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2026 Maine Senate Election Polls, Odds & Candidates

Name: 2026 Maine Senate Election Polls, Odds & Candidates — prediction market odds
Creator: kalshi

Election Day: Nov 3, 2026Market closes: Nov 6, 11:59pm ET (Nov 7, 4:59am UTC)

Maine Senate winner? (Person)

$2.0M

NOV 3, 2026

General Election

Voters choose the office holder.

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Race Snapshot

Compare the candidates' live odds, polling averages and fundraising. Updated Aug 24, 2026, 11:38 AM UTC.

Candidate	Live odds	Poll average	Funds raised
Troy Jackson	68%	48.4%	—
Susan Collins	31%	46.9%	$16.17M

OddsLive Odds

Prediction market probabilities from Kalshi, updated as market prices change. Last updated Aug 24, 2026, 11:38 AM UTC.

Odds History

Total volume

$2.0M

24h volume

$7.8K

T. Jackson68%

S. Collins31%

G. Platner0%

No chart data available yet.

source: Kalshi

Election Dates and Deadlines

Important voting dates, registration deadlines and prediction market closing times.

November

TUE 3

Maine 2026 general election

November

FRI 6

Prediction market closes

Latest Race Updates

Key developments affecting the candidates, polls and prediction market odds.

Maine Senate winner? (Person)

30m

Collins fell from 35% to 31% in the past hour as recent Maine coverage stays focused on Jackson versus Collins and a new attack-ad wave, making the market repricing worth monitoring.

31%4%

Latest Election News

Recent reporting and announcements directly related to this race and its candidates.

AINews Summary

Troy Jackson is now the Democratic nominee after Graham Platner withdrew, setting up a general-election race against Susan Collins. Recent polling cited in the summaries says the contest is close. New outside spending against Collins could keep the race tight, but the overall effect is still unclear. The race still looks competitive, with Jackson’s nomination keeping Democrats in the contest. The ad campaign and issue focus could add volatility, but the summaries do not show a clear shift away from Collins.

Articles

WEWashington Examiner17 hours ago

Zohran Mamdani, the Democratic Party's shadow presidential nominee

Zohran Mamdani is going to be the Democratic Party's shadow president in the coming years, no matter who the party puts up for 2028.

ESEUROPE SAYS18 hours ago

Sen. Collins Asks Both U.S., Canada to Restart Negotiations Over Tariffs

Maine Senator Susan Collins is asking both the U.S. and Canada to restart negotiations after President Trump’s 50 percent tariffs took effect Saturday.

NNewsweek2 days ago

AI Data Center War: Where Democrats, Republicans in Key Senate Races Stand

The AI backlash is now hitting the six Senate races that Cook Political Report rates as toss-ups heading into November.

PPPortland Press Herald3 days ago

Bobby Charles, Republican candidate for Maine governor, doesn’t plan to attend JD Vance event

A spokesperson for Charles said Friday that he was already scheduled to meet Monday with members of Maine's addiction and recovery community.

TGThe Gateway Pundit4 days ago

Key Democratic Senate Candidate’s Campaign Descends Into ‘Complete Chaos’

Just hours before a key jungle primary decided the field for a critical Senate race the left hopes to flip, Democratic candidate Mary Peltola, a former state…

WEWashington Examiner11 days ago

'We're getting screwed'

The 30-second spot, simply titled “Broke,” highlights Jackson’s working-class roots in rural northern Maine.

WEWashington Examiner6 days ago

Planned Parenthood targets Susan Collins's campaign with historic ad buy

Collins supports abortion until fetal viability, when the baby can survive outside the womb. She doesn’t typically back late-term abortions.

PPPortland Press Herald21 days ago

Troy Jackson’s first campaign ad highlights Maine logging roots

The spot comes with just over 90 days to go before the Nov. 3 election.

WWJLA27 days ago

Democrats reset campaign against Collins with new nominee

Democrats in Maine have a new nominee to take on long-time incumbent Sen. Susan Collins in a race that is pivotal for both parties to win a Senate majority.

Latest Polls

Polling results and averages based on polls published between Jul 4, 2026 and Aug 10, 2026.

Polling Average

60%50%40%30%20%10%0%

48.4%

47%

46.9%

44%

37%

T. Jackson

S. Bellows

S. Collins

G. Platner

J. Mills

Date (Start - End)	Spread	Jackson	Bellows	Collins	Platner	Mills
Polling Average	Jackson+1.4	48.4%	47.0%	46.9%	44.0%	37.0%
Beacon Research/Shaw & Co. ResearchAug 6 - 10	Jackson+2.0	48.0%	–	46.0%	–	–
Hart Research AssociatesJul 27 - Aug 1	Jackson+4.0	49.0%	–	45.0%	–	–
University of New Hampshire Survey CenterJul 15 - 20	Jackson+3.0	49.0%	–	46.0%	–	–
Z to A ResearchJul 7 - 8	Collins+2.0	47.0%	–	49.0%	–	–
Z to A ResearchJul 7 - 8	Bellows+0.0	–	47.0%	47.0%	–	–
Public Policy PollingJul 7 - 7	Jackson+5.0	49.0%	–	44.0%	–	–
Public Policy PollingJul 7 - 7	Bellows+0.0	–	47.0%	47.0%	–	–
Public Policy PollingJul 7 - 7	Collins+11.0	–	–	48.0%	–	37.0%
Public Policy PollingJul 7 - 7	Collins+5.0	–	–	47.0%	42.0%	–
Wedgewood PollsJul 4 - 6	Collins+4.0	–	–	50.0%	46.0%	–

Aggregation source: FiftyPlusOne

Candidate Endorsements

Campaign Fundraising

Campaign finance totals for the 2026 cycle, including money raised, spent and cash on hand.

Total RaisedCash on Hand

Jun 30, 2026

$25M

$18.8M

$12.5M

$6.3M

G. Platner

S. Collins

J. Mills

J. Golden

D. Kleban

A. III

S. Gideon

Candidate

Total Raised

Cash on Hand

Burn Rate (per month)

Last report

G. PlatnerGraham Platner

$21.05MContrib: $21.00M

$1.76MSpent: $19.29M

$1.07MLast period: $4.67M

JULY QUARTERLY · Jun 30, 2026

S. CollinsSusan Collins

$16.17MContrib: $11.76M

$11.04MSpent: $7.71M

$428.2KLast period: $3.23M

JULY QUARTERLY · Jun 30, 2026

J. MillsJanet Mills

$6.06MContrib: $5.64M

$102.8KSpent: $5.96M

$331.1KLast period: -$530.2K

JULY QUARTERLY · Jun 30, 2026

J. GoldenJared Golden

$2.58MContrib: $2.30M

$397.7KSpent: $2.31M

$128.4KLast period: -$3.5K

JULY QUARTERLY · Jun 30, 2026

D. KlebanDan Kleban

$458.8KContrib: $458.7K

$87Spent: $458.7K

$25.5KLast period: $0

JULY QUARTERLY · Jun 30, 2026

A. IIIAngus King III

$64.1KContrib: $58.4K

$62.6KSpent: $240.2K

$13.3KLast period: $15.5K

JULY QUARTERLY · Jun 30, 2026

S. GideonSara Gideon

$49.0KContrib: $0

$2.43MSpent: $1.38M

$76.8KLast period: -$2.2K

JULY QUARTERLY · Jun 30, 2026

Source: FEC

2026 Maine Senate Election Polls, Odds & Candidates

Maine Senate winner? (Person)

Race Snapshot

OddsLive Odds

Odds History

Election Dates and Deadlines

Latest Race Updates

Maine Senate winner? (Person)

Latest Election News

Zohran Mamdani, the Democratic Party's shadow presidential nominee

Sen. Collins Asks Both U.S., Canada to Restart Negotiations Over Tariffs

AI Data Center War: Where Democrats, Republicans in Key Senate Races Stand

Bobby Charles, Republican candidate for Maine governor, doesn’t plan to attend JD Vance event

Key Democratic Senate Candidate’s Campaign Descends Into ‘Complete Chaos’

'We're getting screwed'

Planned Parenthood targets Susan Collins's campaign with historic ad buy

Troy Jackson’s first campaign ad highlights Maine logging roots

Democrats reset campaign against Collins with new nominee

Latest Polls

Candidate Endorsements

Campaign Fundraising

Related Races

Maine Senate winner?

Maine Governor winner?

ME-02 House winner?

Maine State Senate winner?

Race Snapshot

Election Dates and Deadlines

Latest Race Updates

Maine Senate winner? (Person)

Latest Election News

Zohran Mamdani, the Democratic Party's shadow presidential nominee

Sen. Collins Asks Both U.S., Canada to Restart Negotiations Over Tariffs

AI Data Center War: Where Democrats, Republicans in Key Senate Races Stand

Bobby Charles, Republican candidate for Maine governor, doesn’t plan to attend JD Vance event

Key Democratic Senate Candidate’s Campaign Descends Into ‘Complete Chaos’

'We're getting screwed'

Planned Parenthood targets Susan Collins's campaign with historic ad buy

Troy Jackson’s first campaign ad highlights Maine logging roots

Democrats reset campaign against Collins with new nominee

Latest Polls

Candidate Endorsements

Campaign Fundraising

Related Races

Maine Senate winner?

Maine Governor winner?

ME-02 House winner?

Maine State Senate winner?