Oceanside is a large suburban hamlet located on the South Shore of Long Island, within the Town of Hempstead in Nassau County, New York. Known for its diverse community, its proximity to the Atlantic Ocean and the Long Island Sound (though not directly on the Sound), and its mix of residential and commercial areas, Oceanside offers a vibrant suburban lifestyle. It has a significant waterfront presence along Reynolds Channel and offers various recreational opportunities, along with convenient access to transportation and local amenities.