Rare opportunity in Poway—two homes on one lot totaling 3,198 sq ft on a 10,138 sq ft lot, in close proximity to Old Poway Park, Old Poway Farmers Market, and Old Poway Village. This custom Craftsman estate offers exceptional walkability. The 2,413 sq ft main residence features 3 bedrooms plus a spacious office (optional 4th bedroom), 2.5 baths, and a chef's kitchen with premium Miele appliances, large island, and walk-in pantry. The primary suite includes a spa-style bath with a steam shower, soaking tub, and backyard access. Additional highlights include Brazilian cherry hardwood floors, custom stained glass, central vacuum, and abundant built-in storage. The fully permitted 785 sq ft attached ADU (built 2023) lives like a second home with private entrance, vaulted ceilings, white oak floors, designer kitchen with Aga induction range and Miele appliances, quartzite surfaces, smart home features, quality construction with 2x6 framing throughout ensures greater thermal and acoustic insulation and multi-slider opening to the pool—ideal for multigenerational living, guests, or a private office/studio. Resort-style outdoor living includes a saltwater lap pool with heat pump, built-in BBQ, citrus trees, and owned Solar, (two arrays, ~6 kWp) and Level 2 EV charger. Original owners. No HOA. Located in the award-winning Poway Unified School District. Major upgrades (ADU, pool, solar expansion) completed in 2023. Welcome to 13620 Holly Oak Way, a rare opportunity to own a single-level luxury home in Poway, CA with a fully permitted attached ADU, located in one of the most desirable neighborhoods in Poway. This exceptional Poway property combines quality construction, high-end upgrades, and flexible living—making it one of the most unique homes for sale in Poway. The main residence offers approximately 2,413 square feet with 3 bedrooms, 2.5 bathrooms, and two dedicated offices—ideal for buyers seeking a home office in Poway or flexible living space. Interior features include Brazilian cherry hardwood floors, custom architectural details, plantation shutters, LED lighting, and a spacious living room with fireplace and built-in surround sound. The chef's kitchen is designed for both everyday living and entertaining, featuring premium Miele appliances, granite countertops, travertine backsplash, a large center island, and a walk-in pantry—highly desirable features for buyers searching for upgraded homes in Poway. The primary suite offers a private retreat with backyard access and a spa-style bathroom, including a steam shower, soaking tub, dual vanities, and walk-in closet—highlighting the luxury lifestyle found in top Poway CA homes for sale. A standout feature is the attached, fully permitted 785 sq ft ADU in Poway (built 2023) with private entrance and independent systems. This Poway ADU home includes 1 bedroom, 1 bathroom, plus office/optional bedroom, vaulted ceilings, skylights, smart home features, white oak flooring, and a designer kitchen with Aga Elise 48" induction range, quartzite surfaces, and premium appliances. The living space opens to the backyard through a Western multi-slide door, creating seamless indoor-outdoor living. The outdoor space is designed for the Southern California lifestyle buyers expect in Poway luxury homes, featuring a saltwater lap pool with Wi-Fi controls, pool heat pump, built-in BBQ island, exterior speakers, citrus trees, raised garden beds, and low-maintenance landscaping. Additional features include owned solar systems sized for both the main home and ADU, EV charger, 200-amp electrical panel, 2x6 construction, central vacuum, 2-car garage, and no HOA or Mello-Roos—key features buyers actively search for in Poway real estate listings. Located within the highly rated Poway Unified School District, and close to parks, trails, and local amenities, this move-in-ready property represents a rare chance to own a turnkey Poway home with ADU in a prime location.