Welcome to 26 Concord Drive, a spacious 3-bedroom, 2.5-bath Colonial set on a generous 0.39-acre lot in the heart of Holtsville. Offering nearly 2,400 square feet of living space, this well-maintained home includes a legal studio apartment—perfect for guests, in-laws, or rental income. Inside, you'll find a bright living room, an inviting den, an eat-in kitchen, and a convenient half bath on the main level. The primary bedroom features two walk-in closets, providing ample storage. Recent updates include a new roof and a new burner, new washer/dryer and new A/C unit. Classic Colonial charm runs throughout, with plenty of room to personalize and make it your own. Tucked away in a quiet neighborhood, yet close to major highways, shopping, parks, and within the highly regarded Sachem School District, this home blends privacy with convenience. Whether you're searching for a forever home or a smart investment, 26 Concord Drive offers space, flexibility, and long-term potential.