Leaving office January 1, 2027.Did not run for re-election in 2026. This page switches to the former-officeholder layout when the term ends.
Jonathan Rivera
Photo: BuffaloLibrary, CC BY 2.0
DemocratIn office until January 1, 2027

Jonathan Rivera

New York State Assemblymember, District 149 since 2020. Did not run for re-election in 2026; leaves office in January 2027. Won the 2026 race for New York Senate District 61.

New York State Assemblymember, District 149Born 1986

In office
6 yrs
Since 2020
Bills became law
1
38 sponsored, 2025–2026 session
Votes missed
0.4%
Chamber median 2.5%
With party
100%
On votes splitting the parties
Last margin
+96.8
Won 2026

Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Oct 27, 2026, 9:43 AM ET

Committees

As of 2026-10.

  • Administrative Regulations Review Legislative Commission · chair
  • Asian Pacific American Task Force
  • Black, Puerto Rican, Hispanic and Asian Legislative Caucus
  • Election Law
  • Energy
  • Housing
  • Labor
  • Local Governments
  • New Americans Task Force
  • Puerto Rican and Hispanic Task Force
  • Tourism, Parks, Arts and Sports Development

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

Legislation

2025–2026 session · 38 sponsored · 1 became law
BillIntroCmteHouseSenateLaw
A 10602 Authorizes the dormitory authority to provide financing to D'Youville Housing Association LLC for the…
Became law Sep 2026
A 8883 Relates to judicial districts
Passed Senate Feb 2026
A 1067 Relates to prohibiting the exclusion of coverage for losses or damages caused by exposure to lead-based paint
Passed House Mar 2026
A 1529 Requires the disclosure of lead-based paint test reports in real estate transactions
Passed House Mar 2026
A 10733 Authorizes the commissioner of general services to convey real property at the former Buffalo psychiatric…
Introduced Jun 2026

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

Voting record

2025–2026 session · placement by roll-call votes

Where Rivera sits in the New York State Assembly

Rivera is closer to the center than 23% of the chamber's Democrats.

Dem. medianRep. medianRiveraMore liberalMore conservative

Closest: Larinda Hooks, Monique Chandler-Waterman, Michael Benedetto

Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 4:58 PM ET

With Rivera’s party

  • Votes with the chamber's Democrats100%
  • Cosponsorships of the other party's bills0%

Black tick: the average of Democrats in the New York State Assembly.

Source: 99chambers legislative scores from roll calls and cosponsorships

Key votes

Votes chosen for their effect, not their side: Rivera’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 Rivera 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.

YearRaceResultMarginSeat+/−
2026New York Senate District 61WonD+96.8D+22.1+74.7
2024New York State Assembly, District 149Won———
2022New York State Assembly, District 149WonD+18.3——
2020New York State Assembly, District 149WonD+31.9——

Source: 99chambers results archive; 2026: New York State Board of Elections (unofficial)Updated Nov 8, 2026, 7:01 PM ET

Campaign money, 2025–26

Raised
$367.2K
Spent
$768.7K

Source: New York State Board of Elections filings through Oct 19, 2026Updated Nov 1, 2026, 1:38 AM ET

Campaign committees

Open committees can still raise and spend money.

Friends Of Jon Rivera
State
Active
Jon Rivera for State Senate
State
Active

Source: New York State Board of Elections filings through Oct 19, 2026Updated Nov 1, 2026, 1:38 AM ET

Seats Rivera has held

Source: 99chambers results archive

Who Rivera has run against

Source: 99chambers results archive; 2026: New York State Board of Elections (unofficial)

How we know Rivera

One person, matched across every source we use.

Source: Identity links: Wikidata, congress-legislators, Open States, FECUpdated Oct 27, 2026, 9:43 AM ET