Save
Ask
Tour
Hide
Share
$1,388,000
New Listing

673 Castlehill
Walnut, CA 91789

Single Family Residence|Coming Soon
4
Beds
4
Total Baths
3
Full Baths
1
Partial Bath
2,579
SqFt
$538
/SqFt
2026
Built
County:
Los Angeles
Listed by Julie Lee of JL Realty & Management [email protected]
673 Castlehill673 Castlehill673 Castlehill673 Castlehill
Save
Ask
Tour
Hide
Share

Mortgage Calculator

Monthly Payment (Est.)

Enter an interest rate to see your estimated monthly payment.
Calculator powered by Showcase IDX, a Constellation1 Company. Copyright ©2026 Information is deemed reliable but not guaranteed.

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.

Save
Ask
Tour
Hide
Share
Listing Snapshot
Price 
$1,388,000
Days On Site 
0 Days
Bedrooms 
4
Inside Area (SqFt) 
2,579 sqft
Total Baths 
4
Full Baths 
3
Partial Baths 
1
Lot Size 
0.2806 Acres
Year Built 
2026
MLS® Number 
IG26218237
Status 
Coming Soon
Property Tax 
N/A
HOA/Condo/Coop Fees 
N/A
Sq Ft Source 
Assessor
Friends & Family
Recent Activity
8 hours agoListing first seen on site
15 hours agoListing updated with changes from the MLS®
General Features
Acres 
0.2806
Attached Garage 
Yes
Garage 
Yes
Garage Spaces 
2
Land Lease 
No
Levels 
Two
Number Of Stories 
2
Parking 
Attached
Parking Spaces 
2
Property Sub Type 
Single Family Residence
Sewer 
Public Sewer
Special Circumstances 
Standard
Water Source 
Public
Interior Features
Cooling 
Central Air
Fireplace 
Yes
Fireplace Features 
Family Room
Laundry Features 
Laundry Closet
Family Room 
Kitchen 
Living Room 
Save
Ask
Tour
Hide
Share
Exterior Features
Pool Features 
None
View 
Panoramic
Waterview 
Panoramic
Community Features
Community Features 
Street Lights
MLS Area 
668 - Walnut
School District 
Walnut Valley Unified
Financing Terms Available 
CashConventionalFHAVA Loan1031 Exchange
Building Access 
1
Schools
School District
Walnut Valley Unified
Elementary School
Unknown
Middle School
Unknown
High School
Unknown


This information is for your personal, non-commercial use and may not be used for any purpose other than to identify prospective properties you may be interested in purchasing. The display of MLS data is usually deemed reliable but is NOT guaranteed accurate by the MLS. Buyers are responsible for verifying the accuracy of all information and should investigate the data themselves or retain appropriate professionals. Information from sources other than the Listing Agent may have been included in the MLS data. Unless otherwise specified in writing, the Broker/Agent has not and will not verify any information obtained from other sources. The Broker/Agent providing the information contained herein may or may not have been the Listing and/or Selling Agent.

Neighborhood & Commute
Source: Walkscore
Save
Ask
Tour
Hide
Share