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$5,850,000 Just Listed

  • For Sale
  • Active
  • Single Family
  • 8 Beds
  • 7 Full Baths
  • 3 Partial Baths
  • 4 Car Garage
  • Updated 9 hours ago
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Ideally located near the entrance on one of the most coveted streets within the prestigious Diablo Country Club, this exceptional estate spans 1.44 acres of flat, park-like grounds, offering rare privacy, elegance, and resort-style living. A gated circular driveway creates commanding curb appeal, while the thoughtfully designed, predominantly single-level layout features two private wings - ideal for extended family or multigenerational living. The expansive floor plan includes two primary suites, two kitchens, two laundry rooms, an oversized great room, and a formal dining room, all enhanced by recent refinements including new carpet, sliding doors, updated systems, a backup generator, and a resurfaced pool. A four-car garage with a half bath adds exceptional functionality, while the private backyard oasis is an entertainer's dream with an outdoor kitchen, fireplace, expansive lawn, greenhouse, and charming custom playhouse. Located near parks and recreation, within the highly acclaimed San Ramon Valley School District, and offering access to world-class golf, dining, and social amenities at Diablo Country Club, this is a rare opportunity to own a prestigious and beautifully upgraded estate.

Full Property Details for 1720 Alameda Diablo

General

  • Price: $5,850,000
  • Status: Active
  • Type: Single Family
  • Source: MAX
  • MLS ID: 41121927
  • Updated: 1/28/2026
  • Added to Site: 1 day(s) ago

Interior

  • Number of Rooms: 18
  • Interior Features: Den, Dining Area, Family Room, Formal Dining Room, Office, Breakfast Bar, Breakfast Nook, Pantry, Wet Bar
  • Number of Fireplaces: 3
  • Fireplace(s): Dining Room, Living Room, Master Bedroom
  • Appliances: Dishwasher, Double Oven, Gas Range, Microwave, Refrigerator, Dryer, Washer, Gas Water Heater
  • Flooring: Hardwood, Tile, Carpet

Rooms

Bathrooms

  • Total Bathrooms: 10
  • Full Bathrooms: 7
  • Partial Bathrooms: 3
  • Bathroom Features: Shower Over Tub, Shower Stall, Tile, Double Vanity, Jack & Jill, Outside Access, Walk-In Closet(s), Window
  • Primary Bathroom: Solid Surface, Split Bath, Tile, Tub with Jets, Double Vanity, Stone, Walk-In Closet(s), Window

Bedrooms

  • Total Bedrooms: 8

Other Rooms

  • Kitchen: Breakfast Bar, Breakfast Nook, Dishwasher, Double Oven, Gas Range/Cooktop, Kitchen Island, Microwave, Pantry, Refrigerator, Wet Bar
  • Laundry: Laundry Room, Cabinets, Sink

Additional Information

  • Pool: Yes
  • Pool Description: In Ground, Solar Heat, Pool/Spa Combo, Outdoor Pool

Exterior

  • Exterior Features: Back Yard, Front Yard, Side Yard, Storage, Other, Garden, Landscape Back, Private Entrance

Parking

  • Attached garage: Yes
  • Garage Spaces: 4
  • Parking Features: Attached

Location

  • Area: Listing
  • County: Contra Costa
  • Subdivision: Diablo C.C.
  • Driving Directions: Diablo Rd - Alameda Diablo

School Information

  • School District: San Ramon Valley (925) 552-5500
  • Elem School District: San Ramon Valley (925) 552-5500
  • High School District: San Ramon Valley (925) 552-5500

Heating & Cooling

  • Central air: Yes
  • Cooling Type: Central Air
  • Heating Type: Zoned

Utilities

  • Sewer: Public Sewer
  • Water: Public

Structural Information

  • Architectural Style: Traditional
  • Exterior Const.: Wood Shingles, Wood Siding
  • Roof: Composition
  • Windows: Window Coverings
  • Stories/Levels: One Story
  • Year Built: 1941

Lot Features

  • Lot Size (Acres): 1.44
  • Lot Dimensions: 1.444
  • Lot Features: Level, Premium Lot, Back Yard, Private, Security Gate
  • Fencing (Description): Fenced, Front Yard

Financial Considerations

  • For Sale: Yes
  • Price Per Sq. Ft.: $741

Disclosures and Reports

  • Property ID: 1951520038
Buyer's Brokerage Compensation: Contact Listing Agent
Not binding unless confirmed by separate agreement among applicable parties.

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— 1720 Alameda Diablo —

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NMLS#: 1598647

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NMLS#: 1598647

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Schools serving 1720 Alameda Diablo

School District:San Ramon Valley Unified School District
NameGradesDistance
Green Valley Elementary School, Danville, CA
1001 Diablo Road, Danville, CA 94526
K-50.9 mi
Los Cerros Middle School
968 Blemer Road, Danville, CA 94526
6-81 mi
Monte Vista High School
3131 Stone Valley Road, Danville, CA 94526
9-121.1 mi
Disclaimer: School attendance boundaries provided by Pitney Bowes and are for reference only. Contact the school directly to verify enrollment eligibility.

Price & Sales History for 1720 Alameda Diablo Get Price Alerts and Save Property

Date
Details
Price
Change
Source
1/28/2026
Listed
$5,850,000
27.17%
MLS
10/07/2020
Sold
$4,600,000
—
Public Record
Get Price Alerts and Save Property
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Tax History for 1720 Alameda Diablo

Year
Property Taxes
Change
Tax Assessment
Change
2025
$55,694
4%
$4,979,186
2%
2023
$53,761
—
$4,881,556
2%
2023
$53,761
1%
$4,785,840
2%
2022
$53,348
2%
$4,692,000
2%
2021
$52,232
-14%
$4,600,000
-14%
2020
$60,886
5%
$5,365,500
6%
2019
$57,830
6%
$5,051,000
4%
2018
$54,749
2%
$4,867,000
—
2017
$53,500
—
$4,844,000
1%
2016
$53,284
1%
$4,779,000
2%
2015
$52,625
2%
$4,700,000
2%
2014
$51,804
11%
$4,589,000
11%
2013
$46,697
—
$4,127,000
—
View All
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

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1720 Alameda Diablo, Diablo, CA 94528 (MLS# 41121927) is a Single Family property with 8 bedrooms, 7 full bathrooms and 3 partial bathrooms. 1720 Alameda Diablo is currently listed for $5,850,000 and was received on January 28, 2026. This property is listed by Khrista Jarvis Team from our San Ramon Valley Office.Want to learn more about 1720 Alameda Diablo? Do you have questions about finding other Single Family real estate for sale in Diablo? You can browse all Diablo real estate or contact a Coldwell Banker agent to request more information.

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