21 Harcourt Cosman Drive Move-in ready, 2, 800' sq. ft. Colonial offers 4 bedrooms, 2.5 bathrooms, and unfinished basement on 1.6 private green level acres in the Town of Newburgh, within the Marlboro Central School District. This well-appointed home features an upgraded kitchen, 9-foot ceilings and scenic valley views, all just 20 minutes from I-84 and I-87. The first floor includes gleaming hardwood floors, a formal living room, a formal dining room, a family room with electric fireplace, a bright spacious bedroom or office, laundry room and half bath. The kitchen features quartz countertops and backsplash, a large pantry, a sunny breakfast area with views, and new stainless-steel appliances. Upstairs, the spacious primary suite includes hardwood flooring a walk-in closet and a spa-like en-suite bath with a soaking tub, separate tiled shower, and double quartz vanities. This level also offers a den or office and two additional private and cozy bedrooms. Additional highlights include unfinished basement with an egress window for potential future living space, a laundry room with a utility sink, dual-zone central air, and ceiling fans. Set on a large, level corner lot in an established subdivision, the property offers expansive yard space on all sides and room for a pool. Enjoy stunning views of Mt. Beacon and Hudson Valley, along with a large paved driveway, concrete walkways, a 2-car garage with openers, and a deck ideal for summer entertaining. The roof and layout also support the potential for future solar panel installation. This home offers peaceful country living with convenient access to major routes, the Newburgh-Beacon Bridge, Beacon Metro-North train station, New Paltz, West Point, Walkway Over the Hudson, Minnewaska State Park, and Mohonk Mountain House.