409 21st Street
Santa Monica, CA 90402 • 4 Bed • 7 Bath • 6,860 sq.ft.

Property summary

Set in the esteemed North of Montana neighborhood of Santa Monica on a nearly 9,000 SF oversized lot, this custom-built new construction blends quality craftsmanship with exceptional amenities and scale. Spanning 6,860 SF with 4 bedrooms + office and 7 bathrooms across three levels, this home delivers seamless indoor-outdoor flow and expansive spaces built for elevated living and entertaining. The main level offers soaring ceilings and expansive living spaces, including a formal living room, dining room, dedicated office, and an open-concept kitchen outfitted with bespoke cabinetry, butler's pantry, and Miele, Sub-Zero, and Wolf appliances. Fleetwood doors connect the interiors to a private backyard retreat featuring a heated pool and spa with automatic cover, a built-in BBQ and pizza oven, and multiple zones for dining and lounging. Upstairs, wide-plank oak flooring leads to three generously sized en-suite bedrooms, including a reimagined primary suite with a newly expanded oversized walk-in closet. The amenity-rich basement level includes a lounge and bar, movie theater, wine cellar, guest suite, and full spa with both wet and dry saunas. Mature ficus trees line the front of the home for added privacy and additional highlights include solar panels, multi-zone climate control, Control4 smart home system, and a three-car garage. Located just moments from Montana Avenue, San Vicente, and Brentwood Country Club, this home offers a rare opportunity to enjoy scale, privacy, and convenience in one of the Westside's most sought-after neighborhoods.

Days on market: 46

Listing updated: August 22, 2025 - 04:15:08

Property details

Property ID
25561409
Size
6860 sq.ft.
Home Type
Residential
Year Built
2024
Property Size
0.2057 acre
Garage
Levels
Spa
No
Patio
No
Basement
No
View
None
Pool
Heated

Listed by: Ryan Jancula DRE #01904981 310-437-7500, Compass - Beverly Hills/Greater LA

Source: Beverly Hills/Greater LA, MLS#: CLW-X8146110 Originating MLS: CRMLS

Interior information

Rooms
Den, Great Room, Living Room, Media Room, Office, Other, Sauna, Wine Cellar
Bathrooms
7
Kitchen
Barbecue, Dishwasher, Disposal, Microwave, Refrigerator, Dryer, Washer
Cooling
N/A
Heating
Central
Flooring
Tile
Laundry
Inside
$11,750,000
Property price
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The multiple listing data appearing on this website, or contained in reports produced therefrom, is owned and copyrighted by California Regional Multiple Listing Service, Inc. ("CRMLS") and is protected by all applicable copyright laws. Information provided is for viewer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties the viewer may be interested in purchasing. All listing data, including but not limited to square footage and lot size is believed to be accurate, but the listing Agent, listing Broker and CRMLS and its affiliates do not warrant or guarantee such accuracy. The viewer should independently verify the listed data prior to making any decisions based on such information by personal inspection and/or contacting a real estate professional. Based on information from California Regional Multiple Listing Service, Inc. as of 2025-08-25 02:26:02 PST 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 broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.

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