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1733 Alameda DiabloDiablo, CA 94528

Single Family · 6 Beds · 5 Full Baths · 1 Half Bath · 8,742 Sq. ft. | 0.64 Acres
$9,500,000 Active

1733 Alameda Diablo Overview

Time on Site:
19 days
Visits:
0

A landmark French Country estate within storied Diablo Country Club is Royal Oaks. With sweeping views of Mt Diablo and the 17th fairway, this remarkable home is set behind privacy gates, offering graceful symmetry and timeless detailing of classic East Coast design. The property offers a lifestyle defined by privacy, prestige & effortless resort-style living. Main residence has a thoughtfully composed floor plan with a gracious living room, dining room and family room flowing into the sunny kitchen with full views of the backyard and 17th fairway. The spacious media room, game room, full bar and wine room cater to hosting or fun family evenings. Large library/office, guest room/den, powder room, full bath and laundry complete the main level, providing everyday functionality and elevated living. Primary suite has been reimagined with a custom walk-in closet of bespoke design. Fully upgraded Lutron and Sonos systems. Private guest cottage is an entirely self-contained retreat. Backyard oasis offers a loggia with a kitchen and wood-fired pizza oven. Private pool and open air pool house create a resort destination at home.

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1733 Alameda Diablo Facts & Features

  • Type Single Family
  • Sq. ft. 8,742
  • Price/Sq.ft. $1,087
  • Lot 0.64 Acres

Details

General

Association/HOA

  • Association: No

Building Information

  • Builder Model: Custom
  • New Construction: No
  • Year Built: 1998

Location/Region

  • County Or Parish: Contra Costa
  • Postal City: DIABLO
  • Subdivision Name: DIABLO

General Information

  • Listing Terms: Cash,Conventional
  • Parcel Number: 1951510013
  • Property Sub Type: Single Family Residence
  • Property Type: Residential

Interior

Parking Information

  • Garage Spaces: 3.0
  • Garage: Yes

Beds/Baths

  • Bathrooms Full: 5
  • Bathrooms Half: 1
  • Bathrooms Total: 6
  • Bedrooms Total: 6

General Information

  • Appliances: Gas Water Heater,Dryer,Washer
  • Fireplace Features: Family Room,Gas,Living Room,Primary Bedroom,Raised Hearth,Wood Burning
  • Fireplace: Yes
  • Flooring: Carpet,Tile,Wood
  • Interior Features: Eat-in Kitchen
  • Levels: Two
  • Living Area: 8742.0
  • Stories: 2

Exterior

Parking Information

  • Parking Features: Garage,Garage Door Opener
  • Parking Total: 5.0

Lot Information

  • Lot Features: Back Yard,Front Yard,Garden,Street Level,Yard
  • Lot Size Acres: 0.6371
  • Lot Size Area: 27750.0
  • Lot Size Source: Measured
  • Lot Size Square Feet: 27750.0
  • Lot Size Units: Square Feet

Waterfront/View

    Building Exterior/Construction

    • Architectural Style: French Provincial
    • Attached Garage: Yes
    • Construction Materials: Brick,Wood Siding
    • Patio And Porch Features: Patio,Porch
    • Roof: Shingle

    General Information

    • Other Structures: Storage
    • Pool Features: Gunite,Gas Heat,In Ground,Pool Cover
    • Pool Private: No

    1733 Alameda Diablo Neighborhood

    Community

    94528 (DIABLO) Demographics

    67
    Median Age
    343
    Population Density (per sq. mile)
    79%
    College Educated
    $250,001
    Estimated Median Income
    346
    Estimated Total Home Owners
    Estimated Total Renters
    100% / 0%
    Estimated Owner / Renter Divide
    2
    Estimated Average Household Size
    Community data courtesy of LiveBy, Inc.

    Schools

    School data courtesy of LiveBy, Inc. School ratings are based on a scale of 1-5, with 5 being the highest rating and 1 being the lowest rating.

    1733 Alameda Diablo Monthly Cost

    $
    $ %
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    $
    $
    * All calculations are estimates and provided by Reliance Network, for informational purposes only. Actual amounts may vary. ** Assumes 6.50% APR, 20% down payment, and conventional 30-year fixed rate first mortgage. Rates cited are for instructional purposes only; current rates are subject to change at any time without notice. You should not make any decisions based simply on the information provided. Additional required amounts such as taxes, insurance, homeowner association dues, assessments, mortgage insurance premiums, flood insurance or other such required payments should also be considered. Contact your mortgage company for current rates and additional information. Any mortgage broker or insurance agent that may appear is independent and is not affiliated with, endorsed by, or provided by the MLS.

    1733 Alameda Diablo Market Data

    Based on the last 30 days in this zip code

    $8,594,071
    Average List Price
    $1,306
    Average Price per Square Foot
    2
    Properties Sold
    70
    Average Days on Market
    14
    Properties for Sale
    Calculations provided by Reliance Network

    1733 Alameda Diablo History

    Date Event Value Agent
    6/24/2026Source: bridgeMLS Status Change
    Pending
    6/18/2026Source: bridgeMLS Status Change
    Active
    6/10/2026Source: bridgeMLS Added to Database
    June 10, 2026
    6/10/2026Source: CRMLS Added to Database
    June 10, 2026
    Listing provided courtesy of CompassLinda Williams- MLS# 41137841MLS ProviderContact Information: 925-257-0305