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California · Rock Climbing
Castaic's rock climbing scene is almost entirely built around bouldering, and the two main areas -- the Roadside Boulders and the Conglomerate Boulders at Templin -- give you a solid day's worth of problems without needing a rack or a rope.
27 spotsUpdated weeklyFree to access
View on mapRock Climbing · 27 spots
Castaic's rock climbing scene is almost entirely built around bouldering, and the two main areas -- the Roadside Boulders and the Conglomerate Boulders at Templin -- give you a solid day's worth of problems without needing a rack or a rope. The Templin boulders, sometimes listed as Conglomerate Boulders, sit near the old Templin Highway corridor and offer the kind of textured conglomerate rock that rewards heel hooks and body-tension moves, which you can see reflected in problems like Heel Huckin and Body Language. The Roadside Boulders are more accessible for a quick session, with a mix of problems ranging from approachable lines like First Impressions and Obligatory to more committing sequences like Commit or Quit and Hyperbolic Time Chamber. With 27 active listings across both areas, there's enough variety to keep intermediate boulderers busy for multiple visits, and beginners will find entry points without having to project anything serious on day one. The rock is conglomerate rather than granite or sandstone, so expect a different texture underfoot and overhead -- it can be rough on skin, and conditions matter more than people expect for a spot this close to the LA basin.
Both the Roadside Boulders and the Templin Conglomerate Boulders have problems spread across difficulty levels. Beginners can work lines like First Impressions and Obligatory, while more experienced boulderers will find challenges in problems like Hyperbolic Time Chamber and Commit or Quit. It's not a destination built around one grade range, which makes it workable for a group with mixed experience.
Fall through spring is generally the most comfortable window. Castaic sits in the northern Santa Clarita Valley and summers get genuinely hot -- afternoon temps can make the conglomerate rock too warm to grip well and rough on skin. October through April tends to offer the most reliable conditions, with winter days often being ideal as long as it hasn't rained recently.
Absent Minded
~0 min drive
A worthwhile stop near California.
Conglomerate Boulders (Templin boulders)
~0 min drive
California conglomerate bouldering with distinctive pebble-studded rock formations.
Rail Spike
~15 min drive
A worthwhile stop near California.
Ass Backwards
~0 min drive
A worthwhile stop near California.
Roadside Boulders
~1 min drive
Accessible California bouldering with convenient roadside access and approachable problems.
Girls With Guns
~35 min drive
A worthwhile stop near California.
Perplexity
~0 min drive
A worthwhile stop near California.
Broken Glass Boulder
~35 min drive
California bouldering area with varied problems and accessible climbing.
Gun Show
~35 min drive
A worthwhile stop near California.
Sex on the Beach
~0 min drive
A worthwhile stop near California.
East Face of the Elephant's Head (The Caves)
~35 min drive
California cave-like formations with overhanging climbing and distinctive features.
Vasectomy
~35 min drive
A worthwhile stop near California.
Rock climbing
Castaic, California
Rock climbing
Castaic, California
Bouldering
Castaic, California
Bouldering
Castaic, California
Bouldering
Castaic, California
Bouldering
Castaic, California
Bouldering
Castaic, California
Bouldering
Castaic, California
Bouldering
Castaic, California
Bouldering
Castaic, California
Rock climbing
Castaic, California
Bouldering
Castaic, California
Bouldering
Castaic, California
Bouldering
Castaic, California
Bouldering
Castaic, California
Bouldering
Castaic, California
Bouldering
Castaic, California
Bouldering
Castaic, California
Bouldering
Castaic, California
Bouldering
Castaic, California
Bouldering
Castaic, California
Bouldering
Castaic, California
For bouldering at both areas, a crash pad, climbing shoes, and a brush are the essentials. The conglomerate rock texture can be abrasive, so tape is worth bringing if you're planning a longer session. No ropes, harnesses, or gear placements are needed -- all the listed problems are boulder problems.
The Templin boulders are accessed via the Templin Highway area off Interstate 5, north of the Castaic Lake recreation zone. The approach is relatively short and doesn't require a long hike. An Adventure Pass or equivalent National Forest day-use permit may be required depending on where you park, so check current Angeles National Forest requirements before you go.
Based on the current listings, Castaic's climbing is essentially all bouldering. All 27 active problems in the area are listed as boulder problems across the two main climbing areas. If you're looking for sport or trad routes, you'd need to head to nearby areas like Williamson Rock or Malibu Creek rather than staying in Castaic.
