FORMER CASTLEROCK MODEL HOME WITHIN GATED SECTION OF SIERRA VISTA-NEVER LIVED IN! Marvelous "San Marcus" plan offers unparalleled open-concept living & gorgeous finishes! Sprawling curved staircase is the architecural focal point of the dining area. Breathtaking island kitchen appointed with SS appliances, stylish pendant lights & great pantry- awesome work/computer station nearby! Serene downstairs Primary Suite features high ceilings, custom window treatments, modern selections with dual vanities, soaking bathtub, tiled shower, and spacious walk-in closet. Upstairs features a delightful gameroom that is perfect flex space, as well as 3 additional large bedrooms & 2 full bathrooms. You will appreciate the walk-in pantry, workstation/study nook, Energy Plus features, W/D & SS refrigerator convey, & HUGE 3-car garage. ENORMOUS fully-fenced backyard with covered porch. Sierra Vista offers Residents countless amenities including heated lazy river, splashpad, pickleball & sports courts!