Welcome to 1540 Allyn Avenue - one of the most desirable west-side neighborhoods in charming St. Helena! This spacious 3.356+/- home is set on an expansive 10.940+/- lot. The owners built with every detail in mind to provide entertaining ease and comfort for their family. This four bedroom, three bath home provides plenty of cozy areas to rest and relax and has generous storage throughout. The formal dining room creates an intimate dining experience while the elegant living room with custom bookcases creates a calm ambience for conversation and repose. The family room complete with built-in cabinets and woodburning fireplace is located next to the kitchen for all to easily gather and enjoy meals, movies, games, sports and lively fun. Lovely breakfast nook with beautiful morning light starts the day right! The home office is separate from the main living area to provide quiet privacy. The upstairs large laundry room is spacious with lots of storage and great natural light. Many additional features: closet systems, wired surround sound throughout the home, new HVAC system, energy efficient windows and ample storage! The large detached 2 car garage with separate storage room and undeveloped backyard is perfect for an outdoor kitchen, pool, bocce or ADU. Ready for you to enjoy!