Welcome to 4 Drew Crossing in desirable Westford! Nestled on over an acre in a tranquil cul-de-sac abutting conservation, this meticulously maintained Colonial offers 4 bedrooms, 2.5 baths, and a 2-car garage. The first-floor features gleaming hardwoods, a front-to-back living room with fireplace, sun-filled tiled eat-in kitchen with granite counters and stainless appliances, and a vaulted sunroom overlooking the backyard. A first-floor bedroom with half bath adds flexibility. Upstairs, the primary suite boasts a private bath and walk-in closet, plus two additional bedrooms and a full bath. The finished lower level with daylight windows provides even more living space. Recent updates include a new 4-bedroom septic (2025), water heater (2024), and Anderson windows. Conveniently located near top-ranked Westford schools, Westford Center, shopping, dining, Whole Foods, Starbucks, and Route 495.  A must-see home in a sought-after community!