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Who’s ahead in the Iowa Senate race?

An updating average, accounting for each poll’s quality, recency, sample size and partisan lean.

Our average includes all candidates that FiveThirtyEight considers “major.” Candidates with insufficient polling data are not displayed in the averages. State polling averages are adjusted based on national trends, which means candidates’ averages can shift even in the absence of fresh state polls. Read more about the methodology.

DatesSamplei

SAMPLE TYPES

A

ADULTS

V

VOTERS

LV

LIKELY VOTERS

RV

REGISTERED VOTERS

PollsterResultNet result
Datesi

SAMPLE TYPES

A

ADULTS

V

VOTERS

LV

LIKELY VOTERS

RV

REGISTERED VOTERS

PollsterResult

Polls ending Nov. 2, 2022

U.S. Senate, Iowa, 2022
Icon indicating this set of polls has an average.AVG.

801LV
Oct.31-Nov.3
801LV
Franken
41%
Franken
41%

Franken

41%

Grassley

53%
53%
Grassley  Grassley+12

Oct. 26, 2022

U.S. Senate, Iowa, 2022
Icon indicating this set of polls has an average.AVG.

600LV
Oct.26-27
600LV
Franken
43%
Franken
43%

Franken

43%

Grassley

54%
54%
Grassley  Grassley+11

Oct. 24, 2022

U.S. Senate, Iowa, 2022
Icon indicating this set of polls has an average.AVG.

623LV
Oct.22-25
623LV
Franken
44%
Franken
44%

Franken

44%

Grassley

52%
52%
Grassley  Grassley+8

Oct. 18, 2022

U.S. Senate, Iowa, 2022
Icon indicating this set of polls has an average.AVG.

600LV
Oct.15-19
600LV
Franken
42%
Franken
42%

Franken

42%

Grassley

53%
53%
Grassley  Grassley+11

Oct. 17, 2022

U.S. Senate, Iowa, 2022
Icon indicating this set of polls has an average.AVG.

1,008LV
Oct.14-18
1,008LV
Franken
45%
Franken
45%

Franken

45%

Grassley

48%
48%
Grassley  Grassley+3
Icon indicating this set of polls has an average.avg.

Indicates a polling average for this poll type

Candidate is an incumbent

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Democratic-funded

Republican-funded

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Campaign poll

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