Welcome to 150 Lowell -- a beautifully updated home nestled in the heart of Sierra Madre, offering the perfect blend of modern comfort, thoughtful design, and effortless indoor-outdoor living. Fully upgraded & refined with exceptional attention to detail, this 3-bedroom, 3-bath residence is designed for both everyday living and stylish entertaining. The bright, open floor plan flows seamlessly, filled with natural light and inviting spaces. The spacious primary suite feels like a private retreat, featuring custom wood built-ins, a spa-inspired en-suite bath, and serene views of the backyard -- a true sanctuary within the home. Step outside and experience your very own resort-style oasis. The private backyard features a sparkling solar-heated pool (owned solar), expansive covered patio, and a detached garage with an additional bathroom -- ideal for poolside guests or future creative use. The garage is also equipped with a dedicated EV charger, adding convenience for electric vehicle owners. Notable upgrades include three tankless water heaters, dual-zone HVAC (with separate systems for the main living area and primary suite), a whole-house water filtration system, and an outdoor hot-water shower -- perfect after a swim or a day in the garden. Situated on an oversized lot, this exceptional property offers privacy, comfort, and an elevated lifestyle -- all just moments from Sierra Madre's charming downtown, hiking trails, and award-winning schools. A rare opportunity to own a thoughtfully curated home in one of the San Gabriel Valley's most beloved communities.