28346 Old Springs
Castaic, CA, 91384
$2,400,000
MLS: SR26072778
Beds
5
Baths
6
Sq Ft
4,159
Lot
0.51 ac
Year Built
2022
MLS #
SR26072778
Days on Market
12
Listed
Apr 5, 2026
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 4,156 sq ft, redefining luxury living on the largest lot in the 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. 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. 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 is a rare opportunity to own one of Williams Ranch’s most exceptional homes. Welcome to the perfect balance of luxury, lifestyle, and innovation...WELCOME HOME!
Location
Castaic, Los Angeles County, CA 91384
Open on Google Maps ↗Listed by: Christie Locke · NextHome Real Estate Rockstars
Payment estimate
$16,971
/ month (est.)
Principal, interest, taxes, and insurance + PMI. Down payment: $240,000 · Loan: $2,160,000
- Principal & Interest
- $13,271
- Property tax (1.25%)
- $2,500
- Homeowners insurance
- $300
- Mortgage insurance
- $900
Login required. The full tool supports FHA / VA / USDA, PMI by credit tier, lender fees, and total cash to close — with your inputs here carried over.
Today's Rates
As of Apr 23, 2026
- 30-year fixed
- 6.23%
- 15-year fixed
- 5.58%
Source: Freddie Mac Primary Mortgage Market Survey (PMMS). Updated weekly.
Financing Options
FHA Financing — 3.5% Down＋
First-time and repeat buyers can purchase this Castaic home with as little as 3.5% down using an FHA loan — roughly $84,000 down. FHA loans feature flexible credit guidelines and government-backed rates, making homeownership accessible for buyers who haven't saved a large down payment. Seller concessions up to 6% of the purchase price are also allowed.
USDA Rural Development — 100% Financing＋
ZIP code 91384 qualifies for USDA Rural Development financing — 100% financing with no down payment for income-eligible buyers. USDA loans offer below-market interest rates and reduced mortgage insurance premiums, making this one of the most affordable paths to homeownership in Castaic. Check your household income eligibility at eligibility.sc.egov.usda.gov.
Local Market Stats
See Castaic, CA 91384 market trends →
Median sold price, days on market, active inventory, price brackets, and 12-month trends — pulled live from the MLS.
★#1 Producing Individual Realtor — Antelope Valley
Only large teams outsell Mike Watson · Keller Williams Realty
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