Welcome to this Spanish Colonial Hilltop estate designed by Dale St. Charles and set on a quiet cul-de-sac in sought-after Cowan Heights. Reflective of California's rich mission history, "rustic elegance" is evident throughout this one-of-a-kind home. Beamed ceilings and Saltillo tile floors span the Grand Entry, Living & Dining spaces encircled with Panoramic views of unadorned mountain ranges and stunning sunsets that only a hilltop property such as this can offer. Step out to one of the many balconies and breathe in pure "serenity." Inside, a rugged stone fireplace, hand-painted Spanish tiles, curated iron sconces, arched doorways and hand-troweled walls create a sense of warmth. Slab Quartzite counters adorn white oak furniture quality cabinetry in the remodeled kitchen with Viking range where sunrise views are enjoyed from the breakfast room & balcony. Entertain and enjoy quality family time in the Game room complete with pool table, nook & bar with fridge and wine storage. Two sets of French doors off the Family room open to a fabulous indoor/outdoor living room with built-in BBQ. Throughout this 4,530 SQFT home, five bedrooms and baths include a Primary bedroom suite with Catalina views, balcony, bath with limestone shower & vanity, walk-in closet, a main-floor "second master" or home office with wall of bookcases, two closets & adjacent bath, two Jack & Jill bedrooms that share a bath & jetted tub and a fifth En-suite bedroom with walk-in closet & unobstructed views. Additional interior features include wood plank flooring, a guest bath with marble-topped vanity & direct pool access, sunny laundry room with views, built-in desk and a laundry chute, solar panels which reduce electric bill to almost nothing, newer windows & doors, 3 HVAC units and an 1,100 SQFT three car garage. Lush 3/4 Acre Grounds include the outdoor living room, raised patio with stone fireplace, romantic string lighting and sunset views, charming rear courtyard shaded by a mature olive tree and terraced orchard with mature avocado, citrus and pomegranate trees. Limitless potential to add sports courts, horse stables and more. Hike and bike in Peters Canyon Park & dine and shop at local restaurants and boutiques. Within the boundaries of North Tustin's award winning schools and only 30 minutes to the beach, an hour to LA and 2 hours to the desert or snow. Surrounded by nature, warm weather and small town family-oriented people, you truly could not dream of a better place to live!