Charming Townhome in the Heart of Historic Old Town Alexandria! Welcome to 725 S Columbus Street - a rare and beautifully expanded townhome in the heart of Old Town's sought-after southeast quadrant. Larger than the typical Patrick Henry townhome thanks to a thoughtfully designed 2010 addition with an extended basement. This 3-bedroom, 3-bath gem offers extra living space and modern upgrades within Alexandria's historic district. Property Features: An expanded floor plan with sunny living and dining areas, rich hardwood floors, and crown molding. Updated kitchen with stainless steel appliances, granite countertops, ample cabinetry, and a breakfast bar. Equipped with hidden rooftop solar panels, significantly reducing monthly electricity costs while promoting sustainable living. Enjoy a larger-than-average fenced lot - rare for the neighborhood - offering a sizable front yard and beautifully landscaped private back patio. A yard space for creating potential coveted off-street parking. The Primary bedroom includes a walk-in closet space, a fully renovated en-suite bath, and an adjoining office. The finished basement contains ample storage cabinets that can accommodate a media center. Private Guest Room with Privacy for guests with a bedroom, bathroom, and separate entrance to the lower level. Low Maintenance Exterior: with well-maintained brickwork and roof, and low-maintenance aluminum-clad windows. Modern two-zone HVAC: An Efficient two-zone heating and cooling system for maximum comfort, heating, and cooling. Prime Location: Quiet residential neighborhood, just blocks from historic King Street's boutiques, award-winning restaurants, and the Potomac waterfront parks. Minutes to Washington, DC, National Landing (Amazon HQ2), The Pentagon, and Reagan National Airport. Easy access to King Street and Braddock Road Metro Stations, GW Parkway, and Route 1. This expanded and energy-efficient home offers the ultimate Old Town lifestyle - charming, walkable, and ready to welcome you home.