Welcome to 9 Maple Ave - a truly expansive and thoughtfully designed home in the heart of Catonsville offering nearly 5,000 sq ft of finished living space across three levels. Designed with flexibility in mind, this property is ideal for multi-generational living, extended households, or those needing separate living spaces under one roof. The main level features over 1,800 sq ft with multiple living areas, two dining spaces, and a spacious kitchen with pantry. Architectural details shine throughout, including cathedral ceilings, skylights that flood the home with natural light, and double French doors that open seamlessly to the outdoor living spaces. The flow between indoor and outdoor areas is effortless, with access to a covered rear deck perfect for relaxing or entertaining. The second level offers an additional 1,295 sq ft, complete with generously sized bedrooms, including multiple walk-in closets, and access to a private upper deck. With 4 full baths and 1 half bath, the layout provides comfort and convenience for larger households. The finished lower level (over 1,600 sq ft) adds incredible versatility with a wet bar, additional living space, and flexible areas ideal for guests, recreation, or extended living, plus durable finishes throughout. This home has been extensively updated and meticulously maintained, including: Updated electrical and plumbing systems Two tankless water heaters Multiple HVAC systems with zoned heating/cooling Anderson windows and doors throughout Underground utilities (electric + Verizon Fios) Lifetime Gutter Helmet system with heated gutters Three sump pumps with backups High-efficiency LED lighting throughout Outdoor spaces are equally impressive with a beautifully landscaped yard, extended utilities into the backyard, a covered lower deck, and a spiral staircase connecting upper and lower outdoor living areas. The inviting front porch with swing and ceiling fan adds to the home's charm and functionality. Additional highlights include laundry access on multiple levels, multiple refrigerators and appliances, security systems with app-based controls, and separate utility metering-offering even more flexibility for a variety of living arrangements. A rare opportunity to own a large, well-equipped home with architectural character and unmatched versatility in a sought-after Catonsville location!