Welcome to 19 Bellflower Road, a distinguished single-family residence in Billerica, MA, presenting an exceptional opportunity for discerning homeowners. Constructed in 1978, this property encompasses 2,231 square feet of refined living space poised on an expansive 24,694 square foot lot. The main residence features four thoughtfully designed bedrooms and two full bathrooms, and a Bonus sitting room off the Kitchen, offering a compelling blend of classic architecture and modern potential The standout feature of this property is the fully finished lower level, which hosts a complete, private In-Law apartment. This self-contained suite features its own dedicated entrance, a full kitchen, a spacious living area, a comfortable bedroom, and a full bathroom. It is an ideal setup for extended family, long-term guests, or a premium home office suite, providing total independence and privacy for everyone under one roof. Situated on a lovely, expansive lot with a swimming pool and ample parking and outdoor space, this home offers a unique opportunity to establish a sophisticated lifestyle. Inquire today