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State Park

Thousand Springs State Park

Hagerman, ID

Hagerman, ID

Waterfalls of cold, clear water bursting straight out of a canyon wall, fed by a river that vanished underground a hundred miles away.

Thousand Springs is one of the strangest and most beautiful sights in Idaho: a canyon wall that leaks waterfalls. Along the Snake River near Hagerman, cold, clear water bursts out of the black basalt cliffs in dozens of ribbons and cascades, some of them large enough to be rivers in their own right. The valley holds eleven of the sixty-five largest cold springs in the entire United States.

What makes it uncanny is where the water comes from. It is not runoff from the rim above. It is the resurfacing of a vast underground river, the Snake River Plain Aquifer, that has traveled unseen for a hundred miles beneath the lava before spilling back into daylight here. The park gathers this spectacle into a handful of units scattered around the Hagerman Valley, each with its own character.

What Travelers Love

  • Watching whole waterfalls pour straight out of the canyon wall, not from a river above but from the rock itself
  • Paddling the still, startlingly blue water of Blue Heart Springs
  • The deep basalt slot of Malad Gorge and the Devil's Washbowl below the footbridge
  • How many distinct, uncrowded pockets of the park there are to explore in one valley

Worth Knowing

  • The park is not one place but several separate units around Hagerman, so pick your spots and expect a little driving between them
  • Blue Heart Springs is reached by water, a paddle upstream from a boat launch, not a trailhead
  • The spring water stays cold and constant year-round, so it is refreshing in summer and never warms up for swimming
  • Spring and early summer bring the fullest flows and greenest canyon, though the springs run all year

Learn about Thousand Springs State Park

Springs from a hidden river

The magic of Thousand Springs is written in the geology of the Snake River Plain. Rivers that flow down out of the mountains to the north, along with rain and snowmelt across the plain, sink into the porous volcanic rock and disappear, feeding an enormous aquifer that moves slowly southwest beneath the surface. When that groundwater reaches the deep canyon the Snake River has carved, it finally has nowhere to go but out, and it pours from the cliff face.

Because the water spends so long underground, it emerges cold, clean, and remarkably steady, roughly the same temperature and flow all year. That constant, pure water is why the valley became a center for aquaculture and why it draws paddlers, anglers, and anyone who wants to stand at the foot of a wall of moving water and try to understand where it could possibly come from.

Six parks in one valley

Thousand Springs is really a collection of separate units stitched together into one state park in 2005. Malad Gorge is a narrow, dramatic basalt canyon where the Malad River drops into a churning pool called the Devil's Washbowl, crossed by a footbridge with a dizzying view. Niagara Springs sends a broad sheet of spring water down into the Snake River gorge. Box Canyon and Billingsley Creek protect more spring-fed water and wetlands.

The most photographed corner is Blue Heart Springs, a pocket of impossibly blue, glass-clear water tucked along the river and reachable only by paddling upstream from a nearby launch. Ritter Island, out in the river, holds a historic farmstead and some of the valley's biggest spring cascades. It takes a few stops to see them all, and each one feels like its own discovery.

Ritter Island and the valley's story

This stretch of the Snake River has long been home to the Northern Shoshone and Bannock peoples, whose descendants are enrolled today in the Shoshone-Bannock Tribes, and the reliable water and fish made the Hagerman Valley an important place to gather and fish for generations.

In the early twentieth century, a dairywoman named Minnie Miller built a model farm on Ritter Island, using the abundant spring water and shipping her prize cattle and cheese out to a national reputation. Her preserved farmstead now anchors that unit of the park. Just up the valley, the Hagerman Fossil Beds guard one of the world's richest deposits of the Hagerman horse, an ancient relative of modern horses, a reminder that this green oasis has been drawing life to it for a very long time.

Water, wildlife, and seasons

The constant spring flow keeps the canyon green and alive. Trout thrive in the cold, clear water, herons and waterfowl work the wetlands and river edges, and the basalt cliffs give raptors ledges to nest on. In winter the valley is a good place to look for eagles along the open water.

Because the springs run year-round, there is no wrong season, but spring and early summer show the park at its fullest and greenest, with the biggest flows and the wildflowers out along the rim. Summer paddling to Blue Heart is a cool escape from the desert heat, and fall brings quiet and color to the canyon.

Closest Boutels

The closest Boutel™ stays, so you can turn this stop into an overnight. Each is a place we chose through independent editorial review, never a paid placement.

Hagerman Valley Inn

Honorable Mention

661 Frogs Landing, Hagerman, ID

(208) 837-6196

9 miles away|Learn More ›

Blue Lakes Inn

Honorable Mention

952 Blue Lakes Blvd N, Twin Falls, ID

(208) 825-7829

20 miles away|Learn More ›

Modern Hotel and Bar

Boutel

1314 W Grove St, Boise, ID

(208) 424-8244

95 miles away|Learn More ›

Details

AddressHagerman, ID
Hagerman, ID
Websiteparksandrecreation.idaho.govLink opens in a new tab.

Frequently asked questions

What is Thousand Springs State Park?

Thousand Springs State Park, near Hagerman in southern Idaho, protects a remarkable stretch of the Snake River Canyon where countless springs gush from the canyon walls, creating waterfalls and cascades that pour into the river. The springs emerge from a vast underground aquifer, sending clear, cold water tumbling down the basalt cliffs in a beautiful display. Spread across several scenic units along the river, the park offers hiking, paddling, swimming, wildlife viewing, and access to the springs, waterfalls, and canyon scenery. With its cliffside springs, waterfalls, and canyon beauty, Thousand Springs State Park offers a fascinating destination in Idaho.

What are the thousand springs?

The thousand springs are a remarkable series of springs that gush from the walls of the Snake River Canyon near Hagerman, fed by a huge underground aquifer where water that sank into the ground far away, across the Snake River Plain, reemerges after an underground journey, pouring out of the basalt cliffs as waterfalls and cascades into the river. The sight of so many springs and falls flowing from the canyon walls is striking and unusual. This hidden aquifer surfacing dramatically is what gives Thousand Springs State Park its name and its beauty in southern Idaho.

What can you do at Thousand Springs State Park?

You can view the springs and waterfalls pouring from the canyon walls, hike trails through the park's scenic units, paddle and kayak on the spring-fed waters, swim in designated areas, fish, watch for birds and wildlife, and take in the beautiful Snake River Canyon scenery. The springs and waterfalls, spread across several units, are the highlights, along with paddling the clear waters. It offers a unique blend of geology, water, and scenery. With its springs, waterfalls, paddling, and trails, Thousand Springs State Park offers a rewarding outdoor experience in southern Idaho.

When is the best time to visit Thousand Springs State Park?

Late spring through fall offers the most pleasant weather for hiking, paddling, and enjoying the springs and canyon, with summer good for swimming and water recreation, though it can be hot, so bring water and sun protection, while spring brings greenery and fall pleasant temperatures. The springs flow year-round from the aquifer. For the best combination of pleasant weather and water recreation, aim for late spring through fall at Thousand Springs State Park near Hagerman in southern Idaho.

What is near Thousand Springs State Park?

Thousand Springs State Park is near Hagerman in southern Idaho along the Snake River, near Hagerman Fossil Beds National Monument, within reach of Twin Falls with Shoshone Falls and the Perrine Bridge, Balanced Rock, and the route toward Boise. That makes Thousand Springs State Park a fascinating stop to combine with Hagerman Fossil Beds National Monument, the Twin Falls attractions, and the other sights of southern Idaho on a visit to the state.

Outside the Park

Hagerman Fossil Beds National Monument

Hagerman Fossil Beds National Monument

8.3 miles away

Eroded bluffs above the Snake River near Hagerman that held the world's richest bed of ancient horses, Equus simplicidens, Idaho's state fossil.

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Balanced Rock

16 miles away

Balanced Rock is a mushroom-shaped column of volcanic tuff standing 48 feet tall and weighing an estimated 40 tons, perched on a neck of stone only about three feet by seventeen inches.

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Canyon Rim Trail

19 miles away

A paved, mostly level clifftop path along the south rim of the Snake River Canyon, nearly 500 feet above the river.

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Perrine Coulee Waterfall

19 miles away

Perrine Coulee Falls drops 197 feet into the Snake River Canyon on the south side of the canyon just west of the Perrine Bridge.

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Perrine Bridge BASE Jump Viewing Area

20 miles away

Perrine Bridge north of Twin Falls spans the Snake River canyon 486 feet above the river, and BASE jumpers leap from the bridge legally year-round.

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