St. Anthony Sand Dunes Travel Guide — Idaho

Our St. Anthony Sand Dunes guide covers practical planning for St. Anthony Sand Dunes Idaho — best time to visit, getting there, and what to do on the ground.

We've explored countless natural wonders across the United States, and few places capture the raw, untamed spirit of adventure quite like the St. Anthony Sand Dunes Idaho. These vast, white sand dunes are a popular destination for off-road vehicle enthusiasts, offering miles of challenging terrain and scenic views. Spanning over 10,000 acres, with some dunes rising up to 400 feet, this is truly a unique playground in the heart of Eastern Idaho.

Why Visit St. Anthony Sand Dunes

For those seeking an exhilarating escape, the St. Anthony Sand Dunes offer an unparalleled experience. We find that the sheer scale of the dunes, composed of clear, shifting white quartz sand, creates an ever-changing landscape that's both beautiful and challenging. It's a prime destination for off-road vehicle (ORV) use, attracting riders from across the West with its towering dunes. Beyond the thrill of the ride, the dunes are also home to a Wilderness Study Area and one of the largest herds of wintering elk in the United States, offering a surprising element of wildlife viewing for those who venture beyond the main riding areas.

Whether you're a seasoned dune rider or a family looking for a unique outdoor adventure, the St. Anthony Sand Dunes provide a memorable experience. The area's proximity to other Idaho gems, like the Craters of the Moon National Monument, further solidifies its place as a must-visit destination on any Idaho itinerary. We believe that the combination of adrenaline-pumping activities and serene natural beauty makes the St. Anthony Sand Dunes worth visiting for a diverse range of travelers.

Who It's Best For

The St. Anthony Sand Dunes truly cater to a wide spectrum of outdoor enthusiasts. Primarily, it's a mecca for off-road vehicle riders, including ATVs, UTVs, and dirt bikes, who come for the challenging terrain and wide-open spaces. If you own an OHV and love to push your limits, this is your paradise. The dunes offer miles of exhilarating climbs and descents, making it an ideal spot for both experienced riders and those looking to hone their skills.

However, the appeal extends beyond just motorized recreation. Families with kids will find plenty to do, from sandboarding down the slopes to simply exploring the unique sandy landscape on foot. Camping under the vast Idaho sky is another popular activity, with both developed campgrounds and dispersed camping options available. Photographers will appreciate the dramatic landscapes, especially during sunrise and sunset, when the light plays beautifully across the shifting sands. Even those who prefer a more relaxed pace can enjoy the scenic views and the unique geological formations. We've found that the St. Anthony Sand Dunes offer something for everyone, from the thrill-seeker to the nature lover.

Getting There & Parking

Reaching the St. Anthony Sand Dunes is relatively straightforward, as the area is managed by the Bureau of Land Management (BLM) and is located near Saint Anthony, Idaho. For most travelers, driving is the primary mode of transportation. The dunes are easily accessible from nearby towns like St. Anthony and Rexburg.

When it comes to parking, visitors to the St. Anthony Sand Dunes will find options at Egin Lakes Campground. This developed area offers expanded day-use parking suitable for various recreational uses. Additionally, several RV parks and resorts, such as Sand Box RV and Sand Hills Resort, are located directly adjacent to the dunes, offering convenient parking for their guests and direct access to the riding areas. These on-site locations often eliminate the need for trailering your OHV once you arrive. We always recommend checking with the BLM or specific campgrounds for the most current parking information and any associated fees, as some areas may require permits or have specific regulations.

For those bringing their own off-highway vehicles, remember that Idaho law requires all riders under 18 to wear helmets. Also, any vehicle on the dunes must have a flag at least 8 feet off the ground with a 6x12 inch orange or red flag, and a spark arrestor is required.

Top Things to Do

The St. Anthony Sand Dunes are a playground for adventure, offering a diverse array of activities that extend far beyond just off-roading. Our team has compiled the top things to do at St. Anthony Sand Dunes and in the surrounding St. Anthony area:

• Off-Road Vehicle Riding: This is, without a doubt, the main draw. With 10,600 acres of open sand and dunes up to 400 feet high, the St. Anthony Sand Dunes provide an epic landscape for ATVs, UTVs, and dirt bikes. You can bring your own machines or rent them from several local outfitters like PMS Dune Rentals or Adventure Dune Rentals, many of which offer direct dune access, eliminating the need for trailering.
• Sandboarding and Sledding: For a different kind of thrill, grab a sandboard or sled and carve your way down the sandy slopes. It's a fantastic activity for all ages and a great way to experience the dunes without a motor.
• Camping: Experience the magic of the Idaho night sky by camping among the dunes. Egin Lakes Campground offers reservable and first-come, first-served sites with amenities. Newer RV parks like Sand Box RV also provide full hook-up options and direct dune access. Dispersed camping is also permitted in certain areas, particularly along portions of Red Road.
• Photography: The ever-shifting sands and dramatic light, especially at sunrise and sunset, create stunning photographic opportunities. The vastness of the landscape and unique textures are a dream for landscape photographers.
• Wildlife Viewing: The St. Anthony Sand Dunes area is a winter range for a significant number of elk, mule deer, and moose. While motorized activity is restricted in certain areas during winter closures for wildlife protection, observant visitors can still spot local fauna.
• Explore Henry's Fork of the Snake River: Just minutes from the dunes, the Henry's Fork is renowned worldwide for its fly fishing, particularly for rainbow and brown trout. It's also a beautiful spot for kayaking, floating, or a peaceful picnic along the Henry's Fork Greenway.
• Visit the Civil Defense Caves: Discover Idaho's subterranean history by exploring the Civil Defense Caves, massive lava tubes offering a cool, dark escape into the earth's crust.
• Mesa Falls Scenic Byway: Take a scenic 30-minute drive to witness the powerful Upper and Lower Mesa Falls, two of the last undisturbed major waterfalls in the West.
• Yellowstone Bear World: Located nearby in Rexburg, this wildlife park offers an opportunity to see bears and other North American wildlife in a natural habitat.
• Stroll Historic Downtown St. Anthony: Experience the small-town charm of St. Anthony itself, with local shops and restaurants. You can enjoy local dining at places like Silver Horseshoe Inn, El Jaliciense, or Las Azucenas Mexican Restaurant.
• Keefer Park: A peaceful, family-friendly space in St. Anthony, perfect for picnics and play, with mature trees and a playground.

These things to do at St. Anthony Sand Dunes and in the surrounding area ensure that every visitor can craft an itinerary filled with adventure, relaxation, and local charm.

Best Time to Visit

Choosing the best time to visit the St. Anthony Sand Dunes largely depends on the activities you have in mind. Generally, the prime season for off-road vehicle riding and camping is from late spring through early fall.

Spring (April-May): As the winter closures lift (most major riding areas west of Egin Lakes Campground open by April 1st or May 1st), spring offers cooler temperatures, which can be more comfortable for riding and hiking. The landscape starts to green up around the dunes, offering a nice contrast to the white sand. However, expect potential for deeper puddles on trails if you venture outside the main dunes.

Summer (June-August): This is peak season, especially for families and those seeking warm weather. Daily high temperatures in St. Anthony during July typically range from 79°F to 90°F, with average lows between 46°F and 59°F. While hot, the long daylight hours (sunrise as early as 5:48 AM and sunset as late as 9:13 PM in early July) allow for extended riding and outdoor enjoyment. We advise booking accommodations and OHV rentals well in advance during these months. Keep in mind that summer can also bring isolated thunderstorms.

Fall (September-October): Fall brings pleasant, cooler temperatures and often fewer crowds, making it an excellent time for riding and exploring. The surrounding foliage begins to change, adding a splash of color to the landscape. Many campgrounds, like Sand Hills Resort, remain open until mid-October.

Winter (November-March): Most of the "big dunes" on the west side of St. Anthony Sand Dunes (west of Egin Lakes Campground) are closed from January 1st through sunrise on April 1st, and surrounding open sand areas are closed until May 1st, to protect wintering elk, mule deer, and moose. While the smaller dunes east of Egin Lakes Campground are technically open year-round, they are usually covered in snow by January 1st. This period is generally not recommended for typical dune activities, though snowmobiling in nearby Island Park can be popular.

For the best overall experience for dune riding and camping, we recommend late spring and early fall. If you're coming specifically for summer family fun, be prepared for warmer temperatures and larger crowds, and plan your St. Anthony Sand Dunes lodging and activities accordingly.

Where to Stay Nearby

Finding the right St. Anthony Sand Dunes lodging is crucial for a comfortable and convenient trip. While there are a few options directly in St. Anthony, many visitors also consider nearby Rexburg for a wider selection. Our team has scouted out some of the best places to stay:

Directly in St. Anthony:

• Silver Horseshoe Inn: This highly-rated inn in downtown St. Anthony offers exceptional guest experiences with well-equipped rooms, some featuring full kitchens. It's a great choice for those who appreciate a blend of historic charm and modern amenities.
• Henry's Fork Inn: A family-friendly motel located centrally in St. Anthony, offering comfortable and budget-friendly accommodations. Guests often praise its convenient location and friendly service.
• The Riverside Inn: Offers accommodations with free WiFi and private parking, located about 12 miles from Eliza R. Snow Performing Arts Center.

RV Parks and Campgrounds (Closest to the Dunes):

• Egin Lakes Campground: Managed by the BLM, this campground offers 48 campsites, with 26 reservable on recreation.gov and the rest available first-come, first-served. It includes amenities like toilets and dump stations.
• Sand Box RV Park: A new RV park opening in Spring 2026, located directly at the St. Anthony Sand Dunes. It offers 125 campsites, many accommodating multiple RVs, with amenities like public bathrooms with private showers, a convenience store, dog park, and playground. BLM dune access is directly across the street.
• Sand Hills Resort: Another excellent "Stay and Play" destination for the St. Anthony Sand Dunes, offering full hook-up, partial hook-up, and tent sites. Their 2026 season runs from May 8th to October 10th.

Nearby in Rexburg (approx. 10-15 miles):

• Hampton Inn & Suites Rexburg: A highly-rated option offering comfortable stays and amenities.
• AmericInn by Wyndham Rexburg BYUI: Another well-regarded hotel providing good value and comfort.
• Super 8 by Wyndham Rexburg: A budget-friendly motel approximately 11 miles from St. Anthony.
• SpringHill Suites by Marriott Rexburg: Offers affordable comfort with free breakfast, WiFi, and family-friendly amenities.

When considering St. Anthony Sand Dunes lodging, we recommend booking in advance, especially during peak summer months and holiday weekends, as popular spots fill up quickly. Many of these locations also offer free parking.

Sample 2-Day Itinerary

To truly experience the best of the St. Anthony Sand Dunes and the surrounding area, we recommend at least a two-day visit. Here’s a sample itinerary crafted by our team to maximize your adventure:

Day 1: Dune Thrills and Sunset Views

• Morning (8:00 AM - 12:00 PM): Arrive and Hit the Dunes
  • Arrive at your chosen St. Anthony Sand Dunes lodging, whether it’s a local hotel or an RV park like Sand Box RV or Sand Hills Resort, which offer direct dune access.
  • If you've brought your own OHVs, ensure they meet Idaho's requirements (flags, spark arrestors). If renting, pick up your ATVs or UTVs from an on-site rental company.
  • Spend the morning exploring the vast expanse of the St. Anthony Sand Dunes. Head for the "big dunes" on the west side for challenging climbs and exhilarating descents. Remember to recreate responsibly and avoid vegetation.
• Lunch (12:00 PM - 1:00 PM): Picnic or Local Bite
  • Pack a picnic to enjoy amidst the dunes, or head into St. Anthony for a quick bite at a local spot like Big J's Pizza & Burgers or El Jaliciense.
• Afternoon (1:00 PM - 5:00 PM): Sandboarding & Exploration
  • Continue your dune adventure. Try sandboarding or sledding down some of the smaller, less crowded slopes.
  • For a change of pace, explore some of the unique geological features on foot, like the lava tubes of the Civil Defense Caves if time permits.
• Evening (5:00 PM onwards): Sunset & Campfire
  • Find a scenic spot within the dunes or at your campground to watch the sunset. The changing light over the white sands is truly spectacular.
  • Enjoy a campfire at a designated fire pit at Egin Lakes Campground or your RV park. Remember, open campfires are restricted to designated sites.
  • For dinner, either cook at your campsite or enjoy a meal at the Silver Horseshoe Inn, which offers a steakhouse and saloon.

Day 2: River Relaxation & Scenic Drives

• Morning (8:00 AM - 12:00 PM): Henry's Fork & Nature
  • Start your day with a visit to the Henry's Fork of the Snake River. This world-renowned fly-fishing destination offers serene beauty.
  • Enjoy a leisurely walk along the Henry's Fork Greenway, or if you're an angler, cast a line for rainbow and brown trout.
  • Consider a visit to nearby Egin Lakes for fishing or simply enjoying the peaceful surroundings.
• Lunch (12:00 PM - 1:00 PM): Downtown St. Anthony
  • Head into Historic Downtown St. Anthony for lunch. Explore local eateries and soak in the small-town charm.
• Afternoon (1:00 PM - 5:00 PM): Scenic Byway or Wildlife Encounter
  • Option A: Drive the Mesa Falls Scenic Byway to witness the impressive Upper and Lower Mesa Falls.
  • Option B: For families, a visit to Yellowstone Bear World in Rexburg offers an opportunity to see North American wildlife.
  • Option C: Explore more of Idaho's natural beauty with a short drive to the Sawtooth National Recreation Area or even the Shoshone Falls, though these are further drives.
• Evening (5:00 PM onwards): Departure or Extended Stay
  • Enjoy a final dinner in St. Anthony, perhaps trying a different local restaurant.
  • If time allows, consider extending your trip to explore more of Idaho, including destinations like the Best Places in Idaho.

Last updated: 2026-07-06 by the Roam States team.