$1,559,720
$170K since sold in April 2026$37K since July
This home's estimate is 16.1% higher than the average sale price ($1.34M) of 6 comparable homes.
Claim this home to receive a free report every month with insights on the changing estimate.
Sold on Apr 2026
$1,390,000
4
bd•
3 ba
•
2,781
sq ft
20885 Starshine, Diamond Bar, CA 91789
Is this your home?
Track this home’s value and nearby sales activity
About this home
Single-familyProperty Type
1983Year Built
8,430 sq ftLot Size
$500Price/Sq.Ft.
$59/moHOA Dues
3 car garageParking
Listed by Ken Tseng •DRE #01717129 • Walton Realty Inc.
Contact: 909-455-2205
Bought with Ruyi Zhao •DRE #02312604 • Pinnacle Real Estate Group
Redfin checked: a few seconds ago
•Source:CRMLS #TR26026064
Redfin Estimate
Market trends in 91789, CA
Last updated July 2026
Buyer's Market
Seller's Market
Seller's market
Sale-to-List Price
99.2%
+0.0% MoM
Median sale price
$1.2M
$23K MoM
Avg. days on market
33d
13 days MoM
Recently sold homes
63
1 MoM
New listings for sale
Provided by Redfin
Homeowner tools
More resources
View owner dashboard
Track your estimate and nearby sale activity
Edit home facts
Review property details and add renovations
Manage photos
Update home photos or make them private
Rental estimate
Est. $4,675 per month, based on comparable rentals
- Sale History
- Tax History
Property details
Around this home
Local insights from Redfin agents
Sun exposure
In this area, properties receive around 9.5 hours in June and 6.9 hours in December, placing it above the U.S. average for solar exposure.
JuneDecember
Provided by Shadowmap
Property information provided by CRMLS when last listed in 2026. This data may not show owner updates. Learn more.
More real estate resources
- Zip Codes
- Cities
- Neighborhoods
- Popular Searches
| 91709 homes for sale | |||
| 91765 homes for sale | |||
| 91789 homes for sale | |||
| 91766 homes for sale | |||
| 91768 homes for sale |
Find us
Subsidiaries
Affiliated Business
United States
CanadaCopyright: © 2026 Redfin. All rights reserved.
Updated September 2025: By searching, you agree to the Terms of Use, and Privacy Policy.
Do not sell or share my personal information.
REDFIN and all REDFIN variants, WALK SCORE, and the R logos, are trademarks of Redfin Corporation, registered or pending in the USPTO.
California DRE #01521930
Redfin is licensed to do business in New York as Redfin Real Estate. NY Standard Operating Procedures
New Mexico Real Estate Licenses
TREC: Info About Brokerage Services, Consumer Protection Notice
All mortgage lending products and information are provided by Rocket Mortgage, LLC | NMLS #3030; www.NMLSConsumerAccess.org. Licensed in 50 states. This site is not authorized by the New York State Department of Financial Services for mortgage solicitation or loan applications activities related to properties located in the State of New York.
Redfin Corporation is an affiliated business of Rocket Limited Partnership. Each company, and their subsidiaries, are separate legal entities operated and managed through its own management and governance structures.
If you are using a screen reader, or having trouble reading this website, please call Redfin Customer Support for help at 1-844-759-7732.
REDFIN IS COMMITTED TO AND ABIDES BY THE FAIR HOUSING ACT AND EQUAL OPPORTUNITY ACT. READ REDFIN'S FAIR HOUSING POLICY AND THE NEW YORK STATE FAIR HOUSING NOTICE.
GreatSchools Ratings provided by GreatSchools.org.