Florida's 3rd District margin of victory
Short Answer
The model assigns meaningfully higher odds than the market for Republicans winning Florida's 3rd District by 5+ pts, driven by the district's strong Republican lean and the incumbent's consistent large margin wins.
1. Executive Verdict
- District boundaries, demographics, and Republican lean remain unchanged after April 2026.
- Incumbent Kat Cammack has consistently won with large margins.
- Florida's 3rd District is classified as strongly Republican post-redistricting.
- Republicans secured a significant victory in Florida's 3rd District in 2022.
- The general election for the district is scheduled for November 3, 2026.
Who Wins and Why
| Outcome | Market | Model | Why |
|---|---|---|---|
| Republicans, 26+ pts | 23.0% | 17.7% | The district's strong Republican lean and incumbent's large past margins persist after 2026 redistricting. |
| Republicans, 14+ pts | 51.0% | 54.6% | The district's strong Republican lean and incumbent's large past margins persist after 2026 redistricting. |
| Republicans, 11+ pts | 64.0% | 66.6% | The district's strong Republican lean and incumbent's large past margins persist after 2026 redistricting. |
| Republicans, 8+ pts | 68.0% | 70.3% | The district's strong Republican lean and incumbent's large past margins persist after 2026 redistricting. |
| Republicans, 29+ pts | 7.0% | 5.5% | The district's strong Republican lean and incumbent's large past margins persist after 2026 redistricting. |
Current Context
Florida's 3rd District consistently favors Republicans, reflecting a safe Republican seat. In the 2024 election, Republican Kat Cammack won with 61.6% of the vote against 38.4%, a +23.2-point margin, securing 241,174 votes compared to 150,283 [^][^]. Looking ahead to 2026, major outlets, including the Cook Political Report, rate the district as Solid Republican [^]. Prediction markets further reinforce this outlook, with Polymarket showing an 87% implied probability for a Republican victory in the “FL-03 House Election Winner” market, while Democrats hold a 12% implied probability [^].
Redistricting is the primary factor influencing the district's 2026 competitiveness. The recently approved mid-decade redistricting in late April 2026 represents the most significant current development affecting the Florida 3rd District [^][^][^][^]. Campaigns are actively planning for the impact of this new 'midterm map' [^][^][^][^]. Key dates for the 2026 election in FL-03 include a filing deadline of June 12, 2026, a primary election on August 18, 2026, and the general election on November 3, 2026 [^].
2. Market Behavior & Price Dynamics
Historical Price (Probability)
Outcome probability
Date
This market experienced a dramatic upward repricing, moving from a starting price of 2.0% to its current level of 73.0%. The most significant event was a 57.0 percentage point spike on May 06, 2026. This sharp increase from 16.0% to 73.0% was likely a direct reaction to news regarding Florida's new congressional map. According to reports, the map was signed on or around May 5, 2026, and confirmed that the boundaries for the heavily Republican Florida's 3rd District would remain unchanged. This removed a key uncertainty, causing the market to rapidly adjust its odds to reflect the high probability of a continued strong Republican performance.
The price action occurred on zero traded volume, which is a critical observation. The absence of trading activity suggests the price movement was not driven by organic buying and selling but rather by a structural repricing, possibly by the market maker, based on the fundamental news of the district map remaining the same. The chart has established a new de facto support and resistance level at 73.0%, where the price has remained since the spike. While the current price indicates a strong sentiment favoring a YES resolution, the lack of volume implies this sentiment is not yet tested by market participants and conviction is low or non-existent. The market is currently reflecting the baseline expectation given the district's political leanings rather than a consensus forged through active trading.
3. Significant Price Movements
Notable price changes detected in the chart, along with research into what caused each movement.
📈 May 06, 2026: 57.0pp spike
Price increased from 16.0% to 73.0%
Outcome: Republicans, 5+ pts
What happened: The primary driver of the prediction market price movement was likely the signing of Florida's new congressional map on or around May 5, 2026 [^]. Multiple reports confirmed that Florida's 3rd Congressional District remained unchanged under the new map [^]. Given FL-03's strong Republican lean and historical margins of victory [^], the confirmation of its stable boundaries would solidify confidence in a large Republican win, leading to the 57.0 percentage point spike for "Republicans, 5+ pts." Social media activity is not identified as a primary driver [^].
4. Market Data
Contract Snapshot
This market resolves to YES if the Republican Party wins the 2026 U.S. House of Representatives election in Florida's 3rd District by 14 percentage points or more; otherwise, it resolves to NO. The margin is calculated as the Republican vote percentage minus that of the next highest candidate, with no rounding applied. The market, which opened on May 5, 2026, references the election occurring around November 3, 2026, and will close upon publication of certified election results, or by November 3, 2027, at the latest.
Available Contracts
Market options and current pricing
| Outcome bucket | Yes (price) | No (price) | Last trade probability |
|---|---|---|---|
| Republicans, 8+ pts | $0.70 | $0.32 | 68% |
| Republicans, 11+ pts | $0.64 | $0.37 | 64% |
| Republicans, 14+ pts | $0.55 | $0.47 | 51% |
| Republicans, 26+ pts | $0.23 | $0.78 | 23% |
| Republicans, 29+ pts | $0.07 | $0.93 | 7% |
| Republicans, 17+ pts | $0.37 | $0.64 | 0% |
| Republicans, 20+ pts | $0.31 | $0.70 | 0% |
| Republicans, 23+ pts | $0.27 | $0.74 | 0% |
| Republicans, 5+ pts | $0.74 | $0.27 | 0% |
Market Discussion
Florida's 3rd Congressional District is widely considered a safely Republican seat, with handicappers rating it "Solid Republican" or "Safe Republican" for the 2026 election, where incumbent Republican Kat Cammack is seeking re-election in the Republican primary scheduled for August 18, 2026 [^][^][^][^]. Prediction markets currently show a 44% probability of the Republican Party winning by a margin of 14 or more percentage points, based on historical results like a +21.0 margin in 2024 and significant Republican voter registration advantage [^][^][^].
5. Who are the declared Republican and Democratic candidates for FL-03 after the June 12, 2026 filing deadline?
| Republican Incumbent | Kat Cammack (FL-03) [^][^] |
|---|---|
| Declared Democratic Candidates | Rock Aboujaoude Jr., Troy Albers, Seth Harp, George Hubac, Tom Wells (FL-03) [^][^] |
| Primary Election Date | August 18, 2026 [^] |
Candidates face a June filing deadline for August primaries. All individuals seeking a spot on the primary ballot must meet the filing deadline, set for June 12, 2026 [^][^]. Subsequently, both the incumbent Republican and the declared Democratic candidates will prepare for their respective primary elections, scheduled for August 18, 2026 [^][^].
6. How do non-partisan rating organizations like the Cook Political Report and Sabato's Crystal Ball classify FL-03's competitiveness post-redistricting?
| Cook Political Report rating | Solid Republican [^][^][^][^] |
|---|---|
| Sabato's Crystal Ball rating | Safe Republican [^][^][^] |
| New congressional map signed | May 2026 [^] |
Florida's 3rd District is strongly Republican after recent redistricting. Florida's 3rd Congressional District (FL-03) is classified as strongly Republican by non-partisan rating organizations following recent redistricting. The Cook Political Report has rated FL-03 as 'Solid Republican' [^][^][^][^], and Sabato's Crystal Ball has categorized the district as 'Safe Republican' [^][^][^]. These assessments indicate the district's expected political leanings.
New congressional maps shape FL-03's expected 2026 election outcomes. These ratings incorporate the new congressional map, which was signed into law in May 2026 [^]. This redistricting directly influences the political landscape, providing crucial context for the district's competitiveness in the 2026 election cycle.
7. What are the key demographic and geographic differences between the new 2026 FL-03 map and the one used in the 2024 election?
| 2026 FL-03 Map Status | Unchanged from 2024 election map [^][^] |
|---|---|
| Impact of May 2026 Redistricting | Districts 1-7, including FL-03, were not altered [^][^] |
| Geographic Area of FL-03 | Large section of north-central Florida [^] |
Florida's 3rd congressional district map remains unchanged for 2026. The boundaries for Florida's 3rd congressional district (FL-03) for the 2026 election are identical to those used in the 2024 election [^][^]. Consequently, there are no key demographic or geographic differences between the 2026 FL-03 map and the map employed in the 2024 election. While Governor Ron DeSantis enacted a new congressional map on May 4, 2026, which significantly redrew 21 of Florida's 28 U.S. House districts, Districts 1 through 7, including FL-03, remained unaltered in this redistricting process [^][^][^][^][^][^].
FL-03 covers diverse north-central Florida, including multiple counties. The district, defined by the unchanged map, encompasses a substantial area of north-central Florida, including all of Alachua, Baker, Bradford, Columbia, Dixie, Gilchrist, Hamilton, Levy, Suwannee, and Union counties [^]. It also includes the majority of Lafayette and Marion County [^]. Key population centers within FL-03 are Gainesville and portions of Ocala [^]. Demographically, the district is predominantly white, yet also contains significant Black and Hispanic populations [^]. Geographically, it is characterized by a blend of rural landscapes, small towns, and sections of the Jacksonville metropolitan area [^].
8. How has the April 2026 redistricting altered the partisan lean of Florida's 3rd District compared to the 2024 map?
| FL-03 Partisan Lean After April 2026 Redistricting | Unchanged [^][^][^][^] |
|---|---|
| FL-03 Cook Partisan Voter Index (2024 map) | R+9 [^] |
| 2020 Presidential Election Result in FL-03 (2024 lines) | Trump 56.5%, Biden 42.4% [^] |
The April 2026 redistricting did not alter Florida's 3rd District's partisan lean. Florida's 3rd Congressional District (FL-03) saw no change to its partisan lean following the April 2026 redistricting because districts 1 through 7 remained unchanged in the new congressional map. Governor Ron DeSantis signed this map into law on May 4, 2026 [^][^][^][^]. While a broader statewide redistricting effort was projected to shift four districts to Republicans based on 2024 presidential results, these changes primarily impacted other Democratic-leaning districts across Florida and specifically did not affect FL-03 [^][^][^][^][^].
Florida's 3rd District maintained a strong Republican lean before redistricting. Prior to the April 2026 redistricting, and based on the 2024 map, Florida's 3rd Congressional District was characterized by a Cook Partisan Voter Index of R+9 [^]. This index indicated that the district's results in both the 2016 and 2020 presidential elections were 9 percentage points more Republican than the national average [^]. For example, under the 2024 district lines, the 2020 presidential election results would have shown Donald Trump defeating Joe Biden by a margin of 56.5% to 42.4% [^]. Consequently, the district was considered a "safe GOP" seat in the 2024 elections, with incumbent Kat Cammack (R) successfully winning re-election [^][^][^].
9. What was the Republican margin of victory in Florida's 3rd District in the 2022 and 2024 general elections?
| 2022 Republican Margin of Victory | 26.2% [^] |
|---|---|
| 2022 Kat Cammack Vote Share | 62.5% [^] |
| 2024 Kat Cammack Vote Share | Over 60% [^] |
The 2024 election saw incumbent Kat Cammack reelected with an increased margin. Kat Cammack, the incumbent Republican, successfully defeated Democrat Tom Wells to secure her reelection [^][^]. While precise vote percentages for each candidate are not explicitly available, reports indicate that she garnered over 60% of the total votes [^]. Her margin of victory in 2024 was larger than her 2022 win, though an exact numerical margin for the Republican victory in 2024 is not provided in the available data [^][^][^][^].
10. What Could Change the Odds
Key Catalysts
The election for Florida's 3rd Congressional District is scheduled for Tuesday, November 3, 2026 [^] [^] [^] [^] . Key dates leading up to this include primary elections for the district on August 18, 2026 [^][^]. The Republican Party primary for U.S. House Florida District 3 is also scheduled for August 18, 2026, with incumbent Kat Cammack running [^]. Voter registration deadlines for the primary, including in-person, mail-in (postmarked by), and online registration, are all by July 20, 2026 [^]. Following the general election, the post-election period runs from November 4, 2026, to January 3, 2027 (or later), and the 120th Congress is expected to convene on January 3, 2027 (or later) [^].
Florida's 3rd Congressional District is currently represented by Republican Kat Cammack [^] [^] and has historically leaned Republican, with the incumbent having previously won elections in the district [^] . Prediction markets are already offering contracts related to the 2026 U.S. House of Representatives election in Florida's 3rd District, focusing on the Republican Party's margin of victory [^]. Current market probabilities indicate a 52% chance for Republicans to win by 11+ points, a 44% chance for a 14+ point victory, and a 36% chance for a 17+ point victory [^]. The district's lines are drawn by the state legislature [^].
Key Dates & Catalysts
- Expiration: November 03, 2027
- Closes: November 03, 2027
11. Decision-Flipping Events
- Trigger: The election for Florida's 3rd Congressional District is scheduled for Tuesday, November 3, 2026 [^] [^] [^] [^] .
- Trigger: Key dates leading up to this include primary elections for the district on August 18, 2026 [^] [^] .
- Trigger: The Republican Party primary for U.S.
- Trigger: House Florida District 3 is also scheduled for August 18, 2026, with incumbent Kat Cammack running [^] .
13. Historical Resolutions
No historical resolution data available for this series.
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