First time on the market in 65 years! Welcome to 19 Mountain Avea cherished, beautifully maintained home tucked behind stone walls on one of Larchmonts most picturesque and desirable streets. Set on just under a quarter acre, this special property offers the perfect blend of charm, privacy, and locationjust moments from the train, vibrant village shops, restaurants, and top-rated schools. From the moment you arrive, the curb appeal is undeniable. Stone terraces and mature landscaping frame the home, inviting you to sip your morning coffee on the front porch as the neighborhood begins to stir. Step inside to a gracious foyer that opens into a sun-drenched, oversized living roomanchored by a massive wood-burning fireplace and framed by three exposures that fill the space with natural light. Just off the living room, a stunning stone-walled studyalso with three exposuresoffers a cozy and inspiring retreat. Continue on to the heart of the home: an open-concept kitchen and dining area, updated in late 2019 with quality cabinetry, a porcelain tile backsplash, and generous counter space. Morning sunlight pours in through the kitchen window, making the space feel bright and welcoming. Beyond the kitchen lies a versatile den, along with a cleverly designed full bathroom disguised as a powder roomopen the lower base cabinetry and youll uncover a hidden tub. Red oak hardwood floors run throughout the homeeven beneath the kitchens current flooring. Upstairs, the expansive primary suite is a true retreat with three exposures, a private bath, and a bonus room ideal for a nursery, office, or dressing area. Two additional bedroomsone of which also enjoys three exposuresshare a full hall bath. A walk-up attic provides incredible potential for finishing or simply enjoy it as abundant storage. The walk-out lower levelonce a photography studiooffers flexible space for a playroom, gym, or creative studio, as well as a large laundry/storage area and direct access to the attached two-car garage. Perfectly positioned in a serene, leafy pocket of Larchmont- It stands as a rare opportunity to own a property full of warmth, character, and endless potential in a truly desirable locale.