Exceptional single-level residence, privately nestled on a nearly one half acre lot in coveted Southwest Pasadena. The originally designed Robert Ainsworth, AIA California Traditional has been thoughtfully reimagined for today's living with an extensive recent renovation completed by its current owner. Property includes bonus detached guest suite, secluded backyard retreat with swimmer's pool/spa, and covered outdoor entertainment patio. State-of-the-art smart home automation and sound system.The formal living room is anchored by a limestone hearth and mantel, built-in bookcases, and luminous picture windows overlooking the front garden. Formal dining room and adjacent sun room with bar and full-length La Cantina glass accordion wall, which seamlessly opens to the expansive patio for optimal California living. Chef's kitchen with central skylight to provide copious light further highlights the Wolf range, Subzero refrigerator, Miele built-in espresso barista, custom cabinetry and quartz countertops. The primary wing consists of the spacious bedroom and lounging area; double vanity counter, opulent shower and water closet with Toto washlet. Luxurious dressing suite featuring custom walk-in California Closet configuration. Private study. Laundry room with linen cabinetry. Two additional bedrooms on the opposite wing include en-suite baths and generous closets. The fourth bedroom is currently being used as an ancillary den. Light-filled detached bonus-space guest house and fitness area features french doors, skylight and en-suite bath.Grounds framed by mature specimen oak, olive, ginkgo, lemon and roses. Raised garden beds, potting shed, outdoor bar with Fire Magic grill, Twin Eagles kegerator. Built around the stately oak sits the trellis-covered patio with poured-concrete counters and electric ceiling heaters. Smart home technology, including Savant home automation integration, advanced security monitoring, Sonance outdoor sound system. Separate two-car garage with workshop and storage.