Updated July 2026
Pillar Falls
A series of low cascades and rapids totaling about 20 ft, divided by prominent pillars of eroded volcanic andesite, roughly 1.5 miles upstream of the Perrine Bridge. Reached by a steep canyon trail or by paddle from Centennial Waterfront Park.
Before you go
Waterfalls are hazardous by nature — wet rock, cold water, and unstable edges — and flow varies enormously with season and recent rain. Trail figures here describe the route as documented, not conditions today. Check the managing agency for closures and current conditions, and confirm land status before setting out.
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Frequently Asked Questions
Pillar Falls drops about 20 feet. That makes it the 598th-tallest documented waterfall in this inventory, taller than roughly 12% of the falls listed here. Height comes from published land-manager and survey records, not from our own measurement.
The Pillar Falls Trail (Snake River Canyon) reaches it about 2.4 miles (out-and-back) with roughly 500 feet of elevation gain, rated strenuous. The nearest town is Twin Falls. That describes the route as documented, not conditions on the day — check with the managing agency for closures and current conditions.
late summer (low water). Waterfall flow swings enormously with snowmelt and recent rain, so a fall that roars in spring can be a trickle by late summer.
More Idaho waterfalls
- Bridal Veil Falls
- Char Falls · 50 ft
- Copper Falls · 160 ft
- Elk Creek Falls
- Fall Creek Falls · 60 ft
- Jump Creek Falls · 55 ft
- Lower Mesa Falls · 65 ft
- Perrine Coulee Falls · 197 ft
Sources
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