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Listed by: Lucy Chien (626) 854-2888 DRE #01245560 | Walton Realty Inc. (626) 854-2888
$1,678,000
Monthly Est:$8,352
4 Beds
- 4 Baths
3 full baths + 1 half bath
3,164sqft
20508 Crestline Dr, Diamond Bar, CA 91765
$1,678,000
$8,352/moEst:
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Single Family Residence
Built in 1996
$120/mo HOA
10,117 sqft lot
$530/sq.ft
Description
Striking panoramic-view residence set within the prestigious "Diamond Ridge Estates "community of Diamond Bar and located in the award-winning Walnut Valley Unified School District. Designed for both refined living and grand-scale entertaining, this exceptional 4-bedroom, 3.5-bath home makes an immediate statement with an elegant double-door entry opening to a dramatic grand foyer, soaring ceilings, and an abundance of natural light. The formal living room offers an impressive sense of volume, while the cathedral-ceiling dining room creates a sophisticated setting for unforgettable gatherings. The thoughtfully designed floor plan includes a desirable main-level en-suite bedroom with a private bath, ideal for guests, extended family, or multigenerational living. At the heart of the home, the open-concept kitchen features a generous center island and flows seamlessly into the spacious family room with high ceilings and a cozy fireplace, creating an inviting setting for everyday living and entertaining. Upstairs, the expansive primary suite offers two spacious walk-in closets and a well-appointed bath with a separate shower and soaking tub. Additional highlights include an individual laundry room with ample built-in cabinetry, fresh interior and exterior paint, new waterproof wood flooring throughout much of the renovated interior, and custom tile flooring at the entry and kitchen. Outdoors, the property continues to impress with a generously sized front yard, an expansive private driveway offering ample parking, and a charming sitting area beyond the low decorative iron gate—perfect for relaxing and enjoying the peaceful surroundings. The spacious backyard with patio provides another wonderful setting for entertaining while taking in spectacular canyon and mountain views. Elegant slate fountain with a serene pond and cascading waterfall, creating a sophisticated outdoor focal point. Conveniently located near the 60 and 57 Freeways, this distinctive Diamond Ridge home offers an exceptional combination of location, lifestyle, flexibility, and breathtaking scenery.
- Houzeo last checked: 12 hours ago
- Listing updated: October 10, 2026 at 11:52 pm
- Source: California Regional MLS-CA | MLS#: TR26205561

Property Details
Status
Active
Type
Single Family Residence
No. of Stories
2
County
City
Neighborhood
--
Year Built
1996
HOA Fees
$120/mo
Finished Area
3,164 sqft
Lot Size
10,117 sqft lot
Basement Area
- sqft
MLS Name
California Regional MLS
MLS Number
TR26205561
MLS Status
Active
Days on Market
16
Cumulative Days on Market
14

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Location
HOA Management
Diamond Ridge Estates
HOA Fees
$120/ Monthly
Amenities
Amenities and services may be covered by one or multiple associations and service providers.
Other
Disclaimer: Amenities are based on third-party information and may vary; buyers must independently verify all amenities, as information is deemed reliable but not guaranteed.
Facts & Features
Rooms
Bedrooms & bathrooms
Bedrooms: 4
Bathrooms: 4
Interior
Interior Features
Bedroom On Main Level, Entrance Foyer, Primary Suite, Walk In Pantry, Walk In Closets
Sewer
Public Sewer
Cooling
Central Air, Electric
Appliances
Six Burner Stove, Dishwasher, Electric Water Heater, Disposal, Microwave
Heating
Central
Utilities & Energy
Pool Features
None
Association Amenities
Other
Laundry Features
Electric Dryer Hookup, Gas Dryer Hookup, Inside, Laundry Room
Fireplace Features
Family Room
Water Source
Public
Other Features
Lot Features
Back Yard, Front Yard, Garden, Lawn
Community Features
Curbs, Mountainous, Street Lights, Sidewalks
Price History
| Date | Event | Price |
|---|---|---|
09/26/2026 Source: | Listed for Sale | $1,678,000 $530/sqft |
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Based on information from California Regional Multiple Listing Service, Inc. as of Oct 12, 2026, 10:30AM and /or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. Information being provided is for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. This website may not include listings or property addresses of sellers who have directed their listing brokers to withhold their listing or their property address from display on the Internet. © 2026 California Regional Multiple Listing Service. All Rights Reserved.
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