Rare opportunity! First time on the market in nearly 50 years. Situated on a corner lot in a small cul de sac within the highly sought after Walnut Valley Unified School District, this beautifully maintained home offers a bright, functional floor plan filled with natural light. Grand double door entry opens to high ceilings in the living room and staircase area, creating a bright and spacious feel. The thoughtfully designed main level features formal living and dining rooms with a fireplace and striking rock accent wall between them, a separate family room with a second fireplace and wet bar, a generously sized bedroom with two closets, and a full updated bathroom. The open kitchen offers abundant cabinetry, a separate pantry, bay window, and ample space for a large center island. It opens to the family room, creating a great space for everyday living and entertaining. The floor plan also includes convenient direct garage access. All five bedrooms are generously sized. Upstairs features four additional bedrooms and two updated bathrooms. Most of the upstairs bedrooms enjoy pleasant views, and the spacious primary suite offers two closets. Quality upgrades include energy efficient Andersen windows and sliding doors, paid off solar, updated roof, updated HVAC system, whole house fan, Flo Smart Water Monitor, remotely monitored security system, professionally cleaned, capped and resealed chimneys, and updated plumbing supply lines to all sinks and toilets. The low maintenance paved backyard offers pleasant views and space to relax or entertain. Conveniently located within walking distance to Chaparral Middle School, just minutes from Maple Hill Elementary, Diamond Bar High School, parks, shopping, dining, and convenient freeway access. Ready to welcome its next owners after nearly 50 years of cherished ownership.