Welcome to Nassau County! The western half of
Long Island in southern New York State.
Nassau County delivers the best of all things—vibrant businesses, walkable downtowns, suburban charm, the nearby buzz of New York City, and one-step access to the world. Come to the place top-tier talent and innovative businesses call home.
- Innovative industry
- High-Tech infrastructure
- Mixed-use development
- Global brand headquarters
- Convenient Inter-County Bus System
- Best Hospitals
- Vibrant downtowns
- Corporate and industry parks
- Beautiful beaches
- World-class golfing and fishing
- Nationally ranked k-12 schools
- Excellent Universities and Community College
- Convenient Interconnecting Roadways
- Variety of Residential Options
Nassau County boasts all of that, and so much more. In conjunction with our many partners, the NCIDA is committed to fostering an environment where businesses can thrive and expand — and where our fellow residents are proud to live, employees enjoy to work and children love to play.
Explore Nassau County
An interactive map of Nassau County to help you navigate our neighborhoods, roads and highways, parks, schools, and more.
Find information on vaccinations, testing and programs to mitigate the effects of COVID-19 on our local economy.
Learn about our diverse economy and workforce, and why Nassau County is the premier location for several major industry clusters.
Doing business here
Nassau County offers incomparable opportunities for businesses of all sizes and industries to thrive.
Nassau County offers residents the best of all things for living, working and playing.
Wednesday, March 27, 6:45 PM EST
NCIDA Board Meeting including Audit and Finance Committee Meetings
Thursday, April 25, 6:45 PM EST
NCIDA Board Meeting
Thursday, May 30, 6:45 PM EST
NCIDA Board Meeting
AC by Marriott hotel to be built on a parking lot at Roosevelt Field mall
February 9, 2024AC by Marriott hotel to be built on a parking lot at Roosevelt Field mall
Long Island leaders reveal their predictions for the year ahead
January 5, 2024Long Island leaders reveal their predictions for the year ahead