Williams Ranch sits inside Castaic, which by the broad Castaic read looks like a seller's market (June 2026): months of supply around 2.4 (under three favors sellers), a median list price in the range of $889,000, and homes selling in about 18 days. Those are city-wide figures for context; the live, per-tract Williams Ranch market — every home coming soon, for sale, in escrow, and recently sold — is right below, straight from CRMLS.
The Williams Ranch market right now
Coming soon, for sale, in escrow, and recently sold — live from CRMLS, matched to Williams Ranch by its MLS area code, not a guess.
Coming Soon
For Sale
In Escrow / Pending
Recently Sold
See the full Williams Ranch closed-price history →
Mello-Roos in Williams Ranch
As new-construction master-planned development, Williams Ranch commonly carries a Mello-Roos (CFD) special tax. Confirm the exact amount per parcel.
Full breakdown: Mello-Roos by community · What is Mello-Roos · How to find it before you offer
Schools in Williams Ranch
For junior high and high school, Williams Ranch is in the William S. Hart Union High School District (grades 7–12), which covers the whole Santa Clarita Valley. For elementary (TK–6), Williams Ranch falls in the Castaic Union School District.
School attendance boundaries change and depend on your exact address, so the same neighborhood can split between schools. Always verify your specific schools with the district’s official locator before you rely on it.
Official locators: William S. Hart Union High School District · Castaic Union School District
Common questions about Williams Ranch
- What is Williams Ranch?
- Williams Ranch is one of the newest master-planned communities in Castaic, modern construction with a pool, parks, and trails on the west side. New-construction Mello-Roos commonly applies.
- Does Williams Ranch have Mello-Roos?
- As new-construction master-planned development, Williams Ranch commonly carries a Mello-Roos (CFD) special tax. Confirm the exact amount per parcel.
- What will I net selling a Williams Ranch home?
- Connor's listing fee is a fixed $17,000, not a percentage, the same Fair Fixed Fee regardless of price. The buyer's agent fee is separate and negotiable. On a $889,000 sale, a 3% listing fee would run about $26,670 versus the fixed $17,000. Connor runs your exact net before you list.