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Trinity Lakes

Contact Info
1249 S. Vinnell Way
Boise, ID 83709

7760 feet


Cutthroat Trout
Rainbow Trout


Camping Info
Big Trinity Campground (17 units) is on the lake. The Forest Service Trinity Guard Station can be reserved: 877-444-6777 or Little Trinity Lake is available for day use only. Big Roaring and Little Roaring River campgrounds are nearby.


Map + Directions

Basic Directions

Big and Little Trinity Lakes are in the South Fork Boise River watershed. From Featherville take Forest Road 172 to forest Road 129. From the north side of Anderson Ranch Reservoir, take either Forest Road 128 or 123. They both turn in to Forest Road 129 which goes to the lakes. Big Roaring and Little Roaring Lakes are also in the same area. Access the Rainbow Basin lakes by foot only.

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