Kyrsten Sinema

Former Senator from Arizona, 2019–2025 · Independent

Record from the 118th Congress · From public records: votes from Voteview, bills from congress.gov, money from FEC filings · votes updated Nov 4, 2026 · How we measure

Effectiveness, 118th Congress

How it’s measured

0.97· expected 1.14

Meets expectations

Rank 35 of 102 who served in the Senate that Congress · expected = average of 53 majority-party members

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

34 bills and joint resolutions sponsored: 0 significant (got a roll call vote), 32 substantive, 2 commemorative. Compare the Senate

Became law (1)

1 national policy

S. 59 Chance to Compete Act of 2024Became law Dec 23, 2024 · Government Operations and PoliticsNational policy

Scope tags come from an AI reading of each bill where available, otherwise from its title and policy area. They don’t change the score. How scope is tagged

How Sinema’s ratings compare with every senator

Ratings, 118th Congress

Scores run 0–100 and always sit next to a median. Each tick is one senator; the ringed marker is Sinema. Medians and ranks are among everyone who served in the 118th Congress’s Senate.

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

Attendance

How it’s measured

89/ 100

Chamber median 97 · 75 missed of 691

Voted on 616 of 691 roll calls; missed 75. Lower than 89% of senators.

50%100%

Party loyalty

How it’s measured

91/ 100

Senate D median 99 · Rank 52 of 53

Sided with the Democratic majority on 474 votes that split the parties. Lower than 83% of senators.

40%100%

Bipartisan

How it’s measured

26/ 100

Chamber median 18 · +8

Average agreement with members of the other party on contested votes. Higher than 91% of senators.

0%70%

Position

How it’s measured

−0.19

Democratic middle 80%: -0.48 to -0.21

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

LiberalConservative

Sinema’s bills that got action in committee or further

All bills

12 bills and joint resolutions sponsored in the 118th Congress, furthest along first. These are the bills counted in Sinema’s effectiveness score.

S. 59 Chance to Compete Act of 2024Government Operations and Politics · Became law Dec 23, 2024SubstantiveText pending National policy
S. 2546 A bill to designate the facility of the United States Postal Service located at 100 North Taylor Lane in Patagonia, Arizona, as the "Jim Kolbe Memorial Post Office".Government Operations and Politics · Introduced Nov 20, 2024Ceremonial77 words Introduced
S. 4672 Border Weather Resiliency Act of 2024Immigration · Out of committee Dec 9, 2024Substantive2.2k words Out of committee
S. 4676 Shadow Wolves Improvement ActImmigration · Out of committee Dec 2, 2024Substantive1.6k words Out of committee
S. 4016 Help Hoover Dam ActWater Resources Development · Out of committee Nov 21, 2024Substantive142 words Out of committee
S. 4677 Military Construction, Veterans Affairs, and Related Agencies Appropriations Act, 2025Armed Forces and National Security · Out of committee Jul 11, 2024Substantive16k words Out of committee
S. 3029 Honoring Civil Servants Killed in the Line of Duty ActGovernment Operations and Politics · Out of committee May 9, 2024Substantive2.2k words Out of committee
S. 1657 La Paz County Solar Energy and Job Creation ActPublic Lands and Natural Resources · Out of committee Dec 12, 2023Substantive635 words Out of committee
S. 61 Combating Cartels on Social Media Act of 2023Crime and Law Enforcement · Out of committee Dec 11, 2023Substantive3.4k words Out of committee
S. 2272 Wildland Firefighter Paycheck Protection Act of 2023Government Operations and Politics · Out of committee Sep 11, 2023Substantive5.7k words Out of committee
S. 884 Improving Digital Identity Act of 2023Science, Technology, Communications · Out of committee Aug 29, 2023Substantive3k words Out of committee
S. 1172 RELIEVE ActArmed Forces and National Security · In committee Jul 12, 2023Substantive143 words In committee

Stage comes from each bill’s latest action on congress.gov; the full history is on each bill page.