Composite score - coming soon
Catherine Cortez Masto
U.S. Senator · Nevada
- Democrat
- Since 2017
- Tenure: 2–3 terms
Refreshed 17 h ago
As of 2026-10-19 · Methodology 2026.10.1Contact info
Capitol office
309 Hart Senate Office Building Washington DC 20510
202-224-3542
District offices
Las Vegas · Reno
View all contact info
- Official website
- Biographical Directory of Congress
- GovTrack
- Capitol office: 309 Hart Senate Office Building Washington DC 20510 · 202-224-3542
- 333 Las Vegas Boulevard South, Suite 8016, Las Vegas, NV, 89101 · 702-388-5020
- 400 South Virginia Street, Suite 902, Courthouse and Federal Building, Reno, NV, 89501 · 775-686-5750
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 sourcesExplore this record
Scorecard
Voting Record
80.3/ 100
Ranked 3 of 47 in the Senate minority
Voting Record
80.3/ 100
How this score is calculated:
Roll calls cast
897 of 914 while seated (98.1%)
47th percentile in cohort · 30 % weight
Substantive bills sponsored
109 of 110 sponsored · 130.2 points
95th percentile in cohort · 70 % weight
Bills enacted
0 sponsored · 4 cosponsored
5 passed a chamber · 5 reported · 99 introduced
Promise Adherence
0 of 5 promises scored
Collecting data - coming soon
Promise Adherence
0 of 5 promises scored
How this score is calculated:
Reviewed promises
0 scored of 5 needed
0 promises from 0 sources this term
Days in office this term
1,399 days (180 needed)
Promise capture coverage
0 of 3 source kinds settled
What counts toward promise adherence
0 promises from 0 sources for this term · 0 scored · 0 aspirational, displayed but not scored. Scores start at 50 and move with evidence.
The adherence score is withheld until every check below is met; it never shows a zero for missing evidence.
- Not yet 5 scored promises · 0 of 5 so far
- Met 180 days in office · 1399 days so far
- Not yet Complete capture coverage · 0 of 3 source kinds settled
Capture checklist
The source kinds searched for this term's promises, so the score never rests on whichever promises happened to be collected.
- Not yet captured Campaign issues page
- Not yet captured Announcement or acceptance speech
- Not yet captured Debate transcript or candidate questionnaire
Weights and floors are methodology parameters; see how these are computed.
What counts toward effectiveness
109 substantive bills sponsored · 4 cosponsored bills enacted · 897 of 914 roll calls cast. Points by the furthest stage each sponsored bill reached: introduced 1, reported 2, passed a chamber 4, enacted 8; the highest-scoring bills are listed.
- S 546: Technical Correction to the Shoshone-Paiute Tribes of the Duck Valley Reservation Water Rights Settlement Act of 2025 · furthest stage floor pass (4 points)
- S 1574: Tribal Access to Electronic Evidence Act · furthest stage floor pass (4 points)
- S 390: BADGES for Native Communities Act · furthest stage floor pass (4 points)
- S 911: Chief Herbert D. Proffitt Act of 2025 · furthest stage floor pass (4 points)
- S 3041: Tribal Warrant Fairness Act · furthest stage floor pass (4 points)
- S 632: IHS Workforce Parity Act of 2025 · furthest stage report (2 points)
- S 91: Western Wildfire Support Act of 2026 · furthest stage report (2 points)
- S 544: Mining Regulatory Clarity Act · furthest stage report (2 points)
Roll-call attendance by session
- Senate 119-1: 642 of 659 roll calls cast, 17 not voting
- Senate 119-2: 255 of 256 roll calls cast, 0 not voting, 1 recorded leave of absence
Public opinion polls
The published surveys behind the Approval Rating, each with its pollster, dates and sample; job approval and favorability are different questions and are labeled as such.
No public approval survey on record for this office.