The best waterfall hikes and walks in Rancho San Antonio Open Space Preserve
4.6
(358)
5,402
hikers
2
hikes
Dive into the area’s natural wonders with our curated list of waterfall hikes and walks in Rancho San Antonio Open Space Preserve. Whether you’re after eye-catching cascades or serene streams, here are some of the best hiking trails in Rancho San Antonio Open Space Preserve with waterfalls.
Last updated: October 25, 2025
5.0
(4)
43
hikers
1. Castle Rock Falls – Inner Connector Trail loop from Saratoga
15.3km
04:41
530m
530m
Expert hike. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
Expert
5.0
(1)
37
hikers
2. Castle Rock Falls – Castle Rock loop from Saratoga
19.6km
06:00
640m
640m
Expert hike. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
Expert
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4.7
(3)
41
hikers
3. Castle Rock – Castle Rock Falls loop from Saratoga
10.1km
03:04
360m
360m
Expert hike. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
Expert
Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.
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