Welcome to 1111 Argonne Drive in the picturesque, historic Original Northwood neighborhood, a thoughtfully planned community developed by the Roland Park Company. Winding, tree-lined streets that follow the natural contours of the landscape lead to this distinguished white-painted brick Colonial, one of the neighborhood's premier residences. Surrounded by beautifully landscaped grounds with native specimen plantings, this exceptional home blends timeless architectural character with thoughtful modern updates. A covered front portico welcomes you into a gracious center hall foyer flanked by elegant formal living spaces. The spacious living room features a triple casement window overlooking the backyard and a classic painted mantel with a gas fireplace insert. An adjacent library offers custom built-in bookshelves with closed cabinetry below, creating the perfect home office or reading retreat. Across the foyer, the sun-filled formal dining room provides an inviting setting for everyday meals and holiday entertaining. Original oak hardwood floors and classic architectural details are showcased throughout the home. The fully renovated eat-in kitchen is a chef's dream, featuring custom white painted cabinetry, honed Absolute Black countertops, premium appliances, and abundant workspace. A charming breakfast nook overlooking the backyard includes built-in banquettes with shiplap backs and open shelving above, creating a cozy spot for casual dining. A beautifully renovated powder room completes the main level. An elegant staircase with its original banister leads to the second floor, highlighted by a lovely stained-glass window and deep windowsill. The spacious primary suite enjoys windows on three sides, dual closets, built-in shelving, and a recently renovated private bath with an oversized walk-in shower. Two additional generously sized bedrooms share a beautifully updated Jack-and-Jill bath featuring marble flooring, beadboard walls, and a tub/shower combination. The finished third floor offers a private fourth bedroom with its own half bath and a large cedar closet. The finished walkout lower level provides exceptional additional living space with an inviting recreation room featuring exposed beam ceilings, stone and knotty pine walls, a built-in bar, wood-burning fireplace, and custom built-in shelving. French doors with sidelights open to an expansive bluestone patio designed for effortless entertaining, complete with an outdoor kitchen featuring a built-in grill, sink, and a corner fire pit. A newly installed black wrought iron fence encloses the backyard, providing both beauty and security for children and pets. Also on the lower level are a spacious exercise room, laundry room, utility room, and an additional powder room. A detached two-car garage with an automatic door opener completes the property. Ideally located with convenient access to downtown Baltimore, Johns Hopkins University and Hospital, Morgan State University, and Penn Station, this remarkable home presents a rare opportunity to own one of Original Northwood's finest residences-where historic charm, exceptional craftsmanship, and modern comfort come together beautifully.