$2,220,000
SOLD JUN 4, 2025

1511 Ruby Ct Diamond Bar, CA 91765

5 Beds
4.5 Baths
4,521 Sq Ft
10,484 Sq Ft Lot

Recently Sold

$491 Per Sq Ft

3% Below List Price

32 Days on Market

Highlights

  • Private Pool
  • Gated Community
  • Mountain View
  • Walnut Elementary School Rated A
  • Open Floorplan
  • Cathedral Ceiling

About This Home

As of June 2025

Welcome to a rare gem located in the prestigious gated community of Diamond Crest, within the award-winning Walnut Valley Unified School District.This exquisite estate sits on an expansive 10,498 sq. ft. lot and offers approximately 4,521 sq. ft. of refined living space, featuring 5 spacious bedrooms and 4.5 bathrooms. Designed for both elegance and functionality, the home boasts a desirable downstairs en-suite bedroom, ideal for guests or multigenerational living.Step into the dramatic formal living room with soaring double-height ceilings and an elegant crystal chandelier that creates a striking first impression. The grand primary suite upstairs is filled with natural light and includes a generous walk-in closet and a luxurious spa-inspired bathroom.The gourmet kitchen, fully remodeled in 2017, showcases high-end appliances, custom cabinetry, and premium finishes — a dream for any culinary enthusiast.The front courtyard is enhanced by stately stone pillar accents, lending timeless sophistication and strong curb appeal. In the resort-style backyard, enjoy a private oasis featuring a sparkling swimming pool, spa, built-in BBQ, and meticulously landscaped grounds — perfect for outdoor entertaining and relaxation.Additional highlights include low property taxes, a 3-car attached garage, and an unbeatable location near the 57 and 60 freeways, top-rated restaurants, shopping, and parks.Zoned for top-tier schools including Walnut Elementary, South Pointe Middle, and Diamond Bar High School, this home offers an exceptional lifestyle in one of Diamond Bar’s most exclusive gated neighborhoods.Don't miss this extraordinary opportunity to own a luxurious home in one of Diamond Bar’s most sought-after gated enclaves.

Last Agent to Sell the Property

Ying Wang

Universal Elite Inc. Brokerage Phone: 626-686-1668 License #02055348 Listed on: 03/25/2025

Universal Elite Inc.

Co-Listed By

Jacquelene Kan

Universal Elite Realty Brokerage Phone: 626-686-1668 License #01435192

Last Buyer's Agent

Lily Li

Universal Elite Realty License #02229272

Universal Elite Realty

Home Details

Home Type

  • Single Family

Est. Annual Taxes

  • $20,334

Year Built

  • Built in 1998

Lot Details

  • 10,484 Sq Ft Lot
  • Density is up to 1 Unit/Acre
  • Property is zoned LCR1

HOA Fees

  • $200 Monthly HOA Fees

Parking

  • 2 Car Attached Garage
  • Parking Available
  • Brick Driveway
  • Off-Street Parking

Interior Spaces

  • 4,521 Sq Ft Home
  • 2-Story Property
  • Open Floorplan
  • Cathedral Ceiling
  • Formal Entry
  • Family Room with Fireplace
  • Living Room
  • Vinyl Flooring
  • Mountain Views
  • Laundry Room

Kitchen

  • Gas Oven
  • Dishwasher
  • Kitchen Island
  • Disposal

Bedrooms and Bathrooms

  • 5 Bedrooms | 1 Main Level Bedroom
  • Walk-In Closet
  • Bathtub

Pool

  • Private Pool
  • Spa

Outdoor Features

  • Patio
  • Exterior Lighting
  • Outdoor Grill
  • Porch

Schools

  • Walnut Elementary School
  • South Pointe Middle School
  • Diamond Bar High School

Utilities

  • Central Heating and Cooling System

Listing and Financial Details

  • Tax Lot 15
  • Tax Tract Number 52228
  • Assessor Parcel Number 8763031015
  • $879 per year additional tax assessments

Community Details

Overview

  • Diamond Crest Association, Phone Number (909) 621-5941
  • Wheeler Steffen Property Management HOA

Recreation

  • Park

Security

  • Resident Manager or Management On Site
  • Gated Community

Home Details

Home Type

Single Family

Est. Annual Taxes

$20,334

Year Built

Built in 1998

Lot Details

0

HOA Fees

$200 per month

Parking

2

Listing Details

  • Structure Type: House
  • Assessments: Yes
  • Property Attached: No
  • Security: Gated Community
  • View: Yes
  • Zoning: LCR1
  • Property Sub Type: Single Family Residence
  • Property Type: Residential
  • Parcel Number: 8763031015
  • Year Built: 1998
  • Special Features: None

Interior Features

  • Fireplace: Yes
  • Living Area: 4521.00 Square Feet
  • Interior Amenities: Cathedral Ceiling(s), Open Floorplan
  • Stories: 2
  • Entry Location: 1
  • Common Walls: No Common Walls
  • Flooring: Vinyl
  • Appliances: Yes
  • Full Bathrooms: 4
  • Full And Three Quarter Bathrooms: 4
  • Half Bathrooms: 1
  • Total Bedrooms: 5
  • Entry Level: 1
  • Fireplace Features: Family Room
  • Levels: Two
  • Main Level Bathrooms: 1
  • Main Level Bedrooms: 1
  • Price Per Square Foot: 491.04
  • Room Type: Formal Entry, Kitchen, Laundry, Living Room, Main Floor Bedroom, Walk-In Closet
  • Spa Features: Private
  • Bathroom Features: Bathtub
  • Room Kitchen Features: Kitchen Island

Exterior Features

  • Patio: Yes
  • View: Mountain(s)
  • Patio And Porch Features: Porch
  • Pool Features: Private
  • Pool Private: Yes
  • Spa: Yes

Garage/Parking

  • Attached Garage: Yes
  • Garage Spaces: 2.00
  • Parking: Yes
  • Parking Features: Driveway - Brick, Garage, Off Street
  • Total Parking Spaces: 2.00

Utilities

  • Utilities: Electricity Available, Sewer Available, Water Available
  • Heating: Yes
  • Laundry: Yes
  • Appliances: Barbecue, Dishwasher, Disposal, Gas Oven
  • Heating Type: Central
  • Laundry Features: Individual Room
  • Sewer: Public Sewer
  • Water Source: Public
  • Cooling: Central Air
  • Cooling: Yes

Condo/Co-op/Association

  • Association: Yes
  • Amenities: Management
  • Association Fee: 200.00
  • Association Fee Frequency: Monthly
  • Association Name: Diamond Crest
  • Phone: 909-621-5941
  • Senior Community: No
  • Community Features: Park, Street Lights
  • Association Management: Wheeler Steffen Property Management

Schools

  • School District: Walnut Valley Unified
  • Elementary School: Walnut
  • Middle School: South Pointe
  • High School: Diamond Bar
  • Elementary School: Walnut
  • High School: Diamond Bar
  • Middle Or Junior School: South Pointe
  • Elementary School #2: WALNUT
  • High School2: DIABAR

Lot Info

  • Additional Parcels: No
  • Land Lease: No
  • Lot Features: 0-1 Unit/Acre
  • Lot Size Sq Ft: 10484.00
  • Lot Size Acres: 0.2407

Multi Family

  • Lease Considered: No
  • Lot Size Area: 10484.0000 Square Feet
  • Number Of Units Total: 1

Tax Info

  • Tax Census Tract: 4087.07
  • Tax Lot: 15
  • Tax Tract Number: 52228
  • TaxOtherAnnualAssessmentAmount: 879.00

Ownership History

Date Name Owned For Owner Type

Purchase Details

Listed on
Mar 25, 2025
Closed on
May 29, 2025
Sold by
Xu Dongxin and Wu Tingchun
Bought by
Lee Roger Chiu-Chou
Seller's Agent
Ying Wang
Universal Elite Inc.
Buyer's Agent
Lily Li
Universal Elite Realty
List Price
$2,299,000
Sold Price
$2,220,000
Premium/Discount to List
-$79,000
-3.44%
Views
60

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
31.18%

Purchase Details

Closed on
Jun 24, 2016
Sold by
Wong Yu
Bought by
Xu Dongxin and Wu Tingchu

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$888,000
Interest Rate
4.62%
Mortgage Type
Adjustable Rate Mortgage/ARM

Purchase Details

Closed on
Sep 28, 2009
Sold by
Dong Julia Xiaoyan and Yang Julia Xy
Bought by
Wong Yu

Purchase Details

Closed on
Mar 29, 1999
Sold by
Yang Tai Hung
Bought by
Yang Julia Xy

Purchase Details

Closed on
Nov 12, 1998
Sold by
Standard Pacific Corp
Bought by
Yang Julia Xy

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$384,850
Interest Rate
6.79%
Source: Public Records

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Range of Values:

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Home Values in the Area

Source: Public Records

Average Home Value in this Area





Source: Public Records

Purchase History

Date Type Sale Price Title Company
Grant Deed $2,220,000 Chicago Title Company
Grant Deed $1,480,000 Ticor Title
Grant Deed $950,000 Fidelity National Title
Interfamily Deed Transfer -- First American Title Co
Grant Deed $529,000 First American Title Co
Source: Public Records

Mortgage History

Date Status Loan Amount Loan Type
Previous Owner $888,000 Adjustable Rate Mortgage/ARM
Previous Owner $576,000 Unknown
Previous Owner $500,000 Credit Line Revolving
Previous Owner $150,000 Credit Line Revolving
Previous Owner $300,000 Unknown
Previous Owner $100,000 Credit Line Revolving
Previous Owner $384,850 No Value Available
Source: Public Records

Property History

Date Event Price Change Sq Ft Price
06/04/2025 06/04/25 Sold $2,220,000 -3.4% $491 / Sq Ft
04/27/2025 04/27/25 Pending -- -- --
03/25/2025 03/25/25 For Sale $2,299,000 +55.3% $509 / Sq Ft
04/26/2017 04/26/17 Sold $1,480,000 -4.5% $327 / Sq Ft
02/21/2017 02/21/17 Pending -- -- --
01/24/2017 01/24/17 Price Changed $1,550,000 -8.8% $343 / Sq Ft
07/25/2016 07/25/16 For Sale $1,699,900 0.0% $376 / Sq Ft
04/01/2014 04/01/14 Rented $4,500 -18.2% --
03/02/2014 03/02/14 Under Contract -- -- --
01/24/2014 01/24/14 For Rent $5,500 +10.0% --
09/01/2013 09/01/13 Rented $5,000 0.0% --
08/23/2013 08/23/13 Under Contract -- -- --
08/15/2013 08/15/13 For Rent $5,000 -- --
Source: California Regional Multiple Listing Service (CRMLS)

Tax History Compared to Growth

Source: Public Records

Tax History

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
2024 $20,334 $1,683,981 $566,522 $1,117,459
2023 $19,841 $1,650,963 $555,414 $1,095,549
2022 $19,432 $1,618,592 $544,524 $1,074,068
2021 $19,071 $1,586,856 $533,848 $1,053,008
2019 $18,462 $1,539,791 $518,015 $1,021,776
2018 $17,810 $1,509,600 $507,858 $1,001,742
2016 $11,942 $1,035,885 $390,582 $645,303
2015 $12,018 $1,020,326 $384,716 $635,610
2014 $12,030 $1,000,340 $377,180 $623,160
Source: Public Records

Agents Affiliated with this Home

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Map

Source: California Regional Multiple Listing Service (CRMLS)

MLS Number: OC25063685

California Regional Multiple Listing Service (CRMLS)

APN: 8763-031-015