Massacre Rocks State Park

Massacre Rocks State Park Located on the mighty Snake River, Massacre Rocks State Park is rich in history and full of year-round recreation.

Massacre Rocks State Park has recreational opportunities for all ages; 42-unit campground, 8-miles of hiking and biking trails, 18-hole Disc Golf course, boating access to the Snake River, Historic Oregon Trail ruts & Register Rock, Visitor Center with resale items and much more. We are open year-round with the Upper Loop campground with two camper cabins available during the winter months.

TOP PHOTO is Back for September! Submit your photos of Massacre Rocks State Park for your chance at some swag and to be ...
08/31/2026

TOP PHOTO is Back for September!
Submit your photos of Massacre Rocks State Park for your chance at some swag and to be our cover photo for next month! Be sure the photo is taken at Massacre Rocks State Park of Idaho to be eligible. Note: When photos are submitted in portrait orientation rather than landscape orientation, we use photo-editing software to extend the sides of the image so it fits the Facebook cover photo format.

We have our August TOP PHOTO winner for Massacre Rocks State Park! Congratulations to Sarah Jackson on your beautiful ph...
08/31/2026

We have our August TOP PHOTO winner for Massacre Rocks State Park! Congratulations to Sarah Jackson on your beautiful photo! Sarah, please email [email protected] to claim your swag!

🤣🤣🤣🤣 That's just crazy talk!
08/31/2026

🤣🤣🤣🤣 That's just crazy talk!

You came for the Idaho scenery, not the surprise maraca in the rocks, so watch your step and let the rattlesnake keep its side of the trail.

VOTE NOW! Photos are in no particular order… Please click like or love to vote on your favorites. On Monday we will anno...
08/27/2026

VOTE NOW! Photos are in no particular order… Please click like or love to vote on your favorites. On Monday we will announce the winner of TOP PHOTO for AUGUST

🐾 Happy National Dog Day! 🐾Today, we’re celebrating our four-legged adventure buddies—the tail-waggers, trail troopers, ...
08/26/2026

🐾 Happy National Dog Day! 🐾

Today, we’re celebrating our four-legged adventure buddies—the tail-waggers, trail troopers, stick collectors, and professional squirrel watchers! 🐶🌲
So grab the leash, pack the treats and water, and let your pup lead the way! Because every good adventure is better with a little extra wagging. ❤️Make sure to leash up, scoop the p**p and respect pet-restricted areas!

Photo Courtesy: Michelle Pippitt Storms

TRIVIA TUESDAY! 🌊🪨Question: What catastrophic prehistoric event swept through the Snake River Plain, depositing these ma...
08/25/2026

TRIVIA TUESDAY! 🌊🪨
Question: What catastrophic prehistoric event swept through the Snake River Plain, depositing these massive boulders across the park landscape?
A) The Great Salt Lake Eruption
B) The Bonneville Flood
C) The Missoula Glacial Lake Outburst
D) The Yellowstone Super-Eruption
Do you know your Idaho geology? Drop your answer in the comments below! We'll share the answer tomorrow!

LAST CALL! Submit your Massacre Rocks photos by August 26th, for a chance to win swag and be our next cover photo featur...
08/20/2026

LAST CALL! Submit your Massacre Rocks photos by August 26th, for a chance to win swag and be our next cover photo feature! Photos submitted from previous Top Photo months are welcome to enter as well! Be sure the photo is taken of Massacre Rocks State Park of Idaho to be eligible.

Address

3592 Park Lane
American Falls, ID
83211

Opening Hours

Monday 9am - 3pm
Tuesday 9am - 3pm
Wednesday 9am - 3pm
Thursday 9am - 3pm
Friday 9am - 3pm
Saturday 9am - 3pm

Telephone

(208) 548-2672

Website

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