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Official portrait of Chuck Grassley

Chuck Grassley

U.S. Senator · Iowa

  • Republican
  • Since 1975
  • Tenure: 4+ terms

Refreshed 17 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
2025-10-09SponsoredS 1335 — Secure Family Futures Act of 2025Proposed
2025-10-08Voted yea on “On the Joint Resolution H.J.Res. 105”Joint Resolution PassedHJRES 105 — Providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Bureau of Land Management relating to "North Dakota Field Office Record of Decision and Approved Resource Management Plan".Passed 2025-12-11
2025-10-08Voted nay on “On the Motion to Discharge S.J.Res. 83”Motion to Discharge RejectedSJRES 83 — A joint resolution to direct the removal of United States Armed Forces from hostilities that have not been authorized by Congress.Active
2025-10-08Voted nay on “On the Joint Resolution S.J.Res. 71”Joint Resolution DefeatedSJRES 71 — A joint resolution terminating the national emergency declared with respect to energy.Failed
2025-10-08Voted yea on “On the Motion to Proceed H.J.Res. 105”Motion to Proceed Agreed toHJRES 105 — Providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Bureau of Land Management relating to "North Dakota Field Office Record of Decision and Approved Resource Management Plan".Passed 2025-12-11
2025-10-08Voted yea on “On the Cloture Motion PN466-4”Cloture Motion Agreed toNo bill (motion or nomination)
2025-10-08Voted yea on “On Cloture on the Motion to Proceed H.R. 5371”Cloture on the Motion to Proceed RejectedHR 5371 — Continuing Appropriations, Agriculture, Legislative Branch, Military Construction and Veterans Affairs, and Extensions Act, 2026Passed 2025-11-12
2025-10-08Voted nay on “On Cloture on the Motion to Proceed S. 2882”Cloture on the Motion to Proceed RejectedS 2882 — Continuing Appropriations and Extensions and Other Matters Act, 2026Failed
2025-10-08Voted yea on “On the Joint Resolution H.J.Res. 104”Joint Resolution PassedHJRES 104 — Providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Bureau of Land Management relating to "Miles City Field Office Record of Decision and Approved Resource Management Plan Amendment".Passed 2025-12-11
2025-10-08SponsoredS 2990 — Campus Accountability and Safety ActProposed
2025-10-07Voted yea on “On the Motion to Proceed H.J.Res. 104”Motion to Proceed Agreed toHJRES 104 — Providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Bureau of Land Management relating to "Miles City Field Office Record of Decision and Approved Resource Management Plan Amendment".Passed 2025-12-11
2025-10-07Voted yea on “On the Nomination PN22-9 and PN345-19 and PN345-1 and PN55-15 and PN25-49 and PN25-24 and PN25-10 and PN25-5 and PN12-21 and PN465-5 and PN465-4 and PN465-3 and PN416-11 and PN380-4 and PN380-3 and PN129-14 and PN129-5 and PN55-48 and PN55-37 and PN55-32 and PN55-29 and PN55-23 and PN55-21 and PN55-19 and PN55-11 and PN55-8 and PN55-5 and PN54-4 and PN54-3 and PN54-2 and PN54-1 and PN26-41 and PN26-30 and PN26-17 and PN141-34 and PN60-18 and PN141-38 and PN60-15 and PN141-31 and PN26-32 and PN60-7 and PN141-13 and PN141-3 and PN379-24 and PN141-36 and PN141-32 and PN141-21 and PN379-14 and PN379-8 and PN379-5 and PN416-7 and PN246-15 and PN22-14 and PN25-52 and PN25-7 and PN26-48 and PN129-15 and PN141-23 and PN246-9 and PN55-1 and PN141-19 and PN246-17 and PN55-38 and PN55-4 and PN25-23 and PN55-17 and PN25-48 and PN13-1 and PN141-33 and PN141-6 and PN60-6 and PN55-40 and PN55-14 and PN25-47 and PN129-11 and PN129-3 and PN25-55 and PN25-34 and PN25-4 and PN141-17 and PN55-46 and PN129-12 and PN55-49 and PN60-1 and PN60-16 and PN60-5 and PN25-46 and PN25-25 and PN26-14 and PN129-16 and PN55-12 and PN55-35 and PN55-22 and PN25-38 and PN24-1 and PN22-28 and PN25-13 and PN22-6 and PN12-17 and PN25-30 and PN26-21 and PN55-33 and PN26-23 and PN26-9 and PN26-13 and PN25-3 and PN18”Nomination ConfirmedNo bill (motion or nomination)
2025-10-07SponsoredSRES 438 — A resolution condemning the brutal Hamas-led terrorist attack on the State of Israel on October 7, 2023, and supporting an outcome that ensures the forever survival of Israel, the complete denial of Hamas's ability to reconstitute in the region, and the release of all the remaining hostages from the Gaza Strip, including two United States citizens.Proposed
2025-10-07SponsoredS 2914 — Eastern Flank Strategic Partnership Act of 2025Proposed
2025-10-06Voted yea on “On the Cloture Motion PN22-9 and PN345-19 and PN345-1 and PN55-15 and PN25-49 and PN25-24 and PN25-10 and PN25-5 and PN12-21 and PN465-5 and PN465-4 and PN465-3 and PN416-11 and PN380-4 and PN380-3 and PN129-14 and PN129-5 and PN55-48 and PN55-37 and PN55-32 and PN55-29 and PN55-23 and PN55-21 and PN55-19 and PN55-11 and PN55-8 and PN55-5 and PN54-4 and PN54-3 and PN54-2 and PN54-1 and PN26-41 and PN26-30 and PN26-17 and PN141-34 and PN60-18 and PN141-38 and PN60-15 and PN141-31 and PN26-32 and PN60-7 and PN141-13 and PN141-3 and PN379-24 and PN141-36 and PN141-32 and PN141-21 and PN379-14 and PN379-8 and PN379-5 and PN416-7 and PN246-15 and PN22-14 and PN25-52 and PN25-7 and PN26-48 and PN129-15 and PN141-23 and PN246-9 and PN55-1 and PN141-19 and PN246-17 and PN55-38 and PN55-4 and PN25-23 and PN55-17 and PN25-48 and PN13-1 and PN141-33 and PN141-6 and PN60-6 and PN55-40 and PN55-14 and PN25-47 and PN129-11 and PN129-3 and PN25-55 and PN25-34 and PN25-4 and PN141-17 and PN55-46 and PN129-12 and PN55-49 and PN60-1 and PN60-16 and PN60-5 and PN25-46 and PN25-25 and PN26-14 and PN129-16 and PN55-12 and PN55-35 and PN55-22 and PN25-38 and PN24-1 and PN22-28 and PN25-13 and PN22-6 and PN12-17 and PN25-30 and PN26-21 and PN55-33 and PN26-23 and PN26-9 and PN26-13 and PN25-3 and PN18”Cloture Motion Agreed toNo bill (motion or nomination)
2025-10-06Voted yea on “On Cloture on the Motion to Proceed H.R. 5371”Cloture on the Motion to Proceed RejectedHR 5371 — Continuing Appropriations, Agriculture, Legislative Branch, Military Construction and Veterans Affairs, and Extensions Act, 2026Passed 2025-11-12
2025-10-06Voted nay on “On Cloture on the Motion to Proceed S. 2882”Cloture on the Motion to Proceed RejectedS 2882 — Continuing Appropriations and Extensions and Other Matters Act, 2026Failed
2025-10-06SponsoredSRES 434 — A resolution expressing support for the designation of October 5 through October 11, 2025, as "National 4-H Week".Passed 2025-10-06
2025-10-03Voted yea on “On Cloture on the Motion to Proceed H.R. 5371”Cloture on the Motion to Proceed RejectedHR 5371 — Continuing Appropriations, Agriculture, Legislative Branch, Military Construction and Veterans Affairs, and Extensions Act, 2026Passed 2025-11-12
2025-10-03Voted nay on “On Cloture on the Motion to Proceed S. 2882”Cloture on the Motion to Proceed RejectedS 2882 — Continuing Appropriations and Extensions and Other Matters Act, 2026Failed
2025-10-03Voted yea on “On the Resolution S.Res. 412”Resolution Agreed toSRES 412 — An executive resolution authorizing the en bloc consideration in Executive Session of certain nominations on the Executive Calendar.Passed 2025-10-03
2025-10-01Voted yea on “On the Cloture Motion S.Res. 412”Cloture Motion Agreed toSRES 412 — An executive resolution authorizing the en bloc consideration in Executive Session of certain nominations on the Executive Calendar.Passed 2025-10-03
2025-10-01Voted yea on “On the Nomination PN26-10”Nomination ConfirmedNo bill (motion or nomination)
2025-10-01Voted yea on “On the Cloture Motion PN26-10”Cloture Motion Agreed toNo bill (motion or nomination)
2025-10-01Voted yea on “On Cloture on the Motion to Proceed H.R. 5371”Cloture on the Motion to Proceed RejectedHR 5371 — Continuing Appropriations, Agriculture, Legislative Branch, Military Construction and Veterans Affairs, and Extensions Act, 2026Passed 2025-11-12
This score is a guide, not a verdict.