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Iowa US Senate

Incumbent: Chuck Grassley (R) | 2 candidates | Election on November 8, 201620 polls

Technique: Local Regression | Degree: Quadratic | Alpha: 0.8 | Bandwidth: 0
Embed:
SampleGrassley (R)Judge (D)
IA: Selzer & Company, Des Moines Register
Nov 1-4, 2016		800
Likely		56%33%
IA: Emerson College
Nov 1-3, 2016		700
Likely		59.86%
419		31.43%
220
IA: Loras College
Nov 1-3, 2016		500
Likely		53.4%
267		37.2%
186
IA: Quinnipiac University
Oct 20-26, 2016		791
Likely		56%38%
IA: Loras College
Sep 20-22, 2016		491
Likely		53.77%
264		36.66%
180
IA: Quinnipiac University
Sep 13-21, 2016		612
Likely		55%43%
IA: Monmouth University Polling Institute
Sep 12-14, 2016		404
Likely		56%39%
IA: RABA Research, Simpson College
Sep 6-8, 2016		1054
Registered		50%37%
IA: Emerson College
8/31-9/1/2016		600
Likely		51.17%
307		40.33%
242
IA: Public Policy Polling, Constitutional Responsibility Project
Aug 30-31, 2016		827
Likely		49%43%
IA: YouGov, CBS News
Aug 17-19, 2016		987
Likely		45%38%
IA: Quinnipiac University
Aug 9-16, 2016		846
Likely		51%42%
IA: Suffolk University
Aug 8-10, 2016		500
Likely		51.8%
259		42.2%
211
IA: Marist Institute for Public Opinion, NBC News, Wall Street Journal
Aug 3-7, 2016		899
Registered		52%42%
IA: YouGov, CBS News
Jul 13-15, 2016		998
Likely		45%37%
IA: Monmouth University Polling Institute
Jul 8-11, 2016		401
Likely		52%42%
IA: Marist Institute for Public Opinion, NBC News, Wall Street Journal
Jul 5-10, 2016		822
Registered		52%42%
IA: Loras College
Jun 24-28, 2016		600
Likely		45.83%
275		44.5%
267
IA: Public Policy Polling, Americans United For Change
Jun 22-23, 2016		897
Registered		46%39%
IA: Public Policy Polling
Jun 9-10, 2016		630
Registered		48%41%

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