We track 1 splash pad in Castaic. Every one of them is free. 1 is confirmed against official parks-department listings.
When to go
Peak summer highs in Castaic average 92°F. Mornings and late afternoons are far more comfortable than the middle of the day, and shade is worth planning around.
Month
Average high
June
83°F
July
90°F
August
92°F
What to expect
The things that decide a trip with small children — a toilet, some shade, somewhere to sit — are exactly what listings usually leave out. Across the 1 pads in Castaic:
This county aquatic center just north of Santa Clarita includes a splash pad that runs only during recreation swim sessions, with lifeguards on site. It is the closest county splash pad option for Santa Clarita Valley families.
On site: playground alongside
✓ Last confirmed for the 2026 season · parks dept confirmed