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Elections · U.S. House · New York

2026 New York House race, District 21

Blake Gendebien (Democrat) and Anthony Constantino (Republican) are on the November 3, 2026 ballot for U.S. House in New York District 21, as recorded September 21, 2026 from the New York State Board of Elections.

The November ballot

Constantino
$12M
Gendebien
$5.5M

Raised so far, filed with the FEC

Certified list: New York State Board of Elections. Not a prediction.

The seat

Elise Stefanik

Republican · Holds the seat now

First took office 2015 · Age 42

Not on the November ballot

See their record

How to vote in New York

  • General electionNovember 3, 2026 

Register 10 days before the election. Same-day registration is available only on the first day of early voting, at an early-voting site.

All dates and rules
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How they won the primary

The primary · 23,935 votes

  • Blake Gendebien Won: 64.5% 15,445
  • Stuart Amoriell: 35.0% 8,379
  • Write-in: 0.5% 111

Primary results as recorded August 31, 2026, ordered by votes. Source: New York State Board of Elections certified primary results workbook. A primary result is a recorded fact about a past contest, not a prediction of November.

The money on this race

Raised by candidates
$19M
Outside money
$325K

Outside money, for and against

Supporting Constantino-
Opposing Constantino$83K
Supporting Gendebien$40K
Opposing Gendebien$40K

Independent expenditures; direction is each filer's own declared filing. The other $162K of the race's $325K was spent on candidates not listed here.

Where each candidate's money comes from

48%$2.6MSmall donors--
50%$2.7MLarge donors--
1%$60KPACs$7K<1%
<1%$125Self-funding$12M100%
1%$67KOther$53K<1%

Small donors give $200 or less; PACs are political action committees. Shares of each candidate's own receipts on file with the FEC. Outside money is not part of these figures.

Who is spending on this race

The largest groups spending independently here, ranked; open a row for whose race the money went into.

1 to 5 of 7 groups

Independent expenditures reported to the FEC; direction is each group's own declared filing.

Not on the November ballot

12 filed

Primary candidates who did not advance, committees still on file, and candidacies that ended. Being here is a filing fact, not a mark against anyone.

The district

Census context
People
770K
Median household income
$71K
Unemployment
4.5%
Living below the poverty line
13.1%
Without health insurance
4.8%

U.S. Census Bureau, ACS 2024 5-year estimates. Context about the district, not a statement about any candidate.

How this seat voted last time

R+24 in 2024

  • Elise Stefanik Won: 62%
  • Paula Collins: 38%

348,640 votes for candidates. A past result is a filed fact, not a prediction of November.

Certified returns via MIT Election Data and Science Lab, from the House Clerk's election statistics and state canvasses.

More on the New York ballot26 House races statewideWhere to see your full ballot Find your races by ZIP →

Candidates and financing from the FEC, public domain. Candidate totals are each campaign's latest FEC report, ending between June 3, 2026 and June 30, 2026. Outside money is the FEC's processed total of independent expenditures plus the 24- and 48-hour reports filed since each group's latest regular report. It covers this two-year cycle, the same as the candidate totals. Dataset built 2026-10-12. Nothing here is a forecast, a grade, or a ranking of candidates.