Brand-new luxury home with ADU, completed January 2026. This custom-designed single-family residence is a true modern gem, standing apart from anything else on the market. Offering 4491 sqft living space. The main home is 3291 sqft and ADU is 1200 sqft. The main House features 4 spacious master bedrooms, each with custom-built closets, including one primary suite on the main level.
The open-concept layout showcases high ceilings, abundant natural light, and a sleek modern aesthetic. The stunning custom kitchen includes hidden kitchen, brand-new high-efficiency appliances, and premium finishes throughout. A large loft with balcony access adds flexible living space.
Enjoy a private backyard ideal for entertaining and everyday living. 3 car garage and a great quiet neighborhood just minted from the beach.
The fully separate ADU has a separate entrance offer. It is 1,200 sqft open floor plan with 2 master bedroom upstaris perfect for rental income, extended family, or multigenerational living.
A rare opportunity to own a one-of-a-kind modern luxury property combining design, space, and versatility in city of Costa Mesa.
Listed by Leyla Shakhsian
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License #02043894
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eXp Realty of California Inc
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714-592-8229
Last updated January 29, 2026
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Source: CRMLS #OC26010089
Listing Facts
TypeSingle-family
NeighborhoodWestside Costa Mesa
Bedrooms6
Bathrooms1
Days on Prevu15
Size4,491 sqft
Price per sqft$799
Amenities
Dishwasher
Private Outdoor Space
Washer/Dryer
Parking
Location
Mortgage Calculator
Listing History
01/15/2026
Listed by eXp Realty of California Inc
$3,590,000
Property Details for 853 Oak
Association
Amenities
Community Features: Biking
Exterior
Construction
New Construction: Yes
Number Of Units Total: 2
Property Condition: Building Permit, Turnkey
Roof: Flat
Stories: 1
Stories Total: 2
Structure Type: House
Window Features: ENERGY STAR Qualified Windows
Year Built: 2026
Architectural Style: Modern
Common Walls: No Common Walls
Entry Level: 1
Entry Location: 1
Features
Patio And Porch Features: Patio
Measurements
Lot Features: Back Yard, Landscaped
Lot Size Acres: 0.17
Lot Size Area: 7,700
Lot Size Dimensions: 7,700
Lot Size Source: Assessor
Lot Size Square Feet: 7,700
Lot Size Units: Square Feet
Financial
Taxes
Parcel Number: 42250301
Interior
Features
Appliances: Dishwasher, ENERGY STAR Qualified Appliances, ENERGY STAR Qualified Water Heater, Electric Oven, High Efficiency Water Heater, Refrigerator, Water Heater, Dryer
Fireplace Features: Living Room
Fireplace: Yes
Flooring: Wood
Interior Features: Balcony, High Ceilings, Open Floorplan, Pantry, Quartz Counters, Bedroom On Main Level, Loft, Walk-In Pantry, Walk-In Closet(s)
Measurements
Living Area: 4,491
Living Area Units: Square Feet
Rooms
Bathrooms Half: 2
Bathrooms Three Quarter: 6
Bathrooms Total Integer: 8
Bedrooms Total: 6
Main Level Bathrooms: 3
Main Level Bedrooms: 1
Other
Environmental
Green Energy Efficient: Appliances,Water Heater
Features
Accessibility Features: Parking
Location
Tax Lot: 433
Parking
Parking
Attached Garage: Yes
Garage Spaces: 3
Garage: Yes
Parking Features: Driveway Level
Parking Total: 3
Schools
High School
High School District: Newport Mesa Unified
Utilities
Equipment
Cooling: ENERGY STAR Qualified Equipment, Heat Pump
Has Cooling: Yes
Electric: Standard
Heating: ENERGY STAR Qualified Equipment, Heat Pump
Has Heating: Yes
Laundry Features: Gas Dryer Hookup, Upper Level
Sewer: Public Sewer
Water Source: Public,Private
Frequently Asked Questions
How many bedrooms and bathrooms does this single-family home have?
There are 6 bedrooms and 1 bathroom in this single-family home at 853 Oak.
Does this single-family home have parking?
Yes, there are 3 parking spaces available for 853 Oak.
How does 853 Oak compare to other single-family homes in Westside Costa Mesa?
This single-family home is listed 138% above the average price for single-family homes in Westside Costa Mesa and has been on the market for 91 less days than the typical home in this area.
What is the square footage on this single-family home?
According to the MLS, this listing is 4,491 sqft.
853 Oak is a 6-bedroom, 1-bath single-family home for sale in Costa Mesa CA 92627. Listed on Prevu for 15 days at $3,590,000. This property features 4,491 square feet of living space, located in Westside Costa Mesa. The median listing price for single-family homes in this area is $1,569,000. Additional amenities include private outdoor space, dishwasher, parking, and washer/dryer. Explore more single-family home listings in Orange County.
Based on information from California Regional Multiple Listing Service, Inc. and/or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by Prevu or the MLS. Information is provided exclusively for consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumer may be interested in purchasing.
Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.