Mulberry Park Splash Pad
✓ Last confirmed for the 2025 season
Where: 751 Mulberry Drive, San Marcos, California
Season: Memorial Day weekend - September 30
Hours: 10 a.m.-6 p.m.
Cost: free
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Touch-activated ground jets make up the free splash pad here, paired with a renovated playground that has separate big-kid and toddler sections plus swings. Shaded picnic tables, bathrooms and open grass fields round out the park.
When to go. Peak summer highs in San Marcos average 82°F — warm enough for a splash pad through most of the season without being punishing at midday.
If this one's closed or packed
Splash pads close for maintenance, run short seasons and fill up on hot weekends. There are 2 other pads within 5 miles and 8 within 15. These are the ones worth the drive — ranked by shade, toilets and cost first, then by how close they are: