NOT LISTED FOR SALE

2470 Caballo Ranchero Dr Diablo, CA 94528

Diablo Area

Estimated Value: $5,007,000 - $5,798,000

5 Beds
4.5 Baths
5,550 Sq Ft
$971/Sq Ft Est. Value

Sale Details

Date Sold: March 21, 2025

Last sale price $5,600,000 $1,009 Per Sq Ft

Est. 9% decrease in value since last sale

Current estimated payment $31,666 / mo

Highlights

  • In Ground Pool
  • 1.33 Acre Lot
  • Modern Architecture
  • Green Valley Elementary School Rated A
  • Wood Flooring
  • Solid Surface Countertops

About This Home

As of March 2025

Prestigious, one-of-a-kind estate that offers rare and breathtaking panoramic views. This upscale home combines privacy with resort-style living, situated on 1.33 acres within the exclusive community of Diablo Country Club. Featuring a custom-designed gourmet kitchen, a spacious living room with soaring ceilings, and expansive picture windows overlooking the stunning infinity pool. The oversized ensuite bedrooms include a luxurious primary suite with a walk-through closet and French doors leading to the private backyard. This exceptional home offers a custom theatre room, an at-home gym, and an outdoor built-in BBQ with multiple covered patios, providing spaces for relaxation and entertaining. A high-end guest house provides comfort for family or visitors. Enjoy the best of Diablo living with access to golf, social events, and all the amenities of the highly sought-after Diablo Country Club. Benefit from the acclaimed San Ramon Valley school district, plus easy access to nearby trails and hiking.

Last Agent to Sell the Property

Khrista Jarvis

Coldwell Banker Realty License #01213582 Listed on: 03/21/2025

Coldwell Banker Realty

Last Buyer's Agent

Michael Duggan

The Duggan Group License #00710809

Range of Values:

--
Value Increase
--
Percent Increase
--
Adjusted for Inflation
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Average Value
Not Available
List Price
Sold Price
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Home Details

Home Type

  • Single Family

Year Built

  • Built in 2002

Lot Details

  • 1.33 Acre Lot
  • Front Yard

Parking

  • 3 Car Direct Access Garage

Home Design

  • Modern Architecture
  • Stucco

Interior Spaces

  • 2-Story Property
  • Dining Room with Fireplace
  • Home Office
  • Wood Flooring

Kitchen

  • Breakfast Bar
  • Double Oven
  • Gas Range
  • Microwave
  • Kitchen Island
  • Solid Surface Countertops

Bedrooms and Bathrooms

  • 5 Bedrooms

Laundry

  • Dryer
  • Washer

Home Security

  • Security Gate
  • Closed Circuit Camera

Pool

  • In Ground Pool
  • Spa

Utilities

  • Forced Air Heating and Cooling System
  • Tankless Water Heater
  • Gas Water Heater

Community Details

  • No Home Owners Association
  • Contra Costa Association
  • Diablo C.C. Subdivision

Listing and Financial Details

  • Assessor Parcel Number 1953510268

Home Details

Home Type

Single Family

Year Built

Built in 2002

Lot Details

1.33 Acres

Parking

3

Listing Details

  • Stories: 2
  • Year Built: 2002
  • Property Sub Type: Single Family Residence
  • Prop. Type: Residential
  • Lot Size Acres: 1.33
  • Subdivision Name: DIABLO C.C.
  • Directions: Alameda Diablo to Caballo Ranchero
  • Architectural Style: Modern/High Tech
  • Carport Y N: No
  • Garage Yn: Yes
  • Unit Levels: Two Story
  • New Construction: No
  • ResoPropertyType: Residential
  • Special Features: None

Interior Features

  • Flooring: Hardwood Flrs Throughout
  • Private Spa: Yes
  • Appliances: Double Oven, Gas Range, Microwave, Dryer, Washer, Gas Water Heater, Tankless Water Heater
  • Full Bathrooms: 4
  • Total Bedrooms: 5
  • Fireplace Features: Dining Room
  • Fireplaces: 1
  • Fireplace: Yes
  • Interior Amenities: Office, Breakfast Bar, Counter - Solid Surface, Kitchen Island, Pantry
  • Room Kitchen Features: Breakfast Bar, Counter - Solid Surface, Double Oven, Gas Range/Cooktop, Island, Microwave, Pantry

Exterior Features

  • Lot Features: Front Yard, Security Gate
  • Pool Features: In Ground, Spa
  • Pool Private: Yes
  • Construction Type: Stucco
  • Exterior Features: Front Yard, Side Yard
  • Property Condition: Existing

Garage/Parking

  • Garage Spaces: 3
  • Attached Garage: Yes
  • Covered Parking Spaces: 3
  • Parking Features: Attached, Detached, Int Access From Garage

Utilities

  • Heating: Forced Air
  • Utilities: All Public Utilities
  • Cooling: Central Air
  • Laundry Features: Laundry Room
  • Security: Security Gate, Closed Circuit Camera(s)
  • Cooling Y N: Yes
  • Heating Yn: Yes
  • Electric: No Solar
  • Sewer: Public Sewer
  • Water Source: Public

Condo/Co-op/Association

  • Association Name: CONTRA COSTA
  • Association: No

Lot Info

  • Lot Size Sq Ft: 57978
  • Parcel Number: 1953510268
  • ResoLotSizeUnits: Acres

Ownership History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Name Owned For Owner Type

Purchase Details

Closed on
Jun 24, 2025
Sold by
Duggan Trust and Duggan Paul
Bought by
Current Estimated Value
$5,108,277

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$3,271,000
Outstanding Balance
$3,228,921
Interest Rate
5.75%
Mortgage Type
New Conventional
Estimated Equity
$2,162,134

Purchase Details

Listed on
Mar 21, 2025
Closed on
Mar 13, 2025
Sold by
Isakovic Mirza and Sanda Dracic
Bought by
Duggan Trust and Duggan
Seller's Agent
Khrista Jarvis
Coldwell Banker Realty
Buyer's Agent
Michael Duggan
The Duggan Group
List Price
$5,600,000
Sold Price
$5,600,000
Views
10

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
-2.57%
Original Mortgage
$3,276,000
Interest Rate
6.89%
Mortgage Type
New Conventional

Purchase Details

Listed on
Nov 1, 2021
Closed on
Dec 7, 2021
Sold by
Biestman Mark S and Biestman Karen W
Bought by
Isakovic Mirza and Isakovic Sanda Dracic
Seller's Agent
Bryan Hurlbut
Dudum Real Estate Group
Buyer's Agent
Jo Ann Luisi
Compass
List Price
$3,450,000
Sold Price
$3,450,000

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
15.91%
Original Mortgage
$2,400,000
Interest Rate
3.14%
Mortgage Type
New Conventional

Purchase Details

Closed on
May 12, 2014
Sold by
Vennes Vernon L and Vennes Lucinda V
Bought by
Biestman Mark S and Biestman Karen W

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$2,205,000
Interest Rate
5.37%
Mortgage Type
Adjustable Rate Mortgage/ARM

Purchase Details

Closed on
Oct 6, 2004
Sold by
Vennes Vernon L and Vennes Lucinda
Bought by
Vennes Vernon L and Vennes Lucinda

Purchase Details

Closed on
Apr 25, 2002
Sold by
Reisewitz William F and Reisewitz Carol L
Bought by
Vennes Vernon L and Vennes Lucinda
Source: Public Records

Home Values in the Area

Source: Public Records

Average Home Value in this Area

Source: Public Records

Agents Specializing in Diablo, CA

  • SK

    Sangeet Kumar

    Sparrow Pacific Homes

    (510) 660-0561

    18 Total Sales

    1 in Diablo

    $3,400,000 Price

    Sangeet Kumar
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  • Tonya Colton Real Estate Agent - Notable Real Estate

    Tonya Colton

    Notable Real Estate

    (925) 396-4568

    74 Total Sales

    2 in Diablo

    $1.9M - $2.1M Price Range

    Tonya Colton
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  • Rachael Hand Real Estate Agent - Hand Real Estate

    Rachael Hand

    Hand Real Estate

    (925) 940-8937

    39 Total Sales

    2 in Diablo

    $2,450,000 Price Range

    Rachael Hand
     Section Image
  • Michelle Lewis Real Estate Agent - Coldwell Banker Realty

    Michelle Lewis

    Coldwell Banker Realty

    (925) 396-7237

    24 Total Sales

    1 in Diablo

    $1,349,000 Price

    Michelle Lewis
     Section Image
  • Rick Rodriguez Real Estate Agent - Core One Real Estate & Mgmt.

    Rick Rodriguez

    Core One Real Estate & Mgmt.

    (925) 320-3862

    28 Total Sales

    3 in Diablo

    $1,435,000 Price Range

    Rick Rodriguez
     Section Image
  • Sunaina Arora Real Estate Agent - Compass

    Sunaina Arora

    Compass

    (669) 236-2959

    70 Total Sales

    1 in Diablo

    $2,200,000 Price

    Sunaina Arora
     Section Image
See All Agents

Purchase History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Buyer Sale Price Title Company
-- Chicago Title
Duggan Trust $5,460,000 Chicago Title
Isakovic Mirza $3,450,000 North American Title Co Inc
Biestman Mark S $3,150,000 Fidelity National Title Co
Vennes Vernon L -- --
Vennes Vernon L $1,250,000 Placer Title Company
Source: Public Records

Mortgage History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Status Borrower Loan Amount
Open $749,999
Open Duggan Trust $3,271,000
Previous Owner Duggan Trust $3,276,000
Previous Owner Isakovic Mirza $2,000,000
Previous Owner Isakovic Nirza $700,000
Previous Owner Isakovic Mirza $2,400,000
Previous Owner Biestman Mark S $310,500
Previous Owner Biestman Mark S $530,000
Previous Owner Biestman Mark S $2,100,000
Previous Owner Biestman Mark S $2,205,000
Previous Owner Vennes Vernon L $500,000
Previous Owner Vennes Vernon L $225,000
Previous Owner Reisewitz William F $500,000
Source: Public Records

Property History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Event Price List to Sale Price per Sq Ft Prior Sale
03/21/2025 03/21/25 Sold $5,600,000 0.0% $1,009 / Sq Ft
03/21/2025 03/21/25 For Sale $5,600,000 +62.3% $1,009 / Sq Ft
02/04/2025 02/04/25 Off Market $3,450,000 -- --
12/10/2021 12/10/21 Sold $3,450,000 0.0% $679 / Sq Ft View Prior Sale
11/09/2021 11/09/21 Pending -- -- --
11/01/2021 11/01/21 For Sale $3,450,000 -- $679 / Sq Ft
Source: Contra Costa Association of REALTORS®

Tax History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2026 $41,768 $5,569,200 $2,601,000 $2,968,200
2025 $41,768 $3,661,166 $1,697,932 $1,963,234
2024 $40,949 $3,589,380 $1,664,640 $1,924,740
2023 $40,323 $3,519,000 $1,632,000 $1,887,000
2022 $40,327 $3,450,000 $1,600,000 $1,850,000
2021 $44,553 $3,851,746 $1,698,761 $2,152,985
2019 $43,678 $3,737,503 $1,648,376 $2,089,127
2018 $42,057 $3,664,219 $1,616,055 $2,048,164
2017 $40,464 $3,592,372 $1,584,368 $2,008,004
2016 $38,062 $3,432,934 $1,553,302 $1,879,632
2015 -- $3,212,937 $1,529,970 $1,682,967
2014 $20,931 $1,797,742 $394,347 $1,403,395
Source: Public Records

Agents Affiliated with this Home

  • Khrista Jarvis Real Estate Agent - Coldwell Banker Realty

    Seller's Agent in 2025

    Khrista Jarvis

    Coldwell Banker Realty

    (925) 309-0111

    671 Total Sales

    Khrista Jarvis
    Section Image

  • MD

    Buyer's Agent in 2025

    Michael Duggan

    The Duggan Group

    Section Image
  • Bryan Hurlbut Real Estate Agent - Dudum Real Estate Group

    Seller's Agent in 2021

    Bryan Hurlbut

    Dudum Real Estate Group

    (925) 383-5500

    64 Total Sales

    Bryan Hurlbut
    Section Image
  • Julie Dudum Del Santo Real Estate Agent - Dudum Real Estate Group

    Seller Co-Listing Agent in 2021

    Julie Dudum Del Santo

    Dudum Real Estate Group

    (925) 818-5500

    19 Total Sales

    Julie Dudum Del Santo
    Section Image
  • Jo Ann Luisi Real Estate Agent - Compass

    Buyer's Agent in 2021

    Jo Ann Luisi

    Compass

    (925) 321-6104

    122 Total Sales

    Jo Ann Luisi
    Section Image
See All Agents

Map

Source: Contra Costa Association of REALTORS®

MLS Number: 41090342

Contra Costa Association of REALTORS®

APN: 195-351-026-8

California Contra Costa County Diablo 94528

2470 Caballo Ranchero Dr, Diablo, CA

Disclaimer: Certain information contained herein is derived from information provided by parties other than Homes.com. All information provided is deemed reliable, but is not guaranteed to be accurate and should be independently verified.

Contra Costa Association of REALTORS® Bay East ©2026. BridgeMLS ©2026, CCAR ©2026. Information Deemed Reliable But Not Guaranteed. This information is being provided by the Bay East MLS, BridgeMLS or CCAR MLS. The listings presented here may or may not be listed by the Broker/Agent operating this website. This information is intended for the personal use of consumers, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

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