4233 Costello Avenue, Sherman Oaks

$3,599,000

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5

Beds

7

Baths

5,251

Square feet

0.16

Acres

About 4233 Costello Avenue

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 frameless glass shower. Directly off the primary bedroom is one of the property's most distinctive features: a nearly 800-square-foot private, turfed terrace (not included in the official square footage), which is the perfect setting for a personal wellness retreat, with ample room for a sauna, cold plunge, and lounging area. From here, a private exterior staircase leads to the resort-caliber backyard, which includes a zero-edge infinity pool with a sun deck, and a manicured play area with a built-in BBQ. Designed for modern convenience, the entire estate operates as a fully integrated smart home, offering seamless WiFi control over the Nest thermostats, Ring and DVR home camera systems, Lutron lighting, pool, sprinklers, and localized Sonos speakers. Offering exceptional scale, bespoke amenities, and a coveted location, 4233 Costello Avenue stands out as a preeminent opportunity for luxury living in Sherman Oaks.

Open House

Sun, Sep 13th, 2026 @ 1pm - 4pm

Features of 4233 Costello Avenue

MLS® # 26984849
Price $3,599,000
Bedrooms 5
Bathrooms 7.00
Full Baths 2
Half Baths 2
Square Footage 5,251
Acres 0.16
Year Built 2018
Type Residential
Sub-Type Single Family Residence
Style Modern
Status Active

Community Information

Address 4233 Costello Avenue
Area SO - Sherman Oaks
City Sherman Oaks
County Los Angeles
Zip Code 91423

Amenities

Parking Door-Multi, Direct Access, Driveway, Garage
Garages Door-Multi, Direct Access, Driveway, Garage
View None
Is Waterfront No
Has Pool Yes
Pool Gunite, In Ground

Interior

Interior Tile, Wood
Interior Features Walk-In Pantry, Walk-In Closet(s), Dressing Area, Wine Cellar
Appliances Barbecue, Dishwasher, Disposal, Microwave, Refrigerator, Dryer, Washer
Heating Central
Cooling Central Air
Has Basement No
Fireplace Yes
Fireplaces Great Room, Living Room, Multi-Sided
# of Stories 3
Stories Three Or More, Multi/Split

Additional Information

Date Listed September 8th, 2026
Days on Market 3
Zoning LAR1
Foreclosure No
Short Sale No
RE / Bank Owned No

Listing Details

AgentAlan Taylor
OfficeCompass

Listing Map

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