2026 United States Senate election in Illinois

The 2026 United States Senate election in Illinois will be held on November 3, 2026, to elect a member of the United States Senate to represent the State of Illinois. Incumbent Democratic Senator Dick Durbin, who was re-elected in 2020 with 54.9% of the vote, declined to seek a sixth term in office. This will be the first open Senate seat race in Illinois since 2010 and the first for this Class II seat since 1996, when Durbin was first elected. Primary elections will be held on March 17, 2026.

Infobox

Party

Democratic

Tables

· Democratic primary › Fundraising

Candidate

Campaign finance reports as of June 30, 2025

Candidate

Campaign finance reports as of June 30, 2025

Raised

Campaign finance reports as of June 30, 2025

Spent

Campaign finance reports as of June 30, 2025

Cash on hand

Robin Kelly (D)

Campaign finance reports as of June 30, 2025

Robin Kelly (D)

Campaign finance reports as of June 30, 2025

$2,458,390.06

Campaign finance reports as of June 30, 2025

$253,466.08

Campaign finance reports as of June 30, 2025

$2,204,924.98

Raja Krishnamoorthi (D)

Campaign finance reports as of June 30, 2025

Raja Krishnamoorthi (D)

Campaign finance reports as of June 30, 2025

$24,878,520.73

Campaign finance reports as of June 30, 2025

$6,790,269.30

Campaign finance reports as of June 30, 2025

$18,088,251.43

Kevin Ryan (D)

Campaign finance reports as of June 30, 2025

Kevin Ryan (D)

Campaign finance reports as of June 30, 2025

$12,801.45

Campaign finance reports as of June 30, 2025

$6,331.55

Campaign finance reports as of June 30, 2025

$6,469.90

Juliana Stratton (D)

Campaign finance reports as of June 30, 2025

Juliana Stratton (D)

Campaign finance reports as of June 30, 2025

$2,084,874.88

Campaign finance reports as of June 30, 2025

$1,165,100.09

Campaign finance reports as of June 30, 2025

$919,774.79

Source: Federal Election Commission

Campaign finance reports as of June 30, 2025

Source: Federal Election Commission

Campaign finance reports as of June 30, 2025
Candidate	Raised	Spent	Cash on hand
Robin Kelly (D)	$2,458,390.06	$253,466.08	$2,204,924.98
Raja Krishnamoorthi (D)	$24,878,520.73	$6,790,269.30	$18,088,251.43
Kevin Ryan (D)	$12,801.45	$6,331.55	$6,469.90
Juliana Stratton (D)	$2,084,874.88	$1,165,100.09	$919,774.79
Source: Federal Election Commission

· Democratic primary › Polling

Public Policy Polling (D)

Poll source

Public Policy Polling (D)

Date(s)administered

September 25–26, 2025

Samplesize

576 (LV)

Marginof error

± 4.1%

RobinKelly

RajaKrishnamoorthi

33%

JulianaStratton

18%

Other

–

Undecided

41%

Change Research (D)

Poll source

Change Research (D)

Date(s)administered

September 17–19, 2025

Samplesize

1,143 (LV)

Marginof error

± 3.0%

RobinKelly

RajaKrishnamoorthi

41%

JulianaStratton

17%

Other

–

Undecided

31%

GBAO (D)

Poll source

GBAO (D)

Date(s)administered

August 12–17, 2025

Samplesize

800 (LV)

Marginof error

± 3.5%

RobinKelly

12%

RajaKrishnamoorthi

38%

JulianaStratton

18%

Other

–

Undecided

29%

Z to A Reseach (D)

Poll source

Z to A Reseach (D)

Date(s)administered

August 8–10, 2025

Samplesize

615 (LV)

Marginof error

± 4.0%

RobinKelly

13%

RajaKrishnamoorthi

51%

JulianaStratton

28%

Other

–

Undecided

GBAO (D)

Poll source

GBAO (D)

Date(s)administered

June 5–10, 2025

Samplesize

1,200 (LV)

Marginof error

± 2.8%

RobinKelly

14%

RajaKrishnamoorthi

32%

JulianaStratton

19%

Other

Undecided

31%

Poll source	Date(s)administered	Samplesize	Marginof error	RobinKelly	RajaKrishnamoorthi	JulianaStratton	Other	Undecided
Public Policy Polling (D)	September 25–26, 2025	576 (LV)	± 4.1%	8%	33%	18%	–	41%
Change Research (D)	September 17–19, 2025	1,143 (LV)	± 3.0%	8%	41%	17%	–	31%
GBAO (D)	August 12–17, 2025	800 (LV)	± 3.5%	12%	38%	18%	–	29%
Z to A Reseach (D)	August 8–10, 2025	615 (LV)	± 4.0%	13%	51%	28%	–	8%
GBAO (D)	June 5–10, 2025	1,200 (LV)	± 2.8%	14%	32%	19%	4%	31%

Public Policy Polling (D)

Poll source

Public Policy Polling (D)

Date(s)administered

April 29–30, 2025

Samplesize

674 (LV)

Marginof error

± 3.8%

RobinKelly

RajaKrishnamoorthi

20%

JulianaStratton

13%

LaurenUnderwood

16%

Other

–

Undecided

43%

GBAO (D)

Poll source

GBAO (D)

Date(s)administered

April 24–28, 2025

Samplesize

800 (LV)

Marginof error

± 3.5%

RobinKelly

RajaKrishnamoorthi

21%

JulianaStratton

13%

LaurenUnderwood

20%

Other

Undecided

30%

314 Action (D)

Poll source

314 Action (D)

Date(s)administered

March 24–27, 2025

Samplesize

773 (LV)

Marginof error

± 3.5%

RobinKelly

10%

RajaKrishnamoorthi

30%

JulianaStratton

16%

LaurenUnderwood

33%

Other

–

Undecided

10%

–

Poll source

–

Date(s)administered

32%

Samplesize

19%

Marginof error

39%

RobinKelly

–

RajaKrishnamoorthi

10%

Poll source	Date(s)administered	Samplesize	Marginof error	RobinKelly	RajaKrishnamoorthi	JulianaStratton	LaurenUnderwood	Other	Undecided
	May 19, 2025	Underwood declines to run
Public Policy Polling (D)	April 29–30, 2025	674 (LV)	± 3.8%	8%	20%	13%	16%	–	43%
GBAO (D)	April 24–28, 2025	800 (LV)	± 3.5%	8%	21%	13%	20%	9%	30%
314 Action (D)	March 24–27, 2025	773 (LV)	± 3.5%	10%	30%	16%	33%	–	10%
314 Action (D)	March 24–27, 2025	773 (LV)	± 3.5%	–	32%	19%	39%	–	10%

· Republican primary › Fundraising

Candidate