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Race · U.S. House · Florida · 2026

Florida District 3 · U.S. House · 2026

Seat U.S. House, Florida District 3

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Race header

U.S. House, Florida District 3 · Incumbent running
DEMNominee
Seth Harp
8%Hume Outlook · Hume model estimate · as of 2026-10-28
INDOn the ballot
Mike Klein
—Not published for this candidate
REPNominee
Kat Cammack incumbent
92%Hume Outlook · Hume model estimate · as of 2026-10-28
IncumbentKat Cammack

Hume Outlook

hume-2026.10-r1 · Forecast as of Oct 28, 2026
92% Kat Cammack · RepublicanChance to win, between the two named candidates
REP Kat Cammack 92%
DEM Seth Harp 8%
  • Hume model estimate · built on polls, fundamentals, and markets
Latest poll Not available No public polls of this race in our data yet.
Seat lean (Hume PVI) Not available The district lean is held: this state's House map was redrawn, and the plan-aware lean has not yet been cross-checked.
Prior result, this seat Not available District redrawn; not comparable.

Side by side

3 candidates · 5 measures
FEC summary through 2026-10-14
MeasureDEMHarpINDKleinREPCammack
Total receiptsUSD, cycle to date, all authorized committees
Seth Harp$172,434.58
Mike Klein$120,556.13
Kat Cammack$2,437,580.31
Total disbursementsUSD, cycle to date
Seth Harp$128,289.26
Mike Klein$108,144.35
Kat Cammack$2,030,841.86
Cash on handUSD, close of the covered period
Seth Harp$44,145.32
Mike Klein$12,411.78
Kat Cammack$962,289.35
Latest pollpercent, as stored
Seth HarpNot available No public polls of this race in our data yet.
Mike KleinNot available No public polls of this race in our data yet.
Kat CammackNot available No public polls of this race in our data yet.
Seat lean (Hume PVI)identical for every candidate
Seth HarpNot available The district lean is held: this state's House map was redrawn, and the plan-aware lean has not yet been cross-checked.
Mike KleinNot available The district lean is held: this state's House map was redrawn, and the plan-aware lean has not yet been cross-checked.
Kat CammackNot available The district lean is held: this state's House map was redrawn, and the plan-aware lean has not yet been cross-checked.
Money is each candidate's FEC summary: every committee the candidate has authorized, combined, as filed through the coverage date shown.

Polling

0 listed · newest first

Not available No public polls of this race in our data yet.

    Seat lean · Hume PVI

    not available

    Not available The district lean is held: this state's House map was redrawn, and the plan-aware lean has not yet been cross-checked.

    Prior result, this seat

    not available

    Not available District redrawn; not comparable.

    Sources: FEC filings (through Oct 14, 2026) · Hume PVI and Hume Outlook: Hidden Levers estimates.

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