Nassau County, New York

New York

Key Facts

State
New York
Population
1,381,715

About Nassau County

Nassau County is a county in New York (NY) with a population of approximately 1,381,715 residents. The county seat is .

Nassau County is one of the counties that make up New York, providing local government services including law enforcement, property records, courts, and public infrastructure to its residents.

County Details

County
Nassau County
State
New York (NY)
Population
1,381,715
County Seat

Local Government

Nassau County residents are served by county-level government that typically includes:

  • County commission or board of supervisors — Elected officials responsible for county governance, budgets, and policy
  • Sheriff's office — Provides law enforcement services throughout Nassau County
  • County clerk — Manages vital records, elections, and property records
  • County courts — The judicial branch serving Nassau County residents
  • Tax assessor — Handles property tax assessments and collections

Frequently Asked Questions

What is the population of Nassau County?

Nassau County has an approximate population of 1,381,715 residents.

What is the county seat of Nassau County?

The county seat of Nassau County is .

What state is Nassau County in?

Nassau County is located in New York (NY).