1924 Alameda Diablo Diablo, CA $ 9,750,000
1924 Alameda Diablo
$ 9,750,000
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1924 Alameda Diablo

Diablo, CA, 94528
$ 9,750,000
Bedrooms6 Baths6.2 Sq 6,992

Monthly Estimate*

$ 61,563

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View a Virtual Tour

Single Family Home for sale in Diablo, CA

for $9,750,000 with 6 bedrooms and 6 full baths, 2 half baths. This 6,992 square foot home was built in 1950 on a lot size of 1.53.

Welcome to Hacienda de las Palmas… Behind double gates with access from both Alameda Diablo and La Cadena, this exceptional Spanish-style Hacienda blends timeless character with modern sophistication. Originally built in 1949 and thoughtfully renovated, the estate honors its rich architectural heritage while offering every comfort for today's lifestyle. Set on 1.53 gated acres spanning two parcels, the property encompasses approximately 6,992 square feet across the main residence, an impressive poolside casita, and finished barn. A rare opportunity awaits on the included .77-acre unimproved homesite, offering endless building possibilities or equestrian use. Inside, an original vaulted wood-beam living room ceiling, handcrafted details, and sun-filled living spaces create a warm and inviting atmosphere. The predominantly single-level floor plan features six bedrooms, six bathrooms, and two half baths. Designed for both everyday living and gracious entertaining, the chef’s kitchen is appointed with premium appliances, quartz countertops, and a spacious butler’s pantry. A dedicated wine room, beautifully updated bathrooms, and thoughtfully curated finishes throughout reflect the home's commitment to quality and authenticity. The luxurious primary suite with adjoining coffee nook serves as a private sanctuary. The home's only second-floor space is a secluded office retreat, including a full bathroom, and balcony overlooking the estate grounds and surrounding hills. Step outside and the grounds become the showpiece. Towering palm trees, Spanish ceramic tiled patios, and a level, expansive lawn create a magical backdrop, framed by mature privacy hedging and lush plantings throughout. A sparkling rectangular pool built in 2021 anchors the outdoor entertaining areas, complemented by a sprawling 1585 sf poolside casita with family room, changing/exercise room, two bathrooms, and bedroom. A remodeled entertaining barn and a golf cart garage add even more flexibility for hosting and hobbies, while the rolling hills beyond provide a constant, picturesque backdrop. Perfectly positioned along prestigious Alameda Diablo, and a short stroll to Diablo Country Club, this extraordinary estate offers a rare combination of history, privacy, flexibility, and luxury in one of the East Bay’s most coveted settings.

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Single Family Active

Price

$ 9,750,000

Bedrooms

6

Full Bath

6

Half Bath

2

Property Type

Single Family

Taxes

$ 0

Style

Spanish

Lot Size

1.53

Year Built

1950

Town/City

Diablo

County/Region

Contra Costa

MLS | Web ID

41139490

Features
General
Living Area 6992
Sewer Public Sewer
Heating Zoned
Cooling Central Air
Roof Tile
Appliances Dishwasher Double Oven Gas Range Microwave Refrigerator Tankless Water Heater
Garage Spaces 2
Architectural Style Spanish
Pool Features Gas Heat In Ground Pool Cover
Construction Materials Stucco
Year Built 1950
Electric No Solar
Stories Count 1
Levels One Story
Property Subtype Detached
County Contra Costa
New Construction false
Property Type Residential
HOA false
Subdivision Name Diablo C.C.
Garage Y/N true
Total Rooms 13
Full Baths 6
Status Active
Directions Diablo Road to Alameda Diablo..
City Diablo
High School District San Ramon Valley (925) 552-5500
MLS Area Listing
Lot Size Square Feet 66647
Property Condition Existing
Virtual Tour http://www.haciendadelaspalmas.com/mls/253017031
Standard Status Active
Elementary School District San Ramon Valley (925) 552-5500
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Interior
Interior Amenities Formal Dining Room Office Breakfast Nook Updated Kitchen
Flooring Hardwood Carpet
Total Fireplaces 2
Fireplace Features Family Room Living Room
Air Conditioning Y/N true
Heating Y/N true
Fireplace Y/N true
Laundry Features 220 Volt Outlet Dryer Laundry Room Washer Cabinets Sink
Total Bedrooms 6
Kitchen Features Breakfast Nook Stone Counters Dishwasher Double Oven Eat-in Kitchen Gas Range/Cooktop Kitchen Island Microwave Refrigerator Updated Kitchen
Total Baths 8
1/2 Baths 2
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Exterior
Exterior Amenities Back Yard Garden/Play Private Entrance
Fencing Fenced
Parking Features Attached Int Access From Garage Golf Cart Garage Electric Vehicle Charging Station(s) Garage Door Opener
Lot Features Close to Clubhouse Horses Possible Level Back Yard Front Yard Landscaped Private Security Gate
Water Source Public
Lot Size Area 1.53
Building Area Total 6992
Lot Size Acres 1.53
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* Excluded Features
List By
Mary Bonham

Listing Agent

The Agency

Broker

mary.bonham@theagencyre.com

Email

Affordability Calculator

$61,563
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$61,563
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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.
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Nearby
2773319 Elementary School
0 Middle School
Unknown High School High School
Pricing History
DatePricePrice ChangeDescription
6/24/2026$9,750,000 Listed Price

Map


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1924 Alameda Diablo, Diablo, CA, 94528 is a Single Family Home for sale at $9,750,000 with 6,992 sqft and a lot size of 1.53. 1924 Alameda Diablo has 6 bedrooms, 6.2 baths, and was built in 1950. The property's zip code is 94528 which is in Diablo, CA