10490 Mandarino Avenue Experience the pinnacle in Siena, one of Summerlin's most coveted guard-gated 55+ communities. This beautiful single-story home offers 2, 596 sqft of living space, stunning golf course views, and a desirable location within walking distance of the community clubhouse, recreation center, and pool. Featuring 2 bedrooms, an oversize den, 2.5 baths, 10' ft ceilings, a dedicated laundry room, spacious floor plan and a 3-car garage with a separate golf cart bay. Double French doors unveil a serene primary sanctuary complete with private sliding glass access to the back patio. Indulge in the oversized spa bath, appointed with dual vanities, a dedicated dressing counter, a walk-in shower, a deep soaking tub, and an expansive walk-in closet. The kitchen features beautiful quartz countertops, a center island, breakfast bar, and skylight that fills the space with natural light. The open dining and family room combination provides a welcoming setting for everyday living and entertaining, while the separate formal living room offers additional space to relax. Sept outside in the backyard to a covered patio with a ceiling fan where you can relax and enjoy sweeping golf course views and beautifully landscaped desert surroundings. With a freshly painted exterior in 2026 and an exceptional location, this beautiful home offers the perfect blend of comfort, elegance, and resort-style living in the heart of Summerlin!