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673 Castlehill
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Single Family Residence 
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673 Castlehill 
$1,388,000
Offered at
Walnut, CA 91789
Los Angeles County
4
Beds
4
Baths
2,579
Sq Ft
12,223
Lot Sq Ft
2026
Year Built
BRAND-NEW CUSTOM LUXURY HOME WITH BREATHTAKING CITY-LIGHT VIEWS IN WALNUT! This exceptional 4-bedroom, 3.5-bath residence sits on an expansive 12,000+ sq. ft. lot and offers approximately 2,579 sq. ft. of beautifully designed living space with premium, high-quality upgrades throughout. Soaring ceilings, sophisticated…
BRAND-NEW CUSTOM LUXURY HOME WITH BREATHTAKING CITY-LIGHT VIEWS IN WALNUT! This exceptional 4-bedroom, 3.5-bath residence sits on an expansive 12,000+ sq. ft. lot and offers approximately 2,579 sq. ft. of beautifully designed living space with premium, high-quality upgrades throughout. Soaring ceilings, sophisticated finishes, an open-concept floor plan, and panoramic city-light and rolling-hill views create an exceptional blend of luxury, comfort, and modern living.
The impressive gourmet kitchen is the centerpiece of the home, featuring an upgraded backsplash, elegant glass-front cabinetry, quartz countertops, a large center island, and soft-closing drawers. It flows seamlessly into the dining and spacious family room, creating an ideal space for entertaining and everyday gatherings. A fireplace adds warmth to the family room, while luxury vinyl plank flooring and high ceilings enhance the home's contemporary style.
The main level features a private ensuite bedroom, ideal for guests, extended family, or multigenerational living, plus a separate powder room. Upstairs, the luxurious primary suite offers a spa-inspired retreat with a freestanding soaking tub, walk-in shower, and oversized walk-in closet. Two additional bedrooms share a convenient Jack-and-Jill bathroom.
The oversized garage features epoxy flooring, abundant storage, and direct access to the home. The expansive backyard offers beautiful city-light and hillside views, along with potential for an ADU or additional outdoor living space, subject to applicable city requirements. An additional street at the rear of the property provides added access and flexibility.
NO HOA. NO MELLO-ROOS. Located in the highly regarded Walnut Valley Unified School District, this home is conveniently close to shopping, dining, entertainment, major freeways, and everyday conveniences.
A rare opportunity to own a brand-new custom luxury home on a premium oversized lot with exceptional views, high-quality upgrades, and no HOA or Mello-Roos in the heart of Walnut.
Facts & Features
Interior
Bedrooms & bathrooms
- Bedrooms: 4
- Bathrooms: 4
- Full bathrooms: 3
- 1/2 bathrooms: 1
Cooling
- Cooling: Central Air
Appliances
- Laundry: Laundry Closet
Features
- Has fireplace: Yes
- Fireplace features: Family Room
Interior area
- Total interior livable area: 2,579 sqft
Property
Parking
- Total spaces: 2
- Attached garage spaces: 2
Features
- Stories: 2
- Has private pool: No
- Has view: Yes
- View features: Panoramic
Lot
- Size: 0.28 Acres
- Features: Zero To One Unit Acre
Details
- Parcel number: 8722014022
Construction
Type & style
- Home type: Residential
- Property subtype: Single Family Residence
Condition
- Year built: 2026
Location
Mike Zwarg
Broker / Owner
951-528-0626
mike@mzhomes.us
mike@mzhomes.us
Listing Office: JL Realty & Management · Listing Agent: Julie Lee · 213-321-5855 · CRMLS
The property listing information on this website comes in part from the California Regional Multiple Listing Service (CRMLS) via Internet Data Exchange (IDX). Information is deemed reliable but is not guaranteed accurate by the MLS, and all properties are subject to prior sale, change, or withdrawal. This data is provided exclusively for consumers' personal, non-commercial use, and may not be used for any purpose other than identifying properties consumers may be interested in purchasing. Buyers should independently verify all information, including square footage, lot size, schools, and property condition.
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673 Castlehill, Walnut, CA 91789
951-528-0626
mike@mzhomes.us
mzhomes.us
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