$3,599,000

Located on a premier residential street in the heart of Sherman Oaks, 4233 Costello Avenue is a masterfully designed modern residence that seamlessly pairs high-end privacy with an enviable, walkable lifestyle. Set behind imposing security gates and just steps from the area's premier restaurants, boutiques, and fitness studios, this 5-bedroom, 7-bathroom (5 full and 2 half) multi-level residence offers over 5,200 square feet of uncompromisingly luxurious living space. Beyond the architectural solid-wood pivot door, a light-filled formal living and dining area - defined by soaring ceilings, walls of glass, a custom glass wine enclosure, and the sculptural silhouette of a floating staircase-creates an exquisite atmosphere for sophisticated entertaining. Completing the front of the residence, a custom-tiled guest powder bath and a versatile main-floor en-suite bedroom - currently tailored as an office - feature a full bath and a private deck overlooking mature magnolia trees. At the rear of the home, an expansive kitchen and family great room center around a custom fireplace, an integrated surround sound system with an in-wall subwoofer, and Fleetwood glass sliders that open directly to the yard. The kitchen is curated for both function and scale, featuring a rare double island, a large walk-in pantry, extensive premium cabinetry, and a dramatic book-matched quartz accent above the stove. Complete with an elegant breakfast area, this space delivers a sense of volume and refined quality typically found in much higher-priced estates. Serving as the 1st of the home's 3 distinct levels, the lower level adds exceptional versatility, featuring a 2-car garage equipped with an EV charging station (complemented by 2 additional spaces in the driveway) finished with black epoxy floors and custom built-ins for showcasing your autos, along with a convenient half bath and a dedicated home theater. Climate-controlled by 2 HVAC systems that separate the top floor from the lower 2 levels, the upstairs features a wide, airy hallway connecting a laundry room to 4 independent en-suite bedrooms. Each suite features large picture windows with automated Shade Store shades and spa-like bathrooms with custom tilework and floating vanities. The primary suite serves as a secluded sanctuary, complete with high ceilings, a luxurious dual-sided fireplace shared between the bedroom and bath, a large walk-in closet, and an opulent porcelain bathroom featuring a soaking tub and an oversized