Explore new construction homes for sale in Suffolk County, NY, featuring properties built in 2020 or later. These newer residences may offer contemporary layouts, modern finishes, updated building systems, and attractive indoor and outdoor living spaces. Located on eastern Long Island, Suffolk County encompasses a diverse collection of communities near beaches, parks, shopping, dining, and recreational destinations. Browse the current listings below to find a newer home that suits your preferred location, lifestyle, and property goals.
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Listings courtesy of OneKey® MLS as distributed by MLS GRID. Based on information submitted to the MLS GRID as of October 8, 2026 7:00 PM EDT. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. IDX information is provided exclusively for consumers’ personal noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. The data is deemed reliable but is not guaranteed by MLS GRID. The use of the MLS GRID Data may be subject to an end user license agreement.