Welcome to 150 McMillen Ave, a beautifully updated, all-brick ranch on a flat 0.63-acre lot in the heart of Chippewa Township. Major improvements offer complete peace of mind, highlighted by a new 2026 roof, fresh interior paint, public water and sewer, and a completed pre-listing inspection report by a certified home inspector available for buyer review. Main-level living features refinished oak hardwood floors, a kitchen with brand-new stainless appliances, three bedrooms, a full bath, and a half bath off the primary bedroom. A custom secret bookshelf door opens to reveal access to the walk-up attic for easy storage. Downstairs, the finished walk-out basement is filled with natural light from a large picture window and boasts new floating vinyl plank flooring, a built-in wet bar, and a new "Pittsburgh potty" with accessible plumbing to easily add a full second bath. Private basement workshop/flex room featuring a large Calumet stainless steel sink with temperature-controlled plumbing. Fully equipped with upper cabinets, extensive shelving, counter space, multi-outlet plug strips, and built-in ventilation. Perfect for home canning, crafting, game processing, or an extra pantry. Includes a 1-car attached garage, gas heat, and central air. Located in the Blackhawk School District with quick access to I-376, PA Turnpike 76, PA-51, local shopping, dining, and Beaver County and Pittsburgh International Airports!