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Chuck Grassley

U.S. Senator, Iowa · Republican

Votes with the Republican majority on 99.4% of party-line votes
99.4%
815 of 820 party-line votes
Votes against that majority
5
119th Congress, through Sept. 30, 2026
Rank within party
20th lowest of 54
Among Senate Republicans with 50+ party-line votes

Chuck Grassley (R-IA) voted with the Republican majority on 99.4% of the 820 party-line votes cast in the 119th Congress through Sept. 30, 2026, and against it 5 times. Among 54 Senate Republicans with at least 50 such votes, that is the 20th-lowest score. Missed 24 of 915 roll calls (2.6%).

Source: Voteview roll-call data for the 119th Congress (through Sept. 30, 2026), files updated . A party-line vote is one where most voting Democrats opposed most voting Republicans. Voteview profile · Congress.gov

By party

AsPeriodParty-line scoreVotes with own partyWith DemocratsWith RepublicansRank
Republican Jan. 9, 2025 – Sept. 30, 2026 99.4%815 of 820 0.6%99.4% 20th-lowest of 54 Senate Republicans

Votes against the Republican majority

The 5 most recent of 5 party-line votes on which Chuck Grassley voted against the Republican majority.

DateMeasureVoteRecord
Jan. 30, 2026H.R. 7148
To eliminate funding for refugee and entrant assistance.
On the Amendment · Amendment Rejected
Nay
Republicans: Yea
Official record
Voteview
Oct. 9, 2025S. 2296
To require a review of the methodologies used to determine the amounts of locality-based comparability payments and to require the President's Pay Agent to conduct a pilot program establishing alternative models for determining the amounts of those payments.
On the Amendment · Amendment Rejected
Nay
Republicans: Yea
Official record
Voteview
Oct. 9, 2025S. 2296
To require Presidential appointment and Senate confirmation of the Inspector General of the Board of Governors of the Federal Reserve System and the Bureau of Consumer Financial Protection.
On the Amendment · Amendment Rejected
Nay
Republicans: Yea
Official record
Voteview
June 30, 2025H.R. 1
To prohibit the use of Defense Production Act of 1950 funds without the approval of Congress.
On the Motion · Motion Rejected
Yea
Republicans: Nay
Official record
Voteview
March 14, 2025H.R. 1968
To reduce the amount appropriated for the United States Agency for International Development.
On the Amendment · Amendment Rejected
Nay
Republicans: Yea
Official record
Voteview

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Chuck Grassley party-line score, Independents Tracker

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