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28346 Old Springs, 
Castaic, CA 91384

$2,300,000

5

Beds

6

Baths

4,159

Sq Ft

Single Family

Active

Listed by

Christie Locke

RE/MAX Gateway

Last updated:

August 19, 2026, 04:40 AM

MLS#

SR26137375

Source:

MLSListings

About This Home

28346 Old Springs

It's not just a home...Its an EXPERIENCE; An experience of truly elevated living in this one-of-a-kind Williams Ranch showpiece in Castaic. Built in 2022, this stunning 5-bedroom, 5.5-bathroom home offers 4,159 sq ft, redefining luxury living on the LARGEST LOT IN THE ENTIRE COMMUNITY sprawling over 22,238 sq ft. Designed to impress, the property showcases panoramic views, a state-of-the-art pool and spa, private basketball court, putting green, and exceptional upgrades throughout. Inside, the home blends modern elegance with spacious, thoughtfully designed living areas ideal for both everyday comfort and high-end entertaining. No expense was spared on the interior's special highest tiered options. Entertain in the living space downstairs or in the upstairs loft, and work from home in the downstairs office. Potential for multi-generational living with a bedroom on main floor with en-suite bathroom in a separated wing. Two bathrooms on the main floor. The primary suite is an absolute dream with ensuite spa-like bath, spacious closet, and panoramic views from the balcony. Each bedroom has its own bathroom, or one just outside of the bedroom door. A 3-car garage and two Tesla Powerwalls add convenience, efficiency, and cutting-edge functionality to this extraordinary residence. This

Home Facts

Single Family

6 Baths

5 Bedrooms

Built in 2022

Price Summary

2,300,000

$553 per Sq. Ft.

MLS #:

SR26137375

Last Updated:

August 19, 2026, 04:40 AM

Added:

1 month(s) ago

Rooms & Interior

Bedrooms

Total Bedrooms:

5

Bathrooms

Total Bathrooms:

6

Full Bathrooms:

6

Interior

Living Area:

4,159 Sq. Ft.

Structure

Structure

Building Area:

4,159 Sq. Ft.

Year Built:

2022

Lot

Lot Size (Sq. Ft):

22,238

Finances & Disclosures

Finances

Price:

$2,300,000

Price per Sq. Ft:

$553 per Sq. Ft.

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The information being provided by Mlslistings Inc is for the consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumer may be interested in purchasing. Any information relating to real estate for sale referenced on this web site comes from the Internet Data Exchange (IDX) program of the Mlslistings Inc. RE/MAX Gateway is not a Multiple Listing Service (MLS), nor does it offer MLS access. This website is a service of RE/MAX Gateway, a broker participant of Mlslistings Inc. This web site may reference real estate listing(s) held by a brokerage firm other than the broker and/or agent who owns this web site. The accuracy of all information, regardless of source, including but not limited to open house information, square footages and lot sizes, is deemed reliable but not guaranteed and should be personally verified through personal inspection by and/or with the appropriate professionals. The data contained herein is copyrighted by Mlslistings Inc and is protected by all applicable copyright laws. Any unauthorized dissemination of this information is in violation of copyright laws and is strictly prohibited. Properties in listings may have been sold or may no longer be available. Copyright 2026 Mlslistings Inc. All rights reserved.

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Contact an Agent

Yes, I would like more information. Please use and/or share my information with a Coldwell Banker ® affiliated agent to contact me about my real estate needs. By clicking Contact, I request to be contacted by phone or text message and consent to being contacted by automated means. I understand that my consent to receive calls or texts is not a condition of purchasing any property, goods, or services. Alternatively, I understand that I can access real estate services by email or I can contact the agent myself.

If a Coldwell Banker affiliated agent is not available in the area where I need assistance, I agree to be contacted by a real estate agent affiliated with another brand owned or licensed by Anywhere Real Estate (BHGRE®, CENTURY 21®, Corcoran®, ERA®, or Sotheby's International Realty®). I acknowledge that I have read and agree to the terms of use and privacy notice.