Welcome to 1503 N. Jefferson Street, a beautifully expanded and updated 1940’s center hall colonial in the coveted Westover/Tara neighborhood and located minutes from Westover Village, five parks, and the Custis and W&OD trail. This refined and thoughtfully enhanced residence is perfectly sited on a quarter-acre corner lot in one of Arlington’s most sought-after locations and includes a TRANSFERABLE OVERLEE POOL MEMBERSHIP. The home seamlessly blends timeless 1940s charm with high-end modern upgrades, offering exceptional indoor and outdoor living spaces ideal for everyday comfort and effortless entertaining.Step inside to a sun-splashed main level showcasing hardwood floors throughout, elegant architectural details, and an easy, connected flow. The living room, anchored by one of two radiant gas fireplaces (2022), creates a warm first impression. A versatile main-level bedroom or office adds flexibility for guests or remote work. The inviting sunroom offers a peaceful retreat for morning coffee or afternoon reading.The formal dining room welcomes large gatherings, while the gourmet kitchen impresses with a BlueStar 48" professional range, premium appliances, generous cabinetry, and a spacious island that opens to the family room, the true heart of the home. From here, French doors lead to an exceptional outdoor oasis, including a screened porch for year-round lounging, patio with built-in fireplace, 12-person Catalina hot tub beneath a lighted pergola, and firepit area, surrounded by lush landscaping for privacy and serenity.On the upper level, the primary suite offers a luxurious escape with soaring ceilings, a spacious walk-in closet, and a spa-inspired bath with soaking tub and separate shower. Three additional spacious bedrooms share a hall bathroom thoughtfully updated to preserve its 1940’s retro allure, blending nostalgic charm with modern comfort. A walk-up attic offers abundant storage.The lower level becomes an intimate sanctuary, highlighted by a gorgeous floor-to-ceiling stone fireplace and a spa-quality bathroom featuring a 4-person sauna and a separate shower appointed with a river-rock floor and luxurious spa shower system. An expansive media room/in-law suite invites relaxation, while a fitness room, adds flexibility. A large storage room and laundry room complete this thoughtfully designed level.Significant upgrades include a 2025 boiler, 2025 AC system, 2023 80-gallon hot water heater, and top-of-the-line Pella triple-insulated windows throughout. Outside, the property features a fenced backyard, in-ground sprinkler system, and a garage, with EV charger, located at the rear of the home, enhancing both convenience and curb appeal.Beyond the property itself, the location is truly unbeatable. Just a short stroll away, Westover Village offers beloved local favorites—The Italian Store, Lost Dog Café, Village Sweets, Ayers Hardware, The Beer Garden—and the vibrant Sunday Farmers Market. Zoned for Cardinal Elementary and Swanson Middle, which are within walking distance, and Yorktown High, this home sits within one of Arlington’s premier school pyramids. With easy access to I-66, East Falls Church Metro, and downtown D.C., commuting is effortless.Combining classic elegance, sophisticated updates, exceptional amenities, and one of Arlington’s best walkable locations, 1503 N. Jefferson Street offers a lifestyle that is both elevated and warmly welcoming. This is truly a rare opportunity.