This Four Bedroom Post Modern with large rooms and walk out basement is situated on over an acre of property on a cul-de-sac in Mount Sinai School District. Featuring 9ft ceilings and hardwood floors on main level, natural gas heating and cooking. Entertain in the spacious Formal Living Room and Formal Dining Room. Prepare meals with family in the Kitchen (with Breakfast Room). Relax and unwind in front of the fire in the Family Room. Enjoy views of the yard from deck off the family room. Consider the potential of a first floor primary suite from the large main floor office/guest room. At the end of the day, retire to the second floor's tremendous primary suite with soaring ceilings, two walk-in closets, ensuite bath. Three additional large bedrooms and hall bath complete the second floor. Enjoy the great outdoors in the fenced yard with mature landscaping, "L" shaped in-ground pool with new liner, patio space and privacy. Additional features include in-ground sprinklers, two car garage and beautiful brick walkway. New and notable: roof, pool liner, pool pump, driveway, retaining wall, water heater, flooring in the living room and on the 2nd level. Taxes being professionally grieved. Mount Sinai School District. Close to Cedar Beach, Port Jefferson Village, LIRR, Cross Sound Ferry, Stony Brook University & Hospital 7.5 miles.