673 Castlehill Walnut, CA $ 1,388,000
673 Castlehill
$ 1,388,000
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673 Castlehill

Walnut, CA, 91789
$ 1,388,000
Bedrooms4 Baths3.1 Sq 2,579

Monthly Estimate*

$ 9,587

Listed by Julie Lee, JL Realty & Management, juliedreamhome7@gmail.com
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Single Family Home for sale in Walnut, CA

for $1,388,000 with 4 bedrooms and 3 full baths, 1 half bath. This 2,579 square foot home was built in 2026 on a lot size of 0.2806.

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.

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Single Family Active

Price

$ 1,388,000

Bedrooms

4

Full Bath

3

Half Bath

1

Property Type

Single Family

Taxes

$ 0

Style

Lot Size

0.2806

Year Built

2026

Town/City

Walnut

County/Region

Los Angeles

MLS | Web ID

IG26218237

Days on Market

2

Features
General
Living Area 2579
Sewer Public Sewer
Cooling Central Air
HOA Fee 0
Garage Spaces 2
Pool Features None
Year Built 2026
View Panoramic
Stories Count 2
Levels Two
Property Subtype Single Family Residence
Community Features Street Lights
County Los Angeles
New Construction false
Property Type Residential
HOA false
Attached Garage true
Garage Y/N true
Full Baths 3
Special Listing Conditions Standard
Status Active
Directions Valley View
City Walnut
Entry Location 1
Senior Community Y/N false
High School District Walnut Valley Unified
Number Of Units Total 1
MLS Area 668 - Walnut
Lot Size Units Square Feet
Lot Size Square Feet 12225
Listing Terms Cash Cash to New Loan Conventional 1031 Exchange FHA VA Loan
Property Attached Y/N false
Land Lease Y/N false
Additional Parcels Y/N false
Lease Considered Y/N false
Virtual Tour https://my.matterport.com/show/?m=pBpW3ACvrFA
Structure Type House
Living Area Units Square Feet
Standard Status Active
Occupancy Type Vacant
Year Built Source Assessor
Tax Lot 185
Property Sub Type Additional Single Family Residence
Expected Active Date 2026-10-08
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Interior
Fireplace Features Family Room
Total Stories 2
Common Walls No Common Walls
Air Conditioning Y/N true
Fireplace Y/N true
Half Baths 1
Laundry Features Laundry Closet
Total Bedrooms 4
Entry Level 1
Main Level Bedrooms 0
Main Level Bathrooms 1
Total Baths 4
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Exterior
Lot Features 0-1 Unit/Acre
Water Source Public
Total Parking 2
Lot Size Area 12225
Lot Size Acres 0.2806
Private Pool false
Lot Size Source Assessor
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* Excluded Features
List By
Julie Lee

Listing Agent

Jl Realty & Management

Broker

juliedreamhome7@gmail.com

Email

Affordability Calculator

$9,587
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Monthly Principal & Interest
$9,587
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Default based on a 30-year fixed rate of 7.375% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Nearby
4827338 Elementary School
4827337 Middle School
Unknown High School High School
Pricing History
DatePricePrice ChangeDescription
10/7/2026$1,388,000 Listed Price

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673 Castlehill, Walnut, CA, 91789 is a Single Family Home for sale at $1,388,000 with 2,579 sqft and a lot size of 0.2806. 673 Castlehill has 4 bedrooms, 3.1 baths, and was built in 2026. The property's zip code is 91789 which is in Walnut, CA