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Single family home for sale at 28346 Old Springs, Castaic, CA 91384 | MLS# SR26137375 | Listing updated on 2026-09-12
Photo 1 of Single family home for sale at 28346 Old Springs, Castaic, CA 91384 | MLS# SR26137375 | Listing updated on 2026-09-12
Photo 2 of Single family home for sale at 28346 Old Springs, Castaic, CA 91384 | MLS# SR26137375 | Listing updated on 2026-09-12
Photo 3 of Single family home for sale at 28346 Old Springs, Castaic, CA 91384 | MLS# SR26137375 | Listing updated on 2026-09-12
Photo 4 of Single family home for sale at 28346 Old Springs, Castaic, CA 91384 | MLS# SR26137375 | Listing updated on 2026-09-12
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Listed by: Christie Locke (661) 904-3635 DRE #02031344 | RE/MAX Gateway (661) 702-4900

$2,300,000

Monthly Est:$11,448

  • Beds Icon5 Beds
  • Beds Icon
    6 Baths
  • Beds Icon4,159sqft

28346 Old Springs, Castaic, CA 91384

$11,448/moEst:

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  • Single Family Residence

  • Built in 2022

  • $385/mo HOA

  • 22,238 sqft lot

  • $553/sq.ft

Description

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 spec...

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  • Houzeo last checked: 9 minutes ago
  • Listing updated: September 12, 2026 at 2:12 am
  • Source: California Regional MLS-CA | MLS#: SR26137375 California Regional MLS-CA

Property Details

  • Status

    Active

  • Type

    Single Family Residence

  • No. of Stories

    2

  • County

    Los Angeles County

  • City

    Castaic

  • Neighborhood

    --

  • Year Built

    2022

  • HOA Fees

    $385/mo

  • Finished Area

    4,159 sqft

  • Lot Size

    22,238 sqft lot

  • Basement Area

    - sqft

  • MLS Name

    California Regional MLS

  • MLS Number

    SR26137375

  • MLS Status

    Active

  • Days on Market

    80

  • Cumulative Days on Market

    152

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HOA Management

Williams Ranch

HOA Fees

$385/ Monthly

Amenities

Amenities and services may be covered by one or multiple associations and service providers.

Pool Pool

Bike Trails Bike Trails

Spa Spa

OutdoorCookingArea OutdoorCookingArea

PicnicArea PicnicArea

Disclaimer: Amenities are based on third-party information and may vary; buyers must independently verify all amenities, as information is deemed reliable but not guaranteed.

Facts & Features

Rooms

  • Bedrooms & bathrooms

    Bedrooms: 5

    Bathrooms: 6

Interior

  • Sewer

    Public Sewer

  • Interior Features

    Bedroom On Main Level, Loft, Primary Suite

  • Cooling

    Central Air, Dual

  • Heating

    Solar

Utilities & Energy

  • Water Source

    Public

  • Association Amenities

    Outdoor Cooking Area, Picnic Area, Pool, Spa Hot Tub, Trails

  • Fireplace Features

    Living Room

  • Pool Features

    Private, Association

  • Laundry Features

    Inside, Laundry Room, Upper Level

Other Features

  • Lot Features

    Zero To One Unit Acre

  • Subdivision Name

    Williams Ranch (wilrch)

  • Community Features

    Mountainous, Suburban, Sidewalks

Price History

DateEventPrice

08/18/2026

Source: mls_logoCalifornia Regional MLS-CA #SR26137375

Price Decreased

$2,300,000 -1.08%

$553/sqft

07/24/2026

Source: mls_logoCalifornia Regional MLS-CA #SR26137375

Price Decreased

$2,325,000 -1.90%

$559/sqft

05/21/2026

Source: mls_logoCalifornia Regional MLS-CA #SR26072778

Price Increased

$2,370,000 +0.85%

$570/sqft

04/10/2026

Source: mls_logoCalifornia Regional MLS-CA #SR26072778

Off Market

$2,350,000

$565/sqft

04/10/2026

Source: mls_logoCalifornia Regional MLS-CA #SR26072778

Listed for Sale

$2,350,000 -2.08%

$565/sqft

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Based on information from California Regional Multiple Listing Service, Inc. as of Sep 20, 2026, 10:00PM and /or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. Information being provided is for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. This website may not include listings or property addresses of sellers who have directed their listing brokers to withhold their listing or their property address from display on the Internet. © 2026 California Regional Multiple Listing Service. All Rights Reserved.

Advertising Broker: William Johnson DRE #01463271 | William Johnson Brokerage

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