9451 Karen Circle Absolutely stunning and completely reimagined with modern luxury finishes, this expanded South Shore masterpiece includes a newly constructed 480 sqft upstairs ADU, offering exceptional versatility for multigenerational living or rental income. Ideally situated near the end of a cul-de-sac just three miles from the beach, this show-stopping 5 bedroom, 3 bath residence spans approx. 1, 658 sqft of beautifully curated living space. Designed with an open-concept great room layout, the home showcases wood-grain Italian porcelain tile flooring and seamlessly blends a spacious living room w/built-in entertainment cabinetry, an elegant dining area w/additional built-ins, and a spectacular chef’s kitchen. The kitchen is exquisite, featuring quartz countertops, a large center island w/seating, honed herringbone mosaic tile backsplash, and sleek Euro-style soft-closing cabinetry w/specialty storage & deep drawers. Premium stainless appliances include a Bertazzoni 5-burner range, Kobe vent hood, microwave, dishwasher, refrigerator, & a deep utility sink. Additional upgrades include central A/C w/smart Nest thermostat, dual pane windows, custom window shades, crown molding, recessed lighting, raised panel doors, ceiling fans, tankless water heater, and oversized epoxy "finished" garage w/laundry & sink. All 3 baths are luxurious w/designer tile surrounds w/mosaic inlays, upgraded fixtures, Euro-style vanities w/stone counters & decorative floating shelves. The primary suite offers a spa-inspired bathrm has a walk-in shower w/bench seating, privacy toilet & linen cabinetry. The home’s curb appeal is equally impressive with a large grassy front yard & inviting covered front porch. The backyard is thoughtfully designed for both relaxation & function, featuring mature gardens, lawn, large concrete patio, white vinyl fencing, and a separate fenced dog run w/grass and concrete. Two extra-wide side yards include one with a custom storage shed. The flexible floor plan includes 3 bedrooms & 2 baths on the main level, including the primary suite. A separate private entry leads to the upstairs ADU, complete w/a wide hallway, 4th bedroom, and a 5th bedroom featuring a built-in kitchenette w/sink, stove, cabinetry, and counters, plus wood laminate flooring throughout. Located near award-winning schools, shopping, dining, and just minutes from the beach, this is a rare opportunity to own a truly turnkey, highly upgraded home in one of Huntington Beach’s most desirable neighborhoods.