See Home Value
Diamond Bar 91765 Diamond Bar
2878 Crystal Ridge Road
$3,420,000
● House - Off Market

2878 Crystal Ridge Road

Diamond Bar, CA 91765
bedrooms
7 Beds
bathrooms
8 Baths
square feet
10,312 Ft²
$19,876
Est. Monthly
$294
HOA / Fees
11.95%
Cap Rate

About This Property

Located within the prestigious 24-hour gate-guarded community of The Country, this luxury European-inspired estate is the epitome of luxury and grandeur. Spanning an impressive 10,312 square feet on a 0.64-acre lot, this architectural masterpiece is adorned with imported chandeliers, granite flooring, and countertops, creating an ambiance of timeless elegance. Situated in a prime location within one of Southern California's most sought-after communities, this residence also provide access to an award-winning school district, making it the perfect choice for those seeking both prestige and top-tier education.

The residence features seven luxurious bedroom suites, including two on the main level for convenience. The primary suite is a true palace, offering unparalleled sophistication and comfort. Designed for both grand-scale entertaining and intimate gatherings, the home boasts dramatic front and back staircases, five fireplaces that add warmth and charm, and expansive built-in cabinetry with an elegant entertainment center. A grand wet bar creates the perfect setting for hosting in style, while the dedicated library and home theater provide the ultimate private retreat.

Outside, the resort-style backyard is a private oasis, featuring a custom-designed pool with exquisite water fountains framed by hand-carved marble columns. The four-car garage offers ample space for prized vehicles, completing this estate's flawless blend of sophistication, comfort, and prestige.

With an unbeatable location and unmatched level of elegance, this estate presents a rare opportunity to own a true masterpiece in The Country Estates. Schedule your private tour today.
Unit Size
10,312 Ft²
Days on Market
138 days
Land Size
0.63 acres
Price per sqft
$387
Property Type
House
Property Taxes
-
HOA Dues
$294
Year Built
2005

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Last updated: 2 years ago (CRMLS #TR25028384)

Price History

Date / Event Date Event Price
Jun 25, 2025 Sold
Sold
Jun 11, 2025 In contract -
In contract
May 9, 2025 Relisted $3,988,000
Relisted
May 2, 2025 In contract -
In contract
Feb 6, 2025 Listed by RE/MAX Galaxy $3,988,000
Listed by RE/MAX Galaxy

Property Highlights

Garage
Air Conditioning
Fireplace
With View

Building Info

Overview

    General

  • Year Built: 2005
  • Effective Year Built: 2005
  • Building Count: 1
  • Bedroom Count: 7
  • Bathroom Count: 8
  • Full Bathrooms: 8
  • Partial Bathrooms: 8
  • Building Condition: 0
  • Building Quality: 13
  • Construction Type: 17
  • Building Style: 0
  • Exterior Walls Type: 0
  • Interior Walls Type: 0
  • Roof Shape Type: 0
  • Roof Cover Type: 0
  • Living Units: 1
  • Floor Cover: 0
  • Basement Type: 0
  • Basement Area: 0
  • Garage Type: 0
  • Parking Space Count: 0
  • Patio Type: 0
  • Porch Type: 0
  • Pool Type: 8

    Dimensions

  • Lot Size Square Feet: 27,492
  • Total Building Area: 10,312
  • Building Area: 10,312
  • Building Area Measurement: L

    Heating and Cooling

  • Air Conditioning: 1
  • Heating: 3
  • Heated Square Feet: 10,312
  • Heating Fuel Type: 0

    Utilities

  • Sewer System: 0
  • Water Service: 0

Building

  • Building Type: 0
  • Property Class: R
  • Subdivision: 47850
  • Land Acres: 0000000631
  • Standard Land Use Code: 1001
  • County Land Use Code: 0101
  • Legal Description 1: TR=47850 SEE ASSESSORS MAPS POR OF LOT 37

Neighborhood

  • School District Name: Walnut Valley Unified School District
  • Census Tract: 403324

Zoning

  • Zoning: LCR120000-

Geography

  • Subdivision Tract Number: 47850
  • Parcel: 8713-052-034
  • Lot: 37
  • Municipality: EAST /N. DIAMOND BAR
  • Latitude: 33.9652
  • Longitude: -117.833

    Address

  • Full Address: 2878 Crystal Ridge Rd
  • Address - House Number: 2878
  • Address - Street Name: Crystal Ridge
  • Address - Suffix Type: Rd
  • State: CA
  • City Name: Diamond Bar
  • Carrier Code: C013
  • 4-Digit Zip Code: 3668
  • Zip Code: 91765

Valuation

    Tax

  • Tax Year: 2022
  • Tax Amount: $5,568,274
  • Initial Tax Delinquent Year: 2022
  • Tax Rate Code Area: 12-394

    Appraisal Valuation

  • Standard Deviation: 0.2285
  • Valuation Date: Nov 08, 2023
  • Confidence Score: 68
  • Final Value: 2,055,222
  • High Value: 2,524,967
  • Low Value: 1,585,476

    Assessments Valuation

  • Assessed Year: 2023
  • Assessed Total Value: $4,829,110
  • Assessed Land Value: $1,609,701
  • Assessed Improvements Value: $3,219,409

    Exemptions

  • Homeowner Exemption: Yes

    Sales

  • Current Sale Contract Date: Jun 13, 2006
  • Current Sale Recording Date: Oct 27, 2006
  • Current Sale Price:
  • Current Sale Document Type: 36
  • Current Sale Input Document Number: 06-2388674
  • Previous Sale Recording Date: Oct 26, 2004
  • Previous Sale Contract Date: Oct 12, 2004
  • Previous Sale Amount: $1,800,000
  • Previous Sale Document Type: 36

    Financing

  • First Mortgage Financing Type: FIX
Data used for valuation calculations is provided by RealtyHop, and other third party sources

Comparables

Unit
Status
Type
Beds
Baths
ft²
Price/ft²
Asking Price
Listed On
Closing Price
Sold On
HOA + Taxes

About Diamond Bar


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Frequently Asked Questions

When was property at 2878 Crystal Ridge Road built and last sold?
The property at 2878 Crystal Ridge Road was built in 2005 and last sold on Jun 13, 2006 for $3,750,000.
How much is this home worth?
The estimated value of the home located at 2878 Crystal Ridge Road is $0.
What are some comparable homes to 2878 Crystal Ridge Road?
There are currently no comparable homes to 2878 Crystal Ridge Road.