalds enjoys stronger support, with 77% of his supporters expressing strong backing compared to 67% for Jolly [3][6]. The prevailing Republican voter registration and early-vote environment in Florida may also favor Donalds [3][6]. Additionally, market sentiment remains skeptical; the Kalshi Florida Governor Winner market on October 22 priced Donalds around 78%–79% and Jolly around 22%–23%, despite the close UNF poll results [5][7]. Ultimately, while Jolly is a credible underdog, the crucial factor remains whether Donalds's enthusiasm and turnout advantage will counteract Jolly's crossover support [2][3][8].
Sources (8)
  1. 1UNF Poll shows dead heat in race for Florida governor...static1.squarespace.com
  2. 2New poll shows Florida governor race 'too close to call'tallahassee.com
  3. 3Donalds, Jolly in dead heat for Florida governor: Pollfox13news.com
  4. 4Homestead tax amendment falling short in 60% support...news4jax.com
  5. 5Florida voter poll results ahead of the November Electionnbcmiami.com
  6. 6Florida's odd midterm currentspolitico.com
  7. 7Florida Governor Winner? 2026 Race Odds & Polls: Donalds vs. Jolly | Kalshikalshi.com
  8. 8(POLL) Byron Donalds With Slight Two-Point Lead Over...floridianpress.com

7. What are the key remaining campaign events or debates for Donalds and Jolly that could shift polling before the November 3 election?

Key Remaining Campaign ActivityFinal push for turnout and persuasion [1][2][3]
Main Debate CatalystProposed October 22 South Florida Telemundo/NBC 6 event (unlikely to occur as bilateral debate) [4][5][6]
Early Voting & Election DayEarly voting October 24–31, Election Day November 3 [7][1][8]
Remaining debates are unlikely, making turnout crucial for election shifts. The proposed October 22 South Florida Telemundo/NBC 6 event stands as the primary remaining debate-related catalyst; however, it is improbable that it will occur as a bilateral debate. This is due to David Jolly's September 20 announcement that he would not participate in general-election debates, despite Byron Donalds accepting invitations for various dates, including October 22 [4][5][6][9]. A previously scheduled FAMU debate was also canceled [4][5][6]. Consequently, the campaign's focus shifts predominantly to final statewide turnout and persuasion efforts before the November 3 election [1][2][3].
Campaigns are intensifying direct voter engagement and turnout efforts statewide. Donalds is scheduled for stops in Sarasota, Pasco, and Polk counties, while Jolly plans to travel across Florida to meet voters directly [2][3]. Both candidates are also seeing an influx of national support, with former President Bill Clinton campaigning alongside Jolly and a reported $1 million Democratic contribution entering the race [1][2][3]. Early voting is set for October 24–31 statewide, followed by Election Day on November 3, a timeline that favors robust turnout operations over late persuasion efforts [7][1][8].
Critical issues and voter enthusiasm will shape final outcomes among undecided voters. The issues most capable of shifting late voters include affordability and the cost of living, property insurance, and data centers [1][10][11]. Donalds' supporters exhibit stronger enthusiasm, while Jolly leads among non-party and other voters, highlighting his need to expand beyond the Democratic base in a Republican-leaning state [1][3][12]. The clearest candidate-specific late risks are identified as turnout asymmetry and coalition consolidation [1][3][12].
Sources (12)
  1. 1Donalds, Jolly in dead heat for Florida governor: Pollfox13news.com
  2. 2Political Connections Florida September 22 2026baynews9.com
  3. 3Byron Donalds, David Jolly advance to November showdown for Florida governornews4jax.com
  4. 4Florida Governor 2026: Donalds vs Jollymundonow.com
  5. 5Jolly Declines to Debate Donalds in Florida Governor's Racetallahasseereports.com
  6. 6Florida Governor Odds 2026: Donalds vs. Jolly Pricesdefirate.com
  7. 7Florida Governor Race 2026: Donalds vs Jolly, Who's Runningmiamipredictionmarkets.com
  8. 8Florida Governor Winner? 2026 Race Odds & Polls: Donalds vs. Jolly | Kalshikalshi.com
  9. 9David Jolly declines all debates with Byron Donalds in...wctv.tv
  10. 102026 Voter's Guide: Florida Governornews4jax.com
  11. 11Florida voters split on phasing out property taxes until budget effects are explained, UNF poll findsnews4jax.com
  12. 12US Rep Byron Donalds wins GOP nod for Florida governor against Ex-Rep David Jolly for the Democratsnews4jax.com

8. What do the 2026 early and mail-in voting statistics reveal about partisan turnout trends for Republicans versus Democrats ahead of Election Day?

Democratic Mail Ballot Lead68,735 ballots [1]
Republican Early In-Person Ballot Lead8,480 ballots [1]
Democratic Total Pre-Election Day Lead60,255 ballots [1]
Florida's early voting data shows a Democratic lead, driven by mail ballots. As of October 21, 2026, Florida's pre-Election-Day voting statistics indicate Democrats lead Republicans in total returned ballots [1]. This lead is primarily due to a significant advantage in mail voting, with Democrats returning 442,386 mail ballots compared to 373,651 for Republicans, establishing a 68,735-ballot lead in this channel [1]. Conversely, Republicans hold an 8,480-ballot advantage in early in-person voting, having cast 149,555 ballots versus 141,075 for Democrats [1]. Combining both channels, 1,394,961 total votes were cast by this date, with Democrats leading the combined pre-Election-Day vote by 60,255 ballots (583,461 Democratic versus 523,206 Republican) [1].
Broader trends and incomplete data temper early Democratic turnout interpretations. Despite the current Democratic lead in combined early votes, national early-vote party registration data often suggests stronger Democratic participation, though ballots are secret and do not reveal candidate votes [2]. Early voters are typically older and less Republican than the full electorate, with Republicans generally preferring to vote on Election Day [2][3]. Furthermore, the early in-person totals reported on October 22 represent only some counties and do not yet encompass the complete statewide early-vote picture, as Florida's mandatory early-voting period runs from October 24–31, 2026 [4][5]. Florida Republicans also maintain a substantial registration advantage, with nearly 5.69 million registered Republicans compared to almost 4.15 million Democrats, a gap of approximately 1.54 million as of October 5 [6]. While these pre-Election-Day statistics modestly favor a Democratic turnout interpretation, the Republican early-in-person edge, large registration advantage, and later Election-Day preference collectively mean the data does not conclusively determine the likely governor winner [1][4].
Sources (6)
  1. 1Statistics - County Vote-by-Mail and Early Voting Reportscountyfilesvbm-ev.floridados.gov
  2. 2Early voting data shows emerging signs of a Democratic...cnn.com
  3. 3Tracking early voting in the 2026 US midterm electioncnn.com
  4. 4Election Dates - Division of Electionsdos.fl.gov
  5. 5Early Voting and Secure Ballot Intake Stationsdos.fl.gov
  6. 6Florida Republican keep large 1.5 million advantage over...wlrn.org

9. What polling data and forecast models underpin Byron Donalds' status as the favorite in the 2026 Florida gubernatorial race?

Donalds' implied win probability80-82% (Polymarket) [1][2][3][4]
Donalds' lead in polling aggregation5 points (48.7% vs 43.7%) [5]
Latest UNF Poll (Donalds vs Jolly)49% vs 47% (within ±2.81% margin of error) [6][7]
Byron Donalds is widely considered the frontrunner in the 2026 Florida gubernatorial race. This status is primarily driven by consistent implied probabilities from various prediction markets and a modest lead in recent polling averages [1][3][5]. As of October 2026, prediction markets indicate a strong likelihood of victory for Donalds, with Polymarket showing an implied win probability between 80-82%, and Kalshi pricing his chances at approximately 78% [1][2][3][4]. Polling data also supports his favored position; a recent aggregation by Prediction Edge/FiftyPlusOne placed Donalds at 48.7% against Jolly's 43.7%, reflecting a five-point lead across polls published from September 28 to October 19 [5].
Despite his lead, the gubernatorial race remains highly competitive. Evidence suggests the race is not yet secure for Donalds, with many leads falling within statistical sampling error. The newest UNF Public Opinion Research Lab poll, conducted from October 12–19, reported Donalds ahead 49% to Jolly's 47% [6][7]. This narrow two-point margin is within the ±2.81-point margin of error, indicating that either candidate could realistically win [6][7]. This recent finding contrasts with a July UNF poll that had Donalds with a more comfortable five-point advantage [6]. Donalds' favored position also stems from structural advantages, including Florida's Republican statewide lean, significant endorsements, and robust organizational and fundraising capabilities [3].
Sources (7)
  1. 1Florida Governor Winner? 2026 Race Odds & Polls: Donalds vs. Jolly | Kalshikalshi.com
  2. 2Live odds: Florida Governor winner? | ElectionOddselectionodds.live
  3. 3https://polymarket.com/event/florida-governor-winner-2026polymarket.com
  4. 4Florida Governor Predictions & Real-Time Oddspolymarket.com
  5. 52026 Florida Governor Election: Polls & Odds | Prediction Edgepredictionedge.com
  6. 6Donalds, Jolly in dead heat for Florida governor: Pollfox13news.com
  7. 7Florida governor, U.S. Senate races tighten in latest poll...fox35orlando.com

10. What Could Change the Odds

Key Catalysts

Prediction markets currently favor Republican Byron Donalds, with Kalshi pricing him at about 78% and Polymarket at approximately 81% as of October 22, 2026 [1][2]. Donalds benefits from a reported enthusiasm gap, with 77% of his supporters expressing strong support versus 67% for David Jolly, along with an advantage on property insurance and the state's underlying Republican lean [3][4]. He also holds a fundraising advantage [3][4] and has been endorsed by Trump [5]. The On Point average of 34 polls through October 20 shows Donalds with a 48.7%–43.3% lead, or +5.4 points [6].
However, the race is materially more competitive than market probabilities suggest. A University of North Florida poll of 1,471 likely voters conducted October 12–19 has Donalds ahead 49%–47%, within a ±2.81-point margin of error, with 4% undecided; this lead narrowed from five points in July [3][4][7]. Jolly, a former Republican who left the party [5], sees bullish catalysts in this closer polling, support from 11% of registered Republicans versus 5% of Democrats backing Donalds, and a $1 million national Democratic contribution [3][4]. Bill Clinton has also campaigned with Jolly [3][4]. Jolly holds an advantage among independents (55%–38%) and on data-center policy [3][4].
Mandatory early voting is scheduled for October 24–31, leading up to Election Day on November 3, 2026 [8][9]. While Donalds remains the market favorite, the evidence supports a competitive contest rather than a safe outcome. Jolly's upside is concentrated in turnout, late undecided voters, and national anti-incumbent conditions [1][2][5]. The base-case forecast suggests a qualitative estimate of roughly a 70%–80% Donalds win probability [1][2][5].

Key Dates & Catalysts

  • Expiration: November 03, 2027
  • Closes: November 03, 2027
Sources (9)
  1. 1Florida Governor Winner? 2026 Race Odds & Pollskalshi.com
  2. 2https://polymarket.com/event/florida-governor-winner-2026?r=kooespolymarket.com
  3. 3Donalds, Jolly in dead heat for Florida governor: Poll | FOX 13 Tampa Bayfox13news.com
  4. 4Republicans Donalds, Moody hold slim leads in tightening governor, US Senate races, UNF polls finds | WLRNwlrn.org
  5. 5Florida Governor Election 2026: Latest Pollsnytimes.com
  6. 6Florida governor polls 2026: Jolly vs Donalds polling average | On Point Politicsonpointpolitics.us
  7. 7Florida governor, U.S. Senate races tighten in latest poll...fox35orlando.com
  8. 8Election Dates - Division of Elections - Florida Department of Statedos.fl.gov
  9. 9Election Dates and Activities Calendar 2025 – 2026files.floridados.gov