---
listing_id: CC41139490
status: Active
price: 9750000
beds: 6
baths_full: 6
baths_half: 2
sqft_living: 6992
sqft_lot: 66647
lot_acres: 1.53
year_built: 1950
property_type: Residential
property_subtype: Single Family Residence
address: "1924 Alameda Diablo"
city: Diablo
state: CA
zip: 94528
county: "Contra Costa County"
lat: 37.8342772
lng: -121.9577254
days_on_market: 4
hoa_fee: 
hoa_frequency: 
garage_spaces: 2
list_agent: "Mary Bonham"
list_office: "The Agency"
list_agent_phone: "(925) 997-1787"
list_agent_license: 01203856
mls_source: MAXEBRDI
modified: 2026-06-24
transaction_type: buy
---

Home | Contra Costa County | Diablo | 94528 | 1924 Alameda Diablo

1924 Alameda Diablo, Diablo, CA 94528

MLS: CC41139490 | Status: Active | Price: $9,750,000
Beds/Baths: 6 / 6 /2
Property Type: Residential

Quick Facts

Beds Baths Sq Ft Acres Lot Yr Built
6 6 /2 6,992 1.53 1950

Upcoming Open Houses

Date Time Hosted By
Sunday, June 28 12:00 pm - 4:00 pm Mary Bonham

Remarks

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 se

MLS Listing Information

Field Value
MLS # CC41139490
MLS Source Contra Costa Association of Realtors
Days on Site 4

Features

Interior Features

Feature Details
Kitchen Breakfast Nook, Countertop - Stone, Eat In Kitchen, Island, Updated
Appliances Dishwasher, Microwave, Oven - Double, Oven Range - Gas, Refrigerator, Dryer, Washer
Dining Room Formal Dining Room
Fireplace Family Room, Living Room
Flooring Carpet - Wall to Wall, Hardwood, Stone
Laundry 220 Volt Outlet, In Laundry Room
Cooling Central -1 Zone
Heating Heating - 2+ Zones

Exterior Features

Feature Details
Roof Tile
Pool Cover, Heated - Gas, In Ground
Style Spanish

Parking, School, and Other Information

Feature Details
Garage/Parking Access - Interior, Attached Garage, Garage, Gate/Door Opener, Golf Cart, Garage: 2 Car(s)
Elementary District San Ramon Valley Unified
High School District San Ramon Valley Unified

Contact Information

Listing Agent Co-Listing Agent
Mary Bonham Erin Carrigg
The Agency The Agency
License #: 01203856 License #: 02020465
Phone: (925) 997-1787 Phone: (925) 360-4420

School Ratings

School data provided by GreatSchools.org

Nearby Schools

School Type Grades Distance Rating
Green Valley Elementary School public K-5 1.19 mi 10
Los Cerros Middle School public 6-8 1.32 mi 10
Monte Vista High School public 9-12 1.46 mi 10
Vista Grande Elementary School public K-5 1.67 mi 9
Infant- Pre public UG 1.86 mi N/A
Sycamore Valley Elementary School public K-5 2.03 mi 10
John Baldwin Elementary School public K-5 2.38 mi 10
Charlotte Wood Middle School public 6-8 2.47 mi 9
San Ramon Valley High School public 9-12 2.71 mi 10
Montair Elementary School public K-5 2.76 mi 10
Greenbrook Elementary School public K-5 3.10 mi 10
Golden View Elementary School public K-5 3.41 mi 10
Stone Valley Middle School public 6-8 3.77 mi 10
Central County Special Education Programs School public K-12 3.79 mi N/A
Rancho Romero Elementary School public K-5 3.91 mi 9
Diablo Vista Middle School public 6-8 4.13 mi 9
Coyote Creek Elementary School public K-5 4.31 mi 10
Iron Horse Middle School public 6-8 4.36 mi 10
Alamo Elementary School public K-5 4.57 mi 10
Twin Creeks Elementary School public K-5 4.81 mi 10

Nearby Homes

Address Price Beds Baths Sq Ft Status
640 El Pintado Rd $10,750,000 6 8/3 11,152 Active
1733 Alameda Diablo $9,500,000 6 5/1 8,742 PendingDoNotShow

Disclosures

©2026 Contra Costa Association of Realtors. All rights reserved. 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. Information provided is for personal, non-commercial use by the viewer and may not be redistributed without explicit authorization from Contra Costa Association of Realtors.

Presently MLSListings.com displays Active, Contingent, Pending, and Recently Sold listings. Recently Sold listings are properties which were sold within the last three years. After that period listings are no longer displayed in MLSListings.com. Pending listings are properties under contract and no longer available for sale. Contingent listings are properties where there is an accepted offer, and seller may be seeking back-up offers. Active listings are available for sale.

This listing information is up-to-date as of June 24, 2026. For the most current information, please contact Mary Bonham, (925) 997-1787.