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Diamond Bar, CA

$2,498,000

21078 Willow Heights, Diamond Bar, CA
5
Beds
5
Baths
3,312
Sq Ft
2015
Built
49
Days listed

About this home

EXPERIENCE THE PINNACLE OF REFINED LIVING IN THIS STUNNING LUXURY RESIDENCE, PERFECTLY SITUATED ON A PREMIUM 7,642 SQFT LOT WITHIN THE EXCLUSIVE GATED COMMUNITY OF WILLOW HEIGHTS AND LOCATED IN THE AWARD-WINNING WALNUT VALLEY UNIFIED SCHOOL DISTRICT. Boasting over $100,00.00 in high-end upgrades and breathtaking 270-degree panoramic view, this house is a masterpiece of design and functionality. Step through the entry, featuring a powder room and deep under-stair storage, into an expansive, sun-drenched open floor plan characterized by recessed lighting, statement chandeliers and elegant tile flooring. The spacious living room effortlessly compliments the adjoining culinary masterpiece. This chef's kitchen features professional-grade GE Monogram stainless steel appliances, including a 6-burner range, oven, dishwasher, wine cooler and built-in refrigerator. The space is anchored by a massive central island with bar seatings, a spacious walk-in pantry and an adjacent dining area perfect of hosting intimate dinners or grand celebrations. The first floor offers a versatile bedroom with walk-in closet and direct bathroom access, ideal for guests or multi-generational living. Ascent the custom hardwood staircase to find a massive loft that serves as a flexible family room, game room or media center. The primary master suite features a large walk-in closet and a spa-like ensuite with a soaking tub, separate shower and private water closet. Additional quarters include two bedrooms sharing a Jack-and-Jill bathroom, a junior suite with its own private bath, a dedicated office/den and a laundry room equipped with a sink, generous storage & cabinetry. Premium upgrades include plantation shutters, customized designer window treatments, tile in all bathrooms/laundry and hardwood flooring throughout the second level, and 12-wired-camera SimpliSafe security system. The interior flows seamlessly to a California Patio, providing a sophisticated space to enjoy the region's idyllic weather and unobstructed views. The meticulously landscaped backyard is a showstopper, featuring elegant light posts and a unique gate designed for additional vehicles or RV storage. Complete with a 3-bay attached garage and solar. Easy access to 57/60 freeways, retail, supermarkets, parks and trails.

Facts & features

Interior
Bedrooms
5
Bathrooms
4 full, 1 half
Living area
3,312 sq ft
Interior features
Built In Features, Granite Counters, Open Floorplan, Pantry, Recessed Lighting, Storage, Tandem, Bedroom On Main Level, Entrance Foyer, Jack And Jill Bath, Loft, Primary Suite, Walk In Pantry, Walk In Closets
Appliances
Built In Range, Dishwasher, Refrigerator, Tankless Water Heater
Flooring
Tile, Wood
Fireplace
None
Heating
Central
Cooling
Central Air
Laundry
Laundry Room
Levels
Two
Spa
None
Exterior & lot
Lot size
0.175 acres (7,642 sq ft)
Pool
None
View
City Lights, Neighborhood
Year built
2015
Parking
Direct Access, Driveway, Garage, Private, Rv Potential
Parking spaces
3
Community
Area
616 - Diamond Bar
County
Los Angeles
Community features
Park, Street Lights
HOA fee
$172/mo
Listing details
Status
Active
Property type
Single Family Residence
Days on market
49
Listed
2026-05-18
Terms
Cash, Cash To New Loan, Conventional
Parcel #
8714031017
MLS #
WS26108557
Listed by
ALICE LIM · Beverly and Company, Inc.

Location

Price history

Listed
$2,498,000 · 2026-05-18
Days on market
49
Current price
$2,498,000
Financing

Could this home be yours?

Estimated monthly payment
$15,670
$12,631 principal & interest · $3,039 taxes & insurance
$499,600
Estimate only
Loan $1,998,400

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Estimated value range nearby
$1,653,773$1,941,386

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Listing data provided by CRMLS

Listing courtesy of Beverly and Company, Inc.. © 2026. The multiple listing data appearing on this website is owned and copyrighted by California Regional Multiple Listing Service, Inc. ("CRMLS") and is protected by all applicable copyright laws. Information provided is for the consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties the consumer may be interested in purchasing. All data, including but not limited to 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. The listing broker's offer of compensation is made only to participants of the MLS where the listing is filed. Last updated July 26, 2026 Equal Housing Opportunity.

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