Congress is out of session until Monday, November 9 for the midterm campaign. No new roll-call votes until then; the last were the House on Sep 16 and the Senate on Sep 30.

From public records: votes from Voteview, bills from congress.gov, money from FEC filings · votes updated Nov 2, 2026 · How we measure

Effectiveness, 119th Congress so far

How it’s measured
1.45· expected 1.48

Meets expectations

Rank 19 of 100 in the Senate · expected = average of 21 majority-party committee chairs

How far Grassley’s own bills got, weighted by substance. The average member scores 1.00.

  1. Introduced 67
  2. Action in committee 12
  3. Action beyond committee 11
  4. Passed chamber 8
  5. Became law 0

67 bills and joint resolutions sponsored: 0 significant (got a roll call vote), 67 substantive, 0 commemorative. Compare the Senate

Became law inside another bill (1)

Grassley’s own bill stalled, but the Congressional Research Service lists an identical bill, or one with similar text, that became law. Shown for context; not counted in the score, which follows the Center for Effective Lawmaking. How this works

How Grassley’s ratings compare with every senator

Ratings, 119th Congress

Scores run 0–100 and always sit next to a median. Each tick is one senator; the ringed marker is Grassley.

Grassley in plain answers: party votes, bipartisanship, who votes alike

97/ 100

Chamber median 98 · 24 missed of 915

Voted on 891 of 915 roll calls; missed 24. Lower than 55% of senators.

85%100%

Party loyalty

How it’s measured
99/ 100

Senate R median 100 · Rank 35 of 53

Sided with the Republican majority on 819 votes that split the parties. Higher than 56% of senators.

75%100%
9/ 100

Chamber median 9 · +0

Average agreement with members of the other party on contested votes. Higher than 59% of senators.

0%30%
+0.36

Republican middle 80%: 0.38 to 0.78

Left–right position from roll-call similarity (DW-NOMINATE, Voteview), from −1 to +1. Members who vote alike sit near each other.

LiberalConservative

Bills, 119th Congress

Sponsored 97 (median 61) · cosponsored 248 (median 307.5), 145 as an original cosponsor (signed on the day the bill was introduced). Medians are for all voting members of the Senate. From congress.gov.

How we count words

Sponsored

Cosponsored