Catherine Cortez Masto
DU.S. Senator · Nevada · 115th-119th, 9 years 8 months
Overview of the Representative's office, activities, and communications.
About
Cortez Masto, Catherine Marie A Senator from Nevada; born in Las Vegas, Nev., March 29, 1964; B.A., University of Nevada, 1986; J.D., Gonzaga University School of Law, 1990; admitted to the Nevada bar in 1990; assistant county manager, Clark County, Nev.; chief of staff to Nevada governor Bob Miller; federal prosecutor; attorney general of Nevada 2007-2015; executive vice chancellor for the Nevada System of Higher Education; elected as a Democrat to the United States Senate in 2016; reelected in 2022 for the term ending January 3, 2029; chair, Democratic Senatorial Campaign Committee (2019-2021).
Official Biography · U.S. Congress.
Years served
9
Bills introduced
118
Enacted
0
Cosponsored
392
Committees
13
Performance & Participation
Votes CastMiddle 50%
98% — Voted in 851 of 869 roll call votes this congress.
Avg 97% · Most: 100% · Least: 87%
Vote IndependenceTop 25%
8.2% — Voted against their own party majority 69 of 841 times.
Avg 2.8% · Most independent: 19.0% · Most party-line: 0.0%
Cosponsors AttractedTop 25%
565 — Attracted 565 cosponsors across 118 bills.
Avg 320 · Most: 967 · Least: 0
Cosponsors Attracted Cross-AisleTop 25%
155 — Attracted 155 cosponsors across the aisle.
Avg 79 · Most: 354 · Least: 0
Cosponsorships GivenMiddle 50%
392 — 392 bills cosponsored.
Avg 330 · Most: 727 · Least: 30
Cosponsorships Given Cross-AisleTop 25%
179 — 179 bills cosponsored across the aisle.
Avg 94 · Most: 425 · Least: 0
Social Media ToneiMiddle 50%
NegativePositive
Avg +0.65 · Most: +0.93 · Least: +0.48
Press Release ToneiMiddle 50%
NegativePositive
Avg +0.33 · Most: +0.62 · Least: +0.09
Committee Assignments
13 committees · 2 leadership roles
Cortez Masto speaks to local restaurant owners
NewsBreak · Oct 10, 2026
U.S. Senator Catherine Cortez Masto hears the struggles of local restaurant owners
NewsBreak · Oct 10, 2026
1,300 Clark County foster children unable to receive Social Security cards
Fox 5 Las Vegas · Oct 7, 2026
Rising Dem Star Overheard Dropping Relatable Voting Fear
The Daily Beast · Oct 7, 2026
Senate Grills Bank Nominees on Kazakhstan Mine Deal
Legis1 · Oct 7, 2026
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Data sourced from official congressional records, CRS, and FEC filings. AllCiv Score methodology available at allciv.com/methodology.