Nassau County, New York

Nassau County Legislature, District 12

2 candidates are tracked for Nassau County Legislature, District 12 on the November 3, 2026 ballot: Michael J. Giangregorio and Michael Vanunu. Candidate information follows official Nassau County election filings; verify with the official election office linked below.

About this race

Incumbent Legislator Michael J. Giangregorio (Republican, Conservative) faces Michael Vanunu (Democratic), per the county's official candidate list and elected officials roster. This contest is on the November 3, 2026 ballot.

About the Nassau County Legislature

The Legislature was formed in 1996 as the legislative arm of Nassau County government. It drafts and approves local laws that affect the county and its residents, and the county executive is the chief administrator, per the county's website.

The Legislature has 19 legislators, one from each single-member district, and members serve two-year terms. Only voters in District 12 vote on this seat. District 12 includes Bellmore, North Bellmore, Merrick, North Merrick and a small part of Wantagh, per the county's District 12 page.

Michael J. Giangregorio (Republican) holds the seat now. He was elected in 2023 to the then-19th District and serves the 12th following the 2024 redistricting, chairs Public Works and is on the ballot, per the county's District 12 page.

Official source: Nassau County: County Legislature, Nassau County: Legislative District 12

New York › Nassau County › Nassau County Legislature, District 12

Michael J. Giangregorio

Republican Incumbent

Top priorities

Affordability: he says he froze Nassau property taxes and stopped $150 million in tax hikes
Public safety: he says he added police to the force
Support for people with physical and mental challenges, including legislation for drivers with autism

Per the campaign site.

Biography

Michael J. Giangregorio is the sitting Nassau County Legislator for District 12, covering Bellmore, North Bellmore, Merrick, North Merrick and part of Wantagh, per the county's official legislator page. He retired from JPMorgan Chase after 40 years in finance, where he served as Vice President in the Corporate and Investment Bank, and has served for years as an autism advocate on the boards of several nonprofit organizations, per the same source.

Campaign site (opens in a new tab)

Michael Vanunu

Democratic

Top priorities

Affordability: back the South Nassau Water Authority's acquisition of Liberty Water and move toward a fairer, more transparent property assessment process that ends the yearly need to file tax grievances
Safety: fully staff and fund the Nassau County Police Department and train officers
Support local small businesses by reducing county-level costs and regulatory burdens, and root out fraud, waste and abuse in county spending

Per the campaign site.

Biography

A partner at the law firm Rivkin Radler LLP, where he has handled complex fraud cases for eight years, per his campaign site. He was an Assistant District Attorney in Queens, has taught at Hofstra University and New York Law School, and serves on the executive board of the Merrick Jewish Centre, per the same site. A Nassau native and St. John's University School of Law graduate, he lives in the district with his wife and three children, per the site.

Campaign site (opens in a new tab)

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Questions about this race

Who is running for Nassau County Legislature, District 12 in 2026?

When is the Nassau County Legislature, District 12 election in New York?

Election Day is Tuesday, November 3, 2026. Registration deadlines, early voting dates and mail ballot rules for New York are on the New York election hub at theballotbrief.com.

How do I see my exact Nassau County ballot?

Enter your ZIP code in the lookup at theballotbrief.com for the statewide and congressional races, or a full street address to add the county, city and district contests for that location.

Verify this race

Candidate roster from official Nassau County and state election office filings, last verified September 29, 2026. Bios and priorities carry their attribution inline.

Cross-check with the official New York election office, or see the full Nassau County sample ballot and your exact ballot by address.

The rest of your Nassau County ballot

47 tracked races in Nassau County, New York. Landed here from another county's search? Look up your own ballot below.

Also on your ballot

Nassau County Legislature, District 14 Nassau County Legislature, District 15 Nassau County Legislature, District 16 See all 47 Nassau County races

Candidate profiles

Michael J. Giangregorio, full profile Michael Vanunu, full profile Official New York election office