Single level TW Lewis home with separate guest casita located in the highly desirable gated neighborhood of Valencia - San Sebastian. This community has lakes, playgrounds, numerous walking paths & Carlson Elementary (also a CTA) within walking distance. Located on the 2nd largest lot within San Sebastian -27,526 sq ft & situated on a cul-de-sac. The home itself is almost 4000 sq ft with 4 bedrooms/3.5 bathrooms 4-car garage, 12 ft soaring ceilings in most rooms - 14' in entry & front room. Stunning separate guest casita completed in backyard in 2021. Full kitchen, separate bedroom, living room & bathroom with walk-in shower. Separate 1/2 bath to use for pool & outdoor shower. New BBQ (with full kitchen) & travertine pool deck installed in 2021. Pool/spa is heated with fire & water features. The yard has a play area & sandbox - it is large enough to add a sports court, soccer area, batting cage - anything that requires a large piece of land. Kitchen is large, open & connects to family room with fireplace. Thermador Professional Series SS appliances including built-in refrigerator, gas stove top/oven, hood & microwave. Courtyard with fountain - courtyard & RV gates are custom designed. This home literally has so many upgrades & features - please see the document tab for details of all of the specifics.