21078 Willow Heights

Diamond Bar, CA 91765

Active

$2,498,000
5Beds
5Baths
3,312Sq Ft
2015Year built
141Days on market

Listed Jun 6, 2026. Days on market is reported by the MLS and may differ from calendar days.

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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 $150,00.00 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.

Listing and market information

Status
Active
Listing type
Sale
Days on market
141
Listed
Jun 6, 2026
Last updated
Oct 25, 2026
List price
$2,498,000
List price per sq. ft.
$754
MLS area
616 - Diamond Bar
County
Los Angeles
MLS number
WS26108557

Property facts

Property type
Residential
Property subtype
Single Family Residence
Bedrooms
5
Bathrooms
5
Full bathrooms
5
Living area
3,312 sq ft
Lot size
7,642 sq ft
Year built
2015
Parking spaces
3

Costs and lease terms

HOA dues
$172 monthly

Property location

21078 Willow Heights, Diamond Bar, CA 91765

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Location supplied with this listing. Map pins are not a survey or property boundary.

MLS information and disclosures

Source MLS
CRM
Listing number
WS26108557
Listing feed
CRMLS
Source record updated
Oct 25, 2026 4:16 pm PDT

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