Skip to content
PoliTrackerPrototype - alpha version 0.1

Composite score - coming soon

Official portrait of Chuck Grassley

Chuck Grassley

U.S. Senator · Iowa

  • Republican
  • Since 1975
  • Tenure: 4+ terms

Refreshed 9 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
2026-02-26Voted yea on “On the Cloture Motion PN730-46”Cloture Motion Agreed toNo bill (motion or nomination)
2026-02-26SponsoredSRES 617 — A resolution supporting the goals and ideals of "Career and Technical Education Month".Passed 2026-02-26
2026-02-26SponsoredS 3945 — Tribal Police Department Parity ActProposed
2026-02-26SponsoredSRES 622 — A resolution expressing support for the designation of February 21 through February 28, 2026, as "National FFA Week", recognizing the important role of the National FFA Organization in developing the next generation of globally conscious leaders who will change the world, and celebrating the 50th anniversary of the chartering of the State of Alaska as a State FFA Association.Passed 2026-02-26
2026-02-25Voted yea on “On the Nomination PN730-19”Nomination ConfirmedNo bill (motion or nomination)
2026-02-25Voted yea on “On the Cloture Motion PN730-19”Cloture Motion Agreed toNo bill (motion or nomination)
2026-02-24Voted yea on “On Cloture on the Motion to Proceed H.R. 7147”Cloture on the Motion to Proceed RejectedHR 7147 — Homeland Security and Further Additional Continuing Appropriations Act, 2026.Passed 2026-04-30
2026-02-24SponsoredS 3456 — Law Enforcement Officer and Firefighter Recreation Pass ActProposed
2026-02-24SponsoredSRES 612 — A resolution acknowledging the fourth anniversary of Russia's illegal invasion of Ukraine, reaffirming support for the people of Ukraine, and emphasizing the importance of robust United States security guarantees within a transatlantic commitment to Ukraine's sovereignty.Proposed
2026-02-23SponsoredS 3837 — Iowa National Guard Heroes Commemoration ActProposed
2026-02-12Voted yea on “On Cloture on the Motion to Proceed H.R. 7147”Cloture on the Motion to Proceed RejectedHR 7147 — Homeland Security and Further Additional Continuing Appropriations Act, 2026.Passed 2026-04-30
2026-02-12Voted yea on “On the Joint Resolution H.J.Res. 142”Joint Resolution PassedHJRES 142 — Disapproving the action of the District of Columbia Council in approving the D.C. Income and Franchise Tax Conformity and Revision Temporary Amendment Act of 2025.Passed 2026-02-18
2026-02-11Voted yea on “On the Motion to Proceed H.J.Res. 142”Motion to Proceed Agreed toHJRES 142 — Disapproving the action of the District of Columbia Council in approving the D.C. Income and Franchise Tax Conformity and Revision Temporary Amendment Act of 2025.Passed 2026-02-18
2026-02-11SponsoredS 3752 — SAVE America ActProposed
2026-02-11SponsoredSRES 606 — A resolution condemning the Government of Iran for its suppression of the right of Iranians to peacefully assemble.Proposed
2026-02-11SponsoredS 3826 — Litigation Funding Transparency Act of 2026Proposed
2026-02-10Voted nay on “On the Motion to Proceed S.J.Res. 95”Motion to Proceed RejectedSJRES 95 — A joint resolution providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Internal Revenue Service relating to "Interim Guidance Simplifying Application of the Corporate Alternative Minimum Tax to Partnerships".Active
2026-02-10Voted yea on “On the Nomination PN726-4”Nomination ConfirmedNo bill (motion or nomination)
2026-02-10SponsoredS 3725 — Lewis and Clark Regional Water System Expansion Feasibility Study ActActive
2026-02-10SponsoredSRES 603 — A resolution supporting the observation of National Trafficking and Modern Slavery Prevention Month during the period beginning on January 1, 2026, and ending on February 1, 2026, to raise awareness of, and opposition to, human trafficking and modern slavery.Passed 2026-02-10
2026-02-09Voted yea on “On the Cloture Motion PN726-4”Cloture Motion Agreed toNo bill (motion or nomination)
2026-02-05Voted yea on “On the Nomination PN726-11”Nomination ConfirmedNo bill (motion or nomination)
2026-02-05Voted yea on “On the Cloture Motion PN726-11”Cloture Motion Agreed toNo bill (motion or nomination)
2026-02-05Voted yea on “On the Nomination PN726-9”Nomination ConfirmedNo bill (motion or nomination)
2026-02-05SponsoredS 2544 — GUARD ActActive
This score is a guide, not a verdict.