4233 Costello Avenue
Sherman Oaks, CA, 91423 $ 3,998,000
Bedrooms5 Baths5.2 Sq 5,251 Monthly Estimate*
$ 25,244
for $3,998,000 with 5 bedrooms and 5 full baths, 2 half baths. This 5,251 square foot home was built in 2018 on a lot size of 0.16.
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.
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FeaturesGeneralLiving Area 5251
Heating Central
Cooling Central Air
Zoning LAR1
Architectural Style Modern
Pool Features Gunite Heated In Ground
Year Built 2018
Levels Multi/Split Three or More
Property Subtype Single Family Residence
County Los Angeles
New Construction false
Property Type Residential
HOA false
Attached Garage true
Status Active
City Sherman Oaks
Senior Community Y/N false
MLS Area SO - Sherman Oaks
Lot Size Units Square Feet
Lot Size Square Feet 6994
Spa Features Gunite In Ground
Virtual Tour https://youtu.be/EB4Jb5QxUKg
Standard Status Active
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InteriorInterior Amenities Walk-In Pantry
Flooring Tile Wood
Fireplace Features Two Way Great Room Living Room
Total Stories 3
Air Conditioning Y/N true
Heating Y/N true
Fireplace Y/N true
Laundry Features Dryer Included Inside Upper Level Washer Included
Total Baths 7
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ExteriorParking Features Direct Garage Access Driveway
Water Source None
Lot Size Area 6994
Spa true
Building Area Total 5251
Lot Dimensions 50x140
Lot Size Acres 0.16
Lot Size Source Assessor
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* Excluded FeaturesList Byinfo@atrealestategroup.comEmail
Affordability Calculator
- Monthly Principal & Interest
- $25,244
- Monthly Property Taxes
- --
- Monthly Home Insurance
- --
Default based on a 30-year fixed rate of 6.49% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
Learn more about how to save NearbySingle family listings in Sherman Oaks, CA
Average List Price $2,457,183
Percent of Sale Price 39%
About Sherman Oaks, CA 49,360 Population
0% Since 2002
$ 0 Median Income
0 Median Age
19% Households with Children
Trends Information provided by ATTOM Data Solutions.
4827338 Elementary School
0 Middle School
Unknown High School High School
Pricing History| Date | Price | Price Change | Description |
|---|
| 7/21/2026 | $3,998,000 | | Listed Price |