Welcome to this beautifully cared-for home in the heart of Diamond Bar! Located in a highly desirable neighborhood and within the award-winning Walnut Valley Unified School District, this residence offers a rare combination of location, comfort, and functionality.Featuring a well-planned layout with one bedroom downstairs, this home is ideal for multi-generational living, guests, or work-from-home flexibility. High Ceiling in the living Room and Formal Dining Room. The interior showcases wood flooring, spacious living areas, and a large primary bedroom that offers both comfort and privacy. Appraiser Mesured 2150sqft. Tax Record show 1970sqft. Lovingly maintained by the owner and enhanced by professional landscaping, this home offers excellent curb appeal and true move-in ready condition. Enjoy the convenience of being close to schools, parks, shopping, restaurants, and freeway access, all while living in one of Diamond Bar’s most desirable communities. Walking distance to Evergreen Elementary, Diamond Bar High School and Starshine Park and Ronald Reagan Park. Walnut mailing Zip Code and Diamond Bar City.
MLS #
CRTR26066727
MLS Source
California Regional MLS
Days on Site
3
Family Room
Other
Fireplace
Family Room
Laundry
In Garage
Cooling
Central Forced Air
Heating
Central Forced Air
Pool
None
Garage/Parking
Garage: 2 Car(s)
Elementary District
Walnut Valley Unified
High School District
Walnut Valley Unified
HOA Fee
$61
HOA Fee Frequency
Monthly
Complex Amenities
Picnic Area, Playground
20899 Starshine is a Single Family Residence in Walnut, CA 91789. This 2,150 square foot property sits on a 5,941 Sq Ft Lot and features 4 bedrooms & 3 full bathrooms. It is currently priced at $1,250,000 and was built in 1983. This address can also be written as 20899 Starshine, Walnut, CA 91789.
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This listing information is up-to-date as of March 30, 2026. For the most current information, please contact Cathy Cheng