5155 Costello Avenue, Sherman Oaks, CA 91423
5155 Costello Avenue, Sherman Oaks, CA 91423
Property Description
The element of surprise begins the moment you arrive. Tucked away on a cul-de-sac in Sherman Oaks’ coveted Fashion Square neighborhood, this stunning modernized ranch has been completely reimagined and expanded for sophisticated, effortless living. The home offers 4 Bedrooms + 3 Baths , approximately 2,625 square feet of thoughtfully designed living space, and a nearly 9,000-square-foot lot. Sun-filled rooms, refined finishes, and an expansive open floor plan set the stage for quiet mornings, lively gatherings, and memorable weekends. At the heart of the home, the gourmet kitchen is fitted with custom cabinetry, quartzite countertops, high-end stainless-steel appliances, and an oversized center island that flows seamlessly into the expansive family room and dining area. Accordion doors open to an expansive backyard designed for indoor-outdoor living, with room for a pool, sports court, or ADU. Retreat to the primary suite, featuring two separate spacious walk - in closets and a spa-like bathroom with a glass-enclosed shower, dual-sink vanity, and soaking tub. Additional highlights include: 2 car direct access garage , all-new plumbing, electrical, HVAC, roofing, and landscaping, offering modern comfort and peace of mind. More than a beautifully renovated home, this is a refined Sherman Oaks lifestyle. A must-see!
Features & Amenities
Property Details
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Comparative Market Analysis
Luxury Tier · 5 active · 5 closed
Sherman Oaks · Single Family Residence
Listed 4.4% below the median closed sale of $2,400,000. Luxury tier — fewer comparable sales widen the confidence range.
Price Position
Aligned with the market — fair pricing for the comps.
Active Properties (5)
Active Comparables
| Address | City | Year | BD | BTH | SqFt | LotSz | LP/SqFt | LP | DIM | Score |
|---|---|---|---|---|---|---|---|---|---|---|
| 4858 Matilija Avenue | Sherman Oaks | 1948 | 4 | 4 | 2,315 | 8,176 | $950 | $2.20M | 6 | 88 |
| 14011 Magnolia Boulevard | Sherman Oaks | 1952 | 5 | 5 | 3,056 | 10,401 | $653 | $2.00M | 52 | 79 |
| 13932 Otsego Street | Sherman Oaks | 1948 | 3 | 3 | 2,296 | 5,964 | $1,088 | $2.50M | 83 | 78 |
| 14236 Margate Street | Sherman Oaks | 1959 | 5 | 5 | 3,392 | 6,757 | $647 | $2.19M | 38 | 71 |
| 5444 Murietta Avenue | Sherman Oaks | 2021 | 5 | 5 | 3,157 | 7,292 | $792 | $2.50M | 89 | 71 |
| Total: 5 · Average | 4.4 | 4.4 | 2,843.2 | 7,718 | $826 | $2.28M | 53.6 | |||
| Median | 3,056 | $2.20M | ||||||||
Closed Properties (5)
Closed Comparables
| Address | City | Year | Date | BD | BTH | SqFt | LotSz | LP | SP | SP/SqFt | SP/LP | DIM | Score |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 13855 Cumpston Street | Sherman Oaks | 1960 | 06/29/2026 | 4 | 3 | 2,700 | 9,145 | $2.29M | $2.45M | $907 | 1.07 | 60 | 85 |
| 13943 Margate | Sherman Oaks | 1958 | 08/14/2026 | 4 | 3 | 2,316 | 7,795 | $2.31M | $2.29M | $987 | 0.99 | 50 | 83 |
| 13946 Chandler | Sherman Oaks | 1959 | 07/24/2026 | 5 | 5 | 2,801 | 7,563 | $2.49M | $2.40M | $857 | 0.96 | 80 | 79 |
| 13949 Cumpston Street | Sherman Oaks | 1955 | 08/25/2026 | 3 | 4 | 2,516 | 6,360 | $2.19M | $2.23M | $886 | 1.02 | 83 | 77 |
| 5263 Buffalo Avenue | Sherman Oaks | 1950 | 11/13/2025 | 5 | 5 | 2,906 | 6,461 | $2.60M | $2.45M | $843 | 0.94 | 96 | 70 |
| Total: 5 · Average | 4.2 | 4.0 | 2,647.8 | 7,464.8 | $2.36M | $2.36M | $896 | — | 73.8 | ||||
| Median | 2,700 | $2.40M | $2.40M | ||||||||||
Market Analysis
List vs Sale $/SqFt
Sale Price Trend
Days on Market
Sale vs List Price
This analysis was generated automatically from MLS data. For an in-depth, human-reviewed valuation, contact Joseph Sardella at josephsardella@gmail.com.