Mammoth Campground (Yellowstone)

Star4.27
744 reviews
Yellowstone National Park, Campgrounds, P.O. Box 168, Yellowstone, WY 82190
Family FriendlyScenic Views

Quick Facts

6,200 ft

Price

$25/night

Booking

Reservable

Sites

85 campsites

Season

Year-round

Cell

Has Service

Pets

Very Pet Friendly

RV Friendly

Opens National Park Service site

Official Website
Get Directions

Real-Time Availability

Select a month, then check for open campsites

January 2026

Real-Time Availability

Select a month, then check for open campsites

January 2026
Mammoth Campground (Yellowstone)
$25.00 - $25.00 / night
Campsite Fees
Nightly rate is $25 per site. Discounts available for Interagency Access and Senior Pass holders (50%). Additional fees apply for reservation changes...
Show more
Standard Site Fee$25.00
Hookup Site Fee$0.00
Premium Site Fee$0.00
Hike and Bike Site Fee$0.00
Group Site Fee$0.00
Food Storage Locker Fee$0.00

Get Notified When Available

We'll monitor this campground and alert you the moment sites become available.

Free with account · Checks every 2 minutes

150,000+ sites monitored · Email, SMS, or in-app notifications

Share this campground
Recreation Dot Gov
Provider
307-344-2107YELL_visitor_services@nps.gov
Help improve this page
See something outdated or incorrect? Let us know!

What Campers Say

4.27

Satisfactory

Based on 744 reviews

212 Google reviews

Most mentioned

cleanrestroomsfriendly

Some mention

noiseroad noise

"Mammoth Campground is generally well-regarded for its convenient location near Mammoth Hot Springs, ample wildlife viewing opportunities, and clean facilities. However, recurring complaints about road noise, lack of showers, and limited privacy are noted in user reviews."

Read all reviews

Campground Map

Yellowstone National Park, Campgrounds, P.O. Box 168, Yellowstone, WY 82190

Mammoth Campground (Yellowstone)

Yellowstone National Park, Campgrounds, P.O. Box 168, Yellowstone, WY 82190

Driving directionsLocated at Mammoth Hot Springs, five miles south of the North Entrance. Visit https://www.nps.gov/yell/planyourvisit/directions.htm for detailed driving maps.
Accessible year-round via paved roads. Seasonal closures can occur due to snow. Roads are well-maintained but may become congested during peak seasons.
Nearby places
Gardiner, MT (5 miles, approx. 15 minutes), Livingston, MT (53 miles, approx. 1 hour), Bozeman, MT (78 miles, approx. 1 hour 30 minutes)
Nearby supplies
Supplies available in Gardiner, MT (5 miles), which includes groceries, fuel, and camping gear. Mammoth Hot Springs general store offers limited essentials.

Best Time to Camp at Mammoth Campground (Yellowstone)

Experience nature's full spectrum at Mammoth, where summer days bask in pleasant 70-80°F temperatures before cooling to crisp, star-filled nights. Spring and fall bring dramatic transitions with temperatures dancing between 30-60°F, occasionally dusted with surprise snowfall. Winter transforms the landscape into a crystalline wonderland, with daytime temperatures hovering between 0-20°F and nights plunging below zero—perfect for hardy souls seeking solitude and snow-covered serenity.

Summer(Jun-Aug)
3.0 / 5

Pleasant temps but peak crowds, traffic and road noise reduce the summer experience.

Fall(Sep-Nov)
4.0 / 5

Cooler temps and strong wildlife activity (elk/bison) make fall especially rewarding.

Spring(Mar-May)
4.0 / 5
Top 7% in WY

Spring brings dramatic transitions and frequent wildlife sightings; cooler temperatures noted.

Best
Winter(Dec-Feb)
4.0 / 5
Top 6% in WY

Open year-round; reviewers note enjoyable snowy scenery and winter skiing opportunities.

Planning Tips
  • Peak Season: April 15 to October 15.. Book 2-3 months ahead.
  • Operating Season: Open year-round; reservations required April 15 to October 15.
  • Current Alerts: Fishing closures and hydrothermal explosion warnings as of 2025.

About Mammoth Campground (Yellowstone)

As Yellowstone's sole year-round camping destination, Mammoth Campground offers an unparalleled basecamp for park adventures across all seasons. This 85-site sanctuary provides modern amenities including flush toilets, fresh drinking water, and secure food storage lockers, ensuring comfort while you immerse yourself in the raw beauty of America's first national park.
Mammoth Campground caters to both tent and RV campers. It is a developed campground with paved loops, accessible sites, and designated tent pads.
Advertisement

Best Campsites

Curated by campers, for campers
Reveal picks

Reserving a campsite

Check-in
Check-in recommended after 12 PM.
Check-out
Check-out by 10 AM.
Stay Limit
Camping is limited to 14 days from July 1 through Labor Day and 30 days the rest of the year.

Amenities available

Potable water
Flush toilets
Fire rings
Food storage lockers
Picnic tables
Firewood available

Activities you can enjoy

Mammoth Campground offers diverse activities ranging from hiking and fishing to wildlife viewing and skiing in winter. The proximity to Mammoth Hot Springs allows for scenic exploration of hydrothermal terraces, boardwalks, and historic areas like Fort Yellowstone.
HikingNumerous trails are accessible near the campground, including the Beaver Ponds trail, a 4-mile round-trip or 5-mile loop offering wildlife viewing opportunities. Trails to Mammoth Hot Springs and beyond are well-trodden and scenic.
FishingFishing is permitted in Yellowstone National Park, but a Yellowstone National Park Fishing Permit is required for individuals aged 16 and older. The nearby Gardner River is noted for potential fishing spots.
Wildlife viewingMammoth Campground is an excellent site for observing wildlife, including elk, bison, mule deer, and occasionally bears. Reviewers frequently mentioned elk and bison wandering through the campground. Seasonal variations bring different species to the area.
Cultural and Educational ProgramsAn amphitheater hosts seasonal campfire programs that provide educational insights into the park's natural and cultural history.
Winter Activities
Advertisement

Policies & Safety

Hazards & AlertsWildlife including bears and elk. Rocky soil and gusty winds make tent staking difficult. Seasonal snow and road congestion.
Active AlertsFishing closures and hydrothermal explosion warnings as of 2025.
Food Storage RequiredProvided at all sites to comply with bear safety regulations.

Weather at Mammoth Campground (Yellowstone)

Reviews

4.3
744 reviews
Satisfactory
Satisfactory
Mammoth Campground (Yellowstone) is satisfactory, placing it in the bottom 60% of campgrounds based on reviews
Mammoth Campground is generally well-regarded for its convenient location near Mammoth Hot Springs, ample wildlife viewing opportunities, and clean facilities. However, recurring complaints about road noise, lack of showers, and limited privacy are noted in user reviews.
Review Summaries
Based on 744 reviews

What Campers Love

Visitors praised the clean and warm restrooms, friendly campground hosts, and proximity to Yellowstone attractions. Wildlife sightings, including elk and bison roaming through the campground, were...
Show more
Based on 744 reviews

Common Concerns

Common issues include loud road noise due to the campground's location between roads, lack of showers and dishwashing stations, and uneven or rocky terrain at some campsites. Seasonal construction...
Show more
Based on 744 reviews

Pro Tips & Recommendations

Campers recommend bringing earplugs to mitigate road noise and being prepared for wildlife encounters. Early reservations are advised, and visitors recommend selecting sites away from the road for a...
Show more
Based on 744 reviews

Seasonal Insights

Spring and fall see cooler temperatures and frequent wildlife activity, with elk and bison often sighted. Summer brings warmer weather but also more traffic and noise. Winter reviewers appreciated...
Show more
Based on 744 reviews

Camper Quotes

"The campground was clean, and the bathrooms were excellent. Elk and bison wandered through our campsite, which was amazing." - Gabby H. "Road noise was a problem, but the location and wildlife made...
Show more
Based on 744 reviews

Site-Specific Reviews

Sites along Loop A tend to experience more road noise. Sites closer to the amphitheater often have better access to amenities. Reviewers suggested avoiding sites below 35A for less traffic...
Show more
Based on 744 reviews

Accessibility Features

Accessible sites and pathways received mixed reviews, with some noting the terrain's challenges but praising paved routes and the amphitheater ramp.
Based on 744 reviews

Pet-Friendly Features

Visitors with pets enjoyed the campground but noted the need to keep pets leashed due to frequent wildlife in the area, including elk and bison.
Based on 744 reviews

0
0 review
1
2
3
4
5

Add your voice to the Outdoorithm community

Been to Mammoth Campground (Yellowstone)? Your review helps fellow campers discover what makes this place special—and what to expect.


Last updated January 13, 2026
Advertisement

Nearby Campgrounds

Campgrounds you may also like

Popular campgrounds in Wyoming

Campgrounds
Yellowstone National Park
Mammoth Campground (Yellowstone)