Catherine Cortez Masto
Photo: Government Publishing Office, Public domain
DemocratIn office since Jan 2017

Catherine Cortez Masto

U.S. Senator from Nevada since 2017. Next on the ballot in 2028.

U.S. Senator from NevadaBorn 1964

In office
9 yrs
Since 2017
Bills became law
0
123 sponsored, 119th Congress
Votes missed
2.0%
Chamber median 2.1%
With party
92%
On votes splitting the parties
Last margin
+0.8
Won 2022
Next election
2028
Nov 7, 2028

Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Nov 7, 2026, 3:00 PM ET

Committees

119th Congress.

  • Senate Committee on Banking, Housing, and Urban AffairsFinancial Institutions and Consumer Protection · Ranking MemberNational Security and International Trade and FinanceSecurities, Insurance, and Investment
  • Senate Committee on Energy and Natural ResourcesEnergyPublic Lands, Forests, and Mining · Ranking MemberWater and Power
  • Senate Committee on FinanceHealth CareInternational Trade, Customs, and Global CompetitivenessSocial Security, Pensions, and Family Policy
  • Senate Committee on Indian Affairs

Source: congress-legislators committeesUpdated Nov 7, 2026, 3:00 PM ET

Legislation

119th Congress · 123 sponsored · 0 became law
BillIntroCmteSenateHouseLaw
S 1574 Tribal Access to Electronic Evidence Act
Native Americans · Passed Senate Oct 2026
S 3041 Tribal Warrant Fairness Act
Native Americans · Passed Senate Jun 2026
S 327 HONOR Act
Taxation · Passed Senate Mar 2026
S 390 BADGES for Native Communities Act
Native Americans · Passed Senate Dec 2025
S 546 Technical Correction to the Shoshone-Paiute Tribes of the Duck Valley Reservation Water Rights Settlement…
Native Americans · Passed Senate Dec 2025

Source: Congress.gov billsUpdated Nov 6, 2026, 3:27 PM ET

Voting record

119th Congress · placement by roll-call votes

Where Masto sits in the U.S. Senate

Masto is closer to the center than 78% of the chamber's Democrats.

Dem. medianRep. medianMastoMore liberalMore conservative

Closest: Elissa Slotkin, Richard J. Durbin, Chris Coons

Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 5:06 PM ET

With Masto’s party

  • Votes with the chamber's Democrats92%
  • Cosponsorships of the other party's bills48%

Black tick: the average of Democrats in the U.S. Senate.

Source: 99chambers legislative scores from roll calls and cosponsorships

Key votes

Votes chosen for their effect, not their side: Masto’s vote, each party’s majority, and the result. An orange vote differs from most Democrats.

Source: 99chambers key votes from Congress.gov, Voteview and Open States roll calls

Career

Offices held, and every time Masto was on a ballot. Filled marks are general elections won; hollow marks are primaries; an orange outline is a loss.

Source: 99chambers results archive (MEDSL, Klarner, state election offices)

Elections

Margin against the seat’s presidential baseline: how the seat voted for president in the same or nearest year.

YearRaceResultMargin
2022U.S. Senate, NevadaWonD+0.8
2016U.S. Senate, NevadaWonD+2.5

Source: 99chambers results archive

Seats Masto has held

Source: 99chambers results archive

Who Masto has run against

  • Adam Paul Laxalt (R) · 2022 general, won
  • Joseph J. Heck (R) · 2016 general, won

Source: 99chambers results archive

How we know Masto

One person, matched across every source we use.

Source: Identity links: Wikidata, congress-legislators, Open States, FECUpdated Nov 7, 2026, 3:00 PM ET