Welcome to 2811 21st Street - Modern Luxury Redefined! This stunning 5-bedroom, 4.5-bath residence has been completly remodeled with a massive bump up addition! As you step inside, you're welcomed by a grand two-story foyer and soaring 10-foot ceilings throughout the main level. The open-concept living area is centered around a striking brick fireplace, creating a warm and inviting focal point. A designated formal dining room is framed by an elegant modern light fixture, setting the tone for elevated entertaining. The chef's kitchen is a true showstopper-designed with both function and flair. Enjoy custom-lit cabinetry, a dramatic waterfall island with bar seating, granite countertops that flow seamlessly into the backsplash, sleek stainless steel appliances, and crisp white marblesque tile flooring. From here, step directly into your private backyard-ideal for indoor/outdoor living. Upstairs, retreat to the expansive primary suite featuring double-door entry, a wall of oversized windows flooding the room with natural light, a walk-in closet, and a luxurious en-suite bathroom. The en-suite boasts a granite double vanity, an extra-large soaking tub, a separate glass walk-in shower, and modern fixtures throughout. Your three spacious guest bedrooms are also located on the second level - Two of which share a fully updated Jack & Jill bathroom adorned with beautiful stone tile work. The fully finished lower level adds even more versatility with a fourth bedroom with generous natural light, and an expansive open area-perfect for a secondary family room, home theater, fitness studio, game room, or customized flex space to suit your lifestyle. Step outside to your custom, low-maintenance backyard oasis featuring a covered patio with recessed lighting and peaceful green views-perfect for entertaining or relaxing in privacy. Centrally located near Pentagon City, Amazon Headquarters 2, Crystal City, Potomac Yards, Shirlington, public transit, I-395 Express, shops, fine dining, parks and much more! Parking: 1-car garage + extended driveway for up to 3 additional vehicles.