The Long Island Marriott Hotel and Conference Center in Uniondale NY is the perfect hotel for business, weekend getaways, family and leisure travel. The Long Island Marriott is adjacent to the Nassau Coliseum and convenient to the central Long Island business district. This full service hotel and conference center is centrally located in Nassau County NY near Hofstra University & Roosevelt Field Mall. This Marriott hotel on Long Island New York, features 618 rooms equipped with key amenities such as hi-speed Internet and the Marriott Revive bed. Enjoy our on-site Spa & Salon, relax at the swimming pool, or visit Long Island attractions.