Recently Listed Open House 9/13 2pm - 5pm
12639 Promontory Road
Los Angeles, CA, 90049 $ 3,750,000
Bedrooms4 Baths4.1 Sq 5,023 Monthly Estimate*
$ 23,678
Listed by Coldwell Banker Realty
for $3,750,000 with 4 bedrooms and 4 full baths, 1 half bath. This 5,023 square foot home was built in 1989 on a lot size of 6.1734.
Over 5,000 square feet of grand-scale living with 24-hour guard gated security in the picturesque Mountaingate community of Brentwood. An extraordinary combination of space, security, privacy and resort-style living, this 4BR, 4.50BA home is one of the most ideal retreats in LA! Soaring ceilings, dramatic architectural volume, tall doors, oversized windows and sweeping open views create light-filled interiors with an impressive sense of scale from the moment you enter. The main level features expansive living and dining rooms, a comfortable family room, and spacious kitchen with breakfast area. Upstairs, a library provides an ideal setting for a home office, study or relaxed den for family members to enjoy. The generous primary suite features a veranda, fireplace, high ceilings and large bath with dual amenities and two walk-in closets. BR's 2,3 and 4 are all ensuite and offer full privacy on their own wings. Hardwood floors throughout much of the residence, three fireplaces and a three-car garage complete the interior. Outside, a low-maintenance backyard creates its own resort-like setting with BBQ, entertainers patios, a refreshing pool and an exceptionally large spa with ample room for exercise or simply relaxing outdoors. Ready to enjoy today with minor remodeling while offering an exceptional opportunity to personalize over time. For more than two decades, this was the longtime home of NBA veteran and trailblazer Jason Collins, a groundbreaking figure whose influence and legacy extended far beyond the basketball court. Mountaingate offers a unique park-like environment with 24-hour guard-gated security and hourly manned patrols, beautifully maintained common-area landscaping, trash-can services, community pool and spa, alarm monitoring and other community services. Enjoy the breathtaking Santa Monica conservatory mountains with its glorious hiking trails and stunning natural terrain. Plus, great schools - Roscomare, Paul Revere and Palisades High. Optional membership at Mountaingate Country Club offers golf, tennis and social memberships with restaurant and gym/fitness facilities. Conveniently located near the Getty, UCLA , USC and the best dining and shopping of Brentwood and the Westside. Offered at approximately $747 per square foot, this is an exceptional opportunity to own more than 5,000 square feet in Brentwood and a remarkable combination of scale, security, privacy and value. TRUST SALE, As Is condition, no court confirmation needed. Please use Trust Advisory with offer.
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Open House
9/13/2026 2:00 PM - 5:00 PM
12639 Promontory Road Los Angeles, CA
* Some states or local ordinances may prohibit Open Houses at this time, please confirm with your Weichert agent or local rep to confirm
FeaturesGeneralLiving Area 5023
Heating Central Forced Air
Cooling Central Air
Possession Close Plus 3 Days Close Of Escrow
Appliances Dishwasher Disposal Refrigerator Dryer Washer
Zoning LARD2
HOA Fee 1421
Garage Spaces 3
Pool Features Private
Security Features Gated with Guard 24 Hour Security
Year Built 1989
View Mountain(s) Valley
Stories Count 2
Levels Two
Property Subtype Single Family Residence
Assoc Fee Paid Per Monthly
County Los Angeles
New Construction false
Property Type Residential
HOA true
Garage Y/N true
Full Baths 4
Special Listing Conditions Standard
Status Active
Buyer Financing Cash
Directions Sepulveda to Mountaingate Dr. to Stoney Hill Rd turn left check in at guard station proceed down Stoney Hill Rd turn right onto Promontory to 12639 (right side of street).
City Los Angeles
Disclosures Covenants/Restrictions Disclosure HOA Disclosure Trust/Conservatorship
Senior Community Y/N false
High School District Los Angeles Unified
Open Parking Spaces 3
MLS Area C06 - Brentwood
Lot Size Units Square Feet
Lot Size Square Feet 268913
Spa Features Private
Property Attached Y/N false
Lease Considered Y/N false
Standard Status Active
Year Built Source Assessor
Property Sub Type Additional Single Family Residence
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InteriorInterior Amenities Loft Utility Room Walk-In Closet(s)
Flooring Carpet Wood
Furnished Y/N Unfurnished
Fireplace Features Family Room Gas Living Room
Total Stories 2
Common Walls No Common Walls
Air Conditioning Y/N true
Heating Y/N true
Fireplace Y/N true
Half Baths 1
1/4 Baths 0
3/4 Baths 0
Laundry Features Inside Laundry Room
Total Bedrooms 4
Total Baths 5
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ExteriorParking Features Door-Multi Garage
Total Parking 3
Lot Size Area 268913
Spa true
Building Area Total 5023
Lot Size Acres 6.1734
Private Pool true
Lot Size Source Assessor
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* Excluded FeaturesList ByColdwell Banker RealtyBroker
TaniaFerris68@aol.comEmail
Affordability Calculator
- Monthly Principal & Interest
- $23,678
- 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 Los Angeles, CA
Average List Price $3,731,425
Percent of Sale Price 0%
About Los Angeles, CA 3,920,026 Population
6% Since 2002
$ 55,057 Median Income
36.82 Median Age
27% Households with Children
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4827338 Elementary School
4827337 Middle School
Unknown High School High School
Pricing History| Date | Price | Price Change | Description |
|---|
| 9/9/2026 | $3,750,000 | | Listed Price |