Snake River (Massacre Rocks)
River · Idaho
ℹ️ Community-reported spot. Details below are compiled from public sources and are reported to be accurate — always verify locally before visiting.
About this swimming hole
The Snake River at Massacre Rocks State Park, with riverside trails and historic register rock. The river here is wide and the desert scenery is stark. A historic river stop.
Good to know
| Water type | River |
|---|---|
| Depth | wading to ~5 ft |
| Best season | June-September |
| Fees | Idaho State Parks day-use ($7/vehicle) |
| Reservations required | No |
| Hours | sunrise-sunset |
| Parking | State park lots |
| Amenities | restrooms, picnic tables |
| County | Power County |
| Nearest town | American Falls |
| Safety notes | No lifeguard |
Map
Nearby swimming holes
Frequently asked questions
Does Snake River (Massacre Rocks) require reservations?
No reservations are required at Snake River (Massacre Rocks) based on current information — but verify before you go.
Is there a fee to visit Snake River (Massacre Rocks)?
Reported fee info: Idaho State Parks day-use ($7/vehicle). Fees can change — confirm with the official link.
When is the best time to visit Snake River (Massacre Rocks)?
The best season is typically June-September.
⚠️ Verify before you go. Conditions, fees, reservations, and access can change — confirm details with the official link before visiting. Last verified: September 2026