4505 Avenue M Welcome to this beautifully maintained, fully detached single-family home located in the highly desirable Old Mill Basin neighborhood. Offering an exceptional combination of comfortable living space, abundant storage, private parking, and resort-style outdoor amenities, this property is truly one of a kind. The property features a full private driveway with a secure steel privacy gate, providing convenient off-street parking and added privacy. The main level features a spacious living room, a versatile adjoining room perfect for a home office or additional bedroom, a separate formal dining room, and a bright eat-in kitchen with direct access to a covered porch overlooking the backyard. Step outside to an entertainer's dream backyard. The expansive outdoor space showcases a custom deck surrounding the above-ground pool and hot tub, creating the look and feel of a private in-ground oasis. Additional amenities include a permanent gazebo, outdoor bar, storage room, and electrical outlets throughout the yard powered by a dedicated electrical panel-perfect for entertaining, relaxing, and hosting memorable gatherings. The second floor offers three generously sized bedrooms, including a spacious primary bedroom with wall-to-wall mirrored closets, along with a beautifully updated, fully tiled full bathroom. The finished basement provides even more living space, featuring a bonus bedroom, large crawl space for additional storage, laundry area with a comfortable sitting space, and a full bathroom with a stand-up shower. This exceptional property delivers the perfect balance of indoor comfort, private parking, privacy, and outdoor luxury, with tremendous potential for future expansion. A rare opportunity to own a fully detached home with incredible resort-style amenities in one of Old Mill Basin's sought-after neighborhoods.