DemocratIn office since Nov 2018

Antonio Hayes

Maryland State Senator, District 40 since 2018. Re-elected in 2026. Next on the ballot in 2030.

Maryland State Senator, District 40Born 1977

Official website Wikipedia

In office: 7 yrs; Since 2018
Bills became law: 31; 50 sponsored, 2025–2026 session
Votes missed: 4.4%; Chamber median 3.2%
With party: 98%; On votes splitting the parties
Last margin: +78.7; Won 2026
Next election: 2030; Nov 5, 2030

Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Oct 27, 2026, 1:51 PM ET

Committees

As of 2026-10.

Finance · vice chair
Committee on Administrative, Executive and Legislative Review
Executive Nominations
Unemployment Insurance Oversight

Source: Open States committeesUpdated Oct 27, 2026, 9:43 AM ET

Legislation

2025–2026 session · 50 sponsored · 31 became law

BillIntroCmteSenateHouseLaw

SB 813 Health Insurance and Dental Plan Organizations - Dentists - Assignment of Benefits and Reimbursement of…
Consumer Protection · Became law May 2026

SB 927 Baltimore City - Alcoholic Beverages - Related Event Promoter's Permit
Alcoholic Beverages - By Subdivision · Became law May 2026

SB 814 Residential Property - Service Agreement - Defunct Service Providers
Assessments · Became law May 2026

SB 469 Maryland Automobile Insurance Fund - Affordability Program and Industry Automobile Insurance Association…
Assessments · Became law May 2026

SB 972 Baltimore City - 40th Alcoholic Beverages District - Authorizations and Revisions
Alcoholic Beverages · Became law May 2026

Source: Open States billsUpdated Nov 6, 2026, 4:22 PM ET

Voting record

2025–2026 session · placement by roll-call votes

Where Hayes sits in the Maryland State Senate

Hayes is closer to the center than 61% of the chamber's Democrats.

Closest: Nancy King, Alonzo Washington, Anthony Muse

Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 4:52 PM ET

With Hayes’s party

Votes with the chamber's Democrats98%

Black tick: the average of Democrats in the Maryland State Senate.

Source: 99chambers legislative scores from roll calls and cosponsorships

Key votes

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

Date	Bill	Hayes	Dem. majority	Rep. majority	Result
Mar 27, 2026	HB 711: Data Privacy - Consumer Data, Public Records, and Message Switching System (Data Privacy…	Not voting	Yes	No	Passed 28–8
Mar 27, 2026	SB 594: Cannabis - Advertising - Alterations	Yes	Yes	No	Passed 38–8
Mar 27, 2026	SB 12: Residential Rental Apartments - Air-Conditioning Requirement	Yes	Yes	No	Passed 35–11
Mar 27, 2026	HB 141: State Personnel - Collective Bargaining - Graduate Assistants	Yes	Yes	No	Passed 32–11
Mar 27, 2026	HB 1249: Certified Recovery Residences - Refusing Services to Individuals Receiving…	Yes	Yes	No	Passed 36–10

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

Career

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

201420152016201720182019202020212022202320242025202620272028Maryland House of Delegates, District 40 Maryland State Senate, District 40

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.

Year	Race	Result	Margin	Seat	+/−
2026	Maryland Legislative District 40	Won	D+78.7	D+82.5	−3.8
2022	Maryland State Senate, District 40	Won	D+84.1	—	—
2018	Maryland State Senate, District 40	Won	—	—	—
2014	Maryland House of Delegates, District 40	Won	D+1.0	—	—
2014	Maryland House of Delegates, District 40 (primary)	Won	+2.3	—	—