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Race · U.S. Senate · Arkansas · 2026

Arkansas · U.S. Senate · 2026

Seat U.S. Senate, Class 2

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U.S. Senate, Class 2 · Incumbent running
DEMNominee
Hallie Shoffner
3%Hume Outlook · Hume model estimate · as of 2026-10-28
LIBOn the ballot
Jeff Wadlin
—Not published for this candidate
REPNominee
Tom Cotton incumbent
97%Hume Outlook · Hume model estimate · as of 2026-10-28
IncumbentTom Cotton

Hume Outlook

hume-2026.10-r1 · Forecast as of Oct 28, 2026
97% Tom Cotton · RepublicanChance to win, between the two named candidates
REP Tom Cotton 97%
DEM Hallie Shoffner 3%
  • Hume model estimate · built on polls, fundamentals, and markets
Latest poll Cotton 55.0% · Shoffner 39.0% · Wadlin 4.0% GrayHouse / America One Policies · 2026-10-28
Seat lean (Hume PVI) R+15 cycles 2020, 2024
Prior result, this seat REP 66.5% 2020 general · margin 33.1%

Side by side

3 candidates · 5 measures
FEC summary through 2026-10-14
MeasureDEMShoffnerLIBWadlinREPCotton
Total receiptsUSD, cycle to date, all authorized committees
Hallie Shoffner$4,042,810.83
Jeff Wadlin$80,063.00
Tom Cotton$7,149,643.47
Total disbursementsUSD, cycle to date
Hallie Shoffner$3,285,879.13
Jeff Wadlin$73,771.57
Tom Cotton$9,470,585.49
Cash on handUSD, close of the covered period
Hallie Shoffner$756,931.70
Jeff Wadlin$6,291.43
Tom Cotton$5,129,927.81
Latest pollpercent, as stored
Hallie Shoffner39.0%GrayHouse · 2026-10-28
Jeff Wadlin4.0%GrayHouse · 2026-10-28
Tom Cotton55.0%GrayHouse · 2026-10-28
Seat lean (Hume PVI)identical for every candidate
Hallie ShoffnerR+15seat-level
Jeff WadlinR+15seat-level
Tom CottonR+15seat-level
Money is each candidate's FEC summary: every committee the candidate has authorized, combined, as filed through the coverage date shown.

Polling

5 listed · newest first
Newest field end 2026-10-28
Pollster / sponsorField datesSampleShoffnerWadlinCottonOthers
GrayHouse2026-10-27 to 2026-10-28LV · n=50939.0%4.0%55.0%none
Hendrix College2026-10-08 to 2026-10-13LV · n=70941.0%5.0%50.0%none
Grayhouse2026-09-30 to 2026-10-04LV · n=55040.0%4.0%51.0%none
J.L. Partners2026-08-14 to 2026-08-18LV · n=80335.0%4.0%51.0%none
GrayHouse2026-02-07 to 2026-02-09LV · n=55036.0%not named58.0%none
Polling data CC BY 4.0 (FiveThirtyEight / VoteHub).

    Seat lean · Hume PVI

    as of cycle 2024
    R+15
    Lean (D minus R, points)
    -15.440
    Presidential cycles
    2020, 2024
    Computed
    2026-06-08

    Hume PVI is Hidden Levers' own two-party presidential-lean index for the state, not the Cook PVI.

    Prior result, this seat

    election returns

    2020 general

    CandidatePartyVotes% of total
    Tom CottonREP793,87166.53%
    Ricky Dale Harrington JR.LIB399,39033.47%

    Total votes 1,193,261 · winning margin 33.06% of total (margin computed here from the cited vote counts)

    Sources: FEC filings (through Oct 14, 2026) · Polls: FiveThirtyEight / VoteHub (CC BY 4.0) · Prior result: MIT Election Data + Science Lab (CC0) · Hume PVI and Hume Outlook: Hidden Levers estimates.

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