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Official portrait of Chuck Grassley

Chuck Grassley

U.S. Senator · Iowa

  • Republican
  • Since 1975
  • Tenure: 4+ terms

Refreshed 4 h ago

As of 2026-10-19 · Methodology 2026.10.1

Contact info

  • Capitol office

    135 Hart Senate Office Building Washington DC 20510

    202-224-3744

  • District offices

    Cedar Rapids · Council Bluffs · Davenport · Des Moines · Sioux City · Waterloo

View all contact info
  • Official website
  • Biographical Directory of Congress
  • GovTrack
  • Capitol office: 135 Hart Senate Office Building Washington DC 20510 · 202-224-3744
  • 111 7th Avenue SE, Box 13, Suite 6800, Cedar Rapids, IA, 52401 · 319-363-6832
  • 2146 27th Avenue, Suite 550, Council Bluffs, IA, 51501 · 712-322-7103
  • 201 W. 2nd St., Suite 720, Davenport, IA, 52801 · 563-322-4331
  • 210 Walnut St., 721, Federal Building, Des Moines, IA, 50309 · 515-288-1145
  • 320 6th St., 120, Federal Building, Sioux City, IA, 51101 · 712-233-1860
  • 531 Commercial St., 210, Waterloo Building, Waterloo, IA, 50701 · 319-232-6657

Evidence & sources

  • U.S. Senate roll-call votes

    Votes and participation (senate.gov)

  • Congress.gov bill records

    Sponsored and enacted bills

  • congress-legislators

    Terms, committees, offices

Stale, last successful update 2026-10-23

View all sources

Explore this record

Scorecard

Voting Record

71.2/ 100

Ranked 11 of 52 in the Senate majority

How this score is calculated:

  • Roll calls cast

    891 of 905 while seated (98.5%)

    51st percentile in cohort · 30 % weight

  • Substantive bills sponsored

    67 of 67 sponsored · 96.1 points

    80th percentile in cohort · 70 % weight

  • Bills enacted

    0 sponsored · 7 cosponsored

    8 passed a chamber · 3 reported · 56 introduced

Promise Adherence

0 of 5 promises scored

Collecting data - coming soon

How this score is calculated:

  • Reviewed promises

    0 scored of 5 needed

    0 promises from 0 sources this term

  • Days in office this term

    1,400 days (180 needed)

  • Promise capture coverage

    0 of 3 source kinds settled

Impact History (coming soon)

0 of 10 matched votes

Collecting data - coming soon

How this score is calculated:

  • Matched votes

    0 of 10 needed

  • District opinion cells

    0 snapshots frozen

    Needs ≥ 25 verified respondents and a lean ≥ 0.15

Approval Rating

0 of 1 public poll on record

Collecting data - coming soon

How this score is calculated:

  • Public polls averaged

    0 of 1 needed

  • Polls on file for this officeholder

    None recorded yet

  • Most recent fieldwork

    No poll on record

Filter

Recent activity

DateActionPolicyStatus
2026-05-19Voted yea on “On the Nomination PN851-1”Nomination ConfirmedNo bill (motion or nomination)
2026-05-19Voted yea on “On the Cloture Motion PN851-1”Cloture Motion Agreed toNo bill (motion or nomination)
2026-05-19SponsoredSRES 739 — A resolution honoring the life and legacy of John Seymour, the late Senator for the State of California.Passed 2026-05-19
2026-05-18Voted yea on “On the Nomination PN726-1 and PN726-3 and PN726-7 and PN726-10 and PN726-13 and PN726-14 and PN730-41 and PN730-48 and PN730-67 and PN730-66 and PN730-22 and PN730-29 and PN730-31 and PN730-27 and PN726-8 and PN730-56 and PN730-25 and PN786-11 and PN730-52 and PN786-8 and PN806-3 and PN730-57 and PN730-58 and PN730-60 and PN730-8 and PN730-21 and PN730-40 and PN730-43 and PN730-50 and PN730-62 and PN806-6 and PN730-12 and PN786-4 and PN730-3 and PN730-28 and PN730-37 and PN730-51 and PN730-54 and PN786-7 and PN730-68 and PN730-9 and PN730-5 and PN806-4 and PN730-44 and PN730-26 and PN730-61 and PN852-7 and PN730-1 and PN806-1”Nomination ConfirmedNo bill (motion or nomination)
2026-05-18SponsoredS 4556 — Informed Foster Youth Act of 2026Proposed
2026-05-18SponsoredS 3966 — TREY'S LawActive
2026-05-14Voted yea on “On the Cloture Motion PN726-1 and PN726-3 and PN726-7 and PN726-10 and PN726-13 and PN726-14 and PN730-41 and PN730-48 and PN730-67 and PN730-66 and PN730-22 and PN730-29 and PN730-31 and PN730-27 and PN726-8 and PN730-56 and PN730-25 and PN786-11 and PN730-52 and PN786-8 and PN806-3 and PN730-57 and PN730-58 and PN730-60 and PN730-8 and PN730-21 and PN730-40 and PN730-43 and PN730-50 and PN730-62 and PN806-6 and PN730-12 and PN786-4 and PN730-3 and PN730-28 and PN730-37 and PN730-51 and PN730-54 and PN786-7 and PN730-68 and PN730-9 and PN730-5 and PN806-4 and PN730-44 and PN730-26 and PN730-61 and PN852-7 and PN730-1 and PN806-1”Cloture Motion Agreed toNo bill (motion or nomination)
2026-05-14SponsoredSRES 737 — A resolution recognizing National Foster Care Month as an opportunity to raise awareness about the challenges of children in the foster care system and to encourage Congress to implement policies to improve the lives of children in the foster care system.Passed 2026-05-14
2026-05-14SponsoredS 2904 — SHADOW Fleet Sanctions Act of 2026Active
2026-05-14SponsoredSRES 735 — A resolution designating the week of May 10 through May 16, 2026, as "National Police Week".Passed 2026-05-14
2026-05-13Voted nay on “On the Motion to Proceed S.J.Res. 130”Motion to Proceed RejectedSJRES 130 — A joint resolution providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Bureau of Consumer Financial Protection relating to withdrawal of the rule relating to "Consumer Financial Protection Circular 2024-05: Improper Overdraft Opt-In Practices".Active
2026-05-13Voted nay on “On the Motion to Proceed S.J.Res. 141”Motion to Proceed RejectedSJRES 141 — A joint resolution providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by Bureau of Consumer Financial Protection relating to the withdrawal of the rule relating to "Debt Collection Practices (Regulation F); Deceptive and Unfair Collection of Medical Debt".Active
2026-05-13Voted nay on “On the Motion to Proceed S.J.Res. 132”Motion to Proceed RejectedSJRES 132 — A joint resolution providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Bureau of Consumer Financial Protection relating to the withdrawal of the rule relating to "Examinations for Risks to Active-Duty Servicemembers and Their Covered Dependents".Active
2026-05-13Voted yea on “On the Nomination PN855-1”Nomination ConfirmedNo bill (motion or nomination)
2026-05-13Voted yea on “On Cloture on the Motion to Proceed S.Res. 526”Cloture on the Motion to Proceed Agreed toSRES 526 — A resolution withholding the pay of Senators if a Government shutdown occurs.Passed 2026-05-14
2026-05-13Voted nay on “On the Motion to Discharge S.J.Res. 163”Motion to Discharge RejectedSJRES 163 — A joint resolution to direct the removal of United States Armed Forces from hostilities within or against the Islamic Republic of Iran that have not been authorized by Congress.Active
2026-05-13SponsoredSRES 728 — A resolution expressing the sense of the Senate that the President should prioritize securing the release of Pastor Jin Mingri, Pastor Gao Quanfu and his wife Pang Yu, Jimmy Lai, Dr. Gulshan Abbas, and Ekpar Asat detained by the People's Republic of China during future engagements with Chinese President Xi Jingping.Passed 2026-05-13
2026-05-12Voted yea on “On the Cloture Motion PN855-1”Cloture Motion Agreed toNo bill (motion or nomination)
2026-05-12Voted yea on “On the Nomination PN855-2”Nomination ConfirmedNo bill (motion or nomination)
2026-05-11Voted yea on “On the Cloture Motion PN855-2”Cloture Motion Agreed toNo bill (motion or nomination)
2026-05-11Voted yea on “On the Resolution S.Res. 690”Resolution Agreed toSRES 690 — An executive resolution authorizing the en bloc consideration in Executive Session of certain nominations on the Executive Calendar.Passed 2026-05-11
2026-05-11SponsoredS 4452 — Let Experienced Pilots Fly ActProposed
2026-05-11SponsoredSRES 723 — A resolution honoring the life of Dirk Arthur Kempthorne, former United States Senator for the State of Idaho.Passed 2026-05-11
2026-04-30Voted nay on “On the Motion to Discharge S.J.Res. 184”Motion to Discharge RejectedSJRES 184 — A joint resolution to direct the removal of United States Armed Forces from hostilities within or against the Islamic Republic of Iran that have not been authorized by Congress.Active
2026-04-30Voted yea on “On the Cloture Motion S.Res. 690”Cloture Motion Agreed toSRES 690 — An executive resolution authorizing the en bloc consideration in Executive Session of certain nominations on the Executive Calendar.Passed 2026-05-11
This score is a guide, not a verdict.