Corner lot • 10,498sf homesite • Over $400K in upgrades • Positioned within the Montaine community, this residence offers architectural scale, flexible living spaces, and future expansion potential on one of the neighborhood's larger lots. A dramatic two-story foyer, private home office, formal dining room, and soaring great room create a layout designed for both daily living and entertaining. Expansive windows and a linear fireplace anchor the main living area, while Lutron automatic blinds throughout the home provide integrated privacy and light control. The kitchen features a JennAir RISE professional appliance suite, upgraded MasterCraft stacked cabinetry with shaker crown molding, gold hardware, an expanded island with seating, walk-in pantry, and breakfast area. A multi-panel stacking glass door opens to an extended covered patio, creating seamless indoor-outdoor living and additional space for dining, entertaining, and year-round enjoyment. Upstairs, the primary suite includes a sitting area, custom walk-in closet system, and a five-piece bath with a freestanding soaking tub, frameless glass shower with dual shower heads, and dual vanities. Secondary bedrooms offer walk-in closets, while the spacious loft provides flexibility for a media room, study area, playroom, or second living space. The unfinished basement spans more than 1,400 square feet with gym flooring and rough-in plumbing already in place, providing an opportunity to add bedrooms, a recreation room, home gym, guest suite, or multigenerational living space while building future equity. Residents enjoy access to Montaine's clubhouse, pool, fitness center, trails, and open space. Located minutes from downtown Castle Rock dining, shopping, parks, and community events, with convenient access to I-25 for commuting throughout the Denver metro area. A rare combination of lot size, upgrades, usable living space, and future expansion potential within one of Castle Rock's premier master-planned communities.