28426 Old Springs RD
Castaic, CA, 91384
$1,849,900
4 Beds
4 Baths
3,141 SqFt
0.38 Acres
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MLS #SR26138792 image #0
FORMER SINGLE-STORY MODEL HOME WITH UPGRADES GALORE & MASSIVE 16,000 SQ. FT. VIEW LOT! Don’t miss this incredible opportunity to secure one of the very last single-story homes available in the Williams Ranch community. This spectacular Plan 13 residence was a former model home, meaning it comes absolutely loaded with upgrades galore, high-end custom finishes, and unique designer features at every single turn. Spanning an impressive 3,141 square feet of luxury living area, the home is perfectly situated on an expansive, premium 16,000 square foot lot. The outdoor space is a true private oasis, featuring a completely finished, professionally landscaped backyard adorned with beautiful, mature trees, all framing a breathtaking, picturesque view.
The highly desirable single-level floor plan offers the perfect balance of grand entertaining spaces and private retreats, featuring four spacious bedrooms and 3.5 beautifully appointed bathrooms. Because this was a showcase model home, every room has been professionally curated with top-tier interior details designed for seamless indoor-outdoor California living. With its sprawling, turnkey backyard, mature landscaping, premium view orientation, and unparalleled builder upgrades, this rare property is ready for immediate enjoyment. As one of the final single-story opportunities remaining in the community, this home combines model-home sophistication with ultimate single-level convenience.
Live on a 430-acre master planned community nestled between the Sierra Pelona Mountains. Come and be a part of a community that has an exceptional recreation center, junior-size Olympic swimming pool, and an outdoor kitchen. Here you will be surrounded by abundant open space hiking trails, numerous pocket parks, entertainment amphitheater, large citrus orchards, and working vineyards.

Property Details

Price:
$1,849,900
MLS #:
SR26138792
Status:
Active
Beds:
4
Baths:
4
Type:
Single Family
Subtype:
Single Family Residence
Subdivision:
Williams Ranch WILRCH
Neighborhood:
haschasleycanyon
Listed Date:
Jun 28, 2026
Finished Sq Ft:
3,141
Lot Size:
16,666 sqft / 0.38 acres (approx)
Year Built:
2022
RanchNewconstructionHasc – Hasley CanyonHaschasleycanyonWilliams Ranch WilrchWilliam S. Hart UnionNeighborhood

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Schools

School District:
William S. Hart Union

Interior

Appliances
DW, MW
Bathrooms
3 Full Bathrooms, 1 Half Bathroom
Cooling
CA, DL
Heating
CF
Interior Features
RECL, OFP, PTRY, HCEL, QTZC
Laundry Features
GAS, IR, UL
Levels
A
Main Level Bathrooms
2
Main Level Bedrooms
1

Exterior

Architectural Style
RAN
Attached Garage YN
1
Common Walls
NCW
Community Features
SDW, STM, SL, CRB, PARK
Fencing
BW, WI
Garage Spaces
3
New Construction YN
1
Parking Spots
3
Parking Total
3
Patio And Porch Features
POF
Roof
CON
Security Features
SD, COD, FS
Spa Features
AS
View
NE
Window Features
DPW

Financial

HOA Fee
$385
HOA Fee Frequency
MO

Map

Community

Market Summary

Current real estate data for Single Family in Castaic as of Jul 03, 2026
72
Single Family Listed
65
Avg DOM
372
Avg $ / SqFt
$761,399
Avg List Price

Property Summary

    Located in the Williams Ranch (WILRCH) subdivision, 28426 Old Springs RD Castaic CA is a Single Family for sale in Castaic, CA, 91384. It is listed for $1,849,900 and features 4 beds, 4 baths, and has approximately 3,141 square feet of living space, and was originally constructed in 2022. The current price per square foot is $589. The average price per square foot for Single Family listings in Castaic is $372. The average listing price for Single Family in Castaic is $761,399.

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28426 Old Springs RD
Castaic, CA