Mammoth Hot Springs boardwalk in front of a hydrothermal feature
Tents pitched at the Mammoth Campground
Mammoth Campground winter roads, looking north
Mammoth campsite 6 under snow
Mammoth Campground Site 70 in winter

Featured amenities

Pet Friendly Pet Friendly

Available sites

81 total sites

About Mammoth Campground (Yellowstone)

Starting Tuesday April 15th, the Mammoth Campground is open and reservations are required. For reservations at the campgrounds managed by Yellowstone National Park Lodges (Fishing Bridge RV Park, Bridge Bay, Canyon, Madison, and Grant Village campgrounds), please visit the Yellowstone National Park Lodges Camping website.

Activities & Attractions

Nearby

Fishing

Fishing

Year-round

Seasonal information

2026 (Current year)

2026 Season availability

Current season
Upcoming seasons
Past seasons
Closed periods
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Currently open - Oct 16 to Dec 31

Campground Amenities

Most popular amenities

Pet friendly Pet friendly
Pets and Policies

Pets and Policies

  • Pet friendly
Missing information?

Rates, Sites & Availability

Select check-in and check-out dates to see real-time availability for each site.

81 Sites Available

Site
Price
🚐 Mammoth site #10, Loop: A RV
Pet Friendly · 13 ft wide · Gravel
🚐 Mammoth site #11, Loop: A RV
Pet Friendly · 12 ft wide · Gravel
🚐 Mammoth site #12, Loop: A RV
Pet Friendly · 13 ft wide · Gravel
🚐 Mammoth site #13, Loop: A RV
Pet Friendly · 12 ft wide · Gravel
🚐 Mammoth site #14, Loop: A RV
Pet Friendly · 11 ft wide · Gravel
🚐 Mammoth site #15, Loop: A RV
Pet Friendly · 12 ft wide · Paved
🚐 Mammoth site #16, Loop: A RV
Pet Friendly · 11 ft wide · Gravel
🚐 Mammoth site #17, Loop: A RV
Pet Friendly · 14 ft wide · Gravel
🚐 Mammoth site #18, Loop: A RV
Pet Friendly · 13 ft wide · Gravel
🚐 Mammoth site #19, Loop: A RV
Pet Friendly · 13 ft wide · Gravel
🚐 Mammoth site #2, Loop: A RV
Pet Friendly · 14 ft wide · Gravel
🚐 Mammoth site #20, Loop: A RV
Pet Friendly · 12 ft wide · Gravel
🚐 Mammoth site #21, Loop: A RV
Pet Friendly · 13 ft wide · Gravel
🚐 Mammoth site #22, Loop: A RV
Pet Friendly · 13 ft wide · Gravel
🚐 Mammoth site #23, Loop: A RV
Pet Friendly · 12 ft wide · Driveway entry: Pull-through
🚐 Mammoth site #24, Loop: A RV
Pet Friendly · 12 ft wide · Driveway entry: Pull-through
🚐 Mammoth site #25, Loop: A RV
Pet Friendly · 12 ft wide · Gravel
🚐 Mammoth site #26, Loop: B RV
Pet Friendly · 12 ft wide · Driveway entry: Pull-through
🚐 Mammoth site #27, Loop: B RV
Pet Friendly · 12 ft wide · Gravel
⛺ Mammoth site #28, Loop: B Tent
Gravel · Pet Friendly
⛺ Mammoth site #29, Loop: B Tent
Gravel · Pet Friendly
🚐 Mammoth site #3, Loop: A RV
Pet Friendly · 13 ft wide · Gravel
🚐 Mammoth site #30, Loop: B RV
Pet Friendly · 12 ft wide · Gravel
🚐 Mammoth site #31, Loop: B RV
Pet Friendly · 14 ft wide · Gravel
🚐 Mammoth site #32, Loop: B RV
Pet Friendly · 14 ft wide · Gravel
🚐 Mammoth site #33, Loop: B RV
Pet Friendly · 14 ft wide · Gravel
⛺ Mammoth site #34, Loop: B Tent
Gravel · Pet Friendly · Yes shade
🚐 Mammoth site #35, Loop: B RV
Pet Friendly · 12 ft wide · Gravel
🚐 Mammoth site #36, Loop: B RV
Pet Friendly · 11 ft wide · Gravel
🚐 Mammoth site #38, Loop: B RV
Pet Friendly · 14 ft wide · Gravel
🚐 Mammoth site #39, Loop: B RV
Pet Friendly · 14 ft wide · Gravel
🚐 Mammoth site #4, Loop: A RV
Pet Friendly · 14 ft wide · Paved
🚐 Mammoth site #40, Loop: B RV
Pet Friendly · 13 ft wide · Gravel
🚐 Mammoth site #42, Loop: B RV
Pet Friendly · 12 ft wide · Paved
🚐 Mammoth site #43, Loop: B RV
Pet Friendly · 15 ft wide · Gravel
🚐 Mammoth site #44, Loop: B RV
Pet Friendly · 15 ft wide · Gravel
🚐 Mammoth site #45, Loop: B RV
Pet Friendly · 14 ft wide · Gravel
🚐 Mammoth site #46, Loop: B RV
Pet Friendly · 12 ft wide · Gravel
🚐 Mammoth site #47, Loop: B RV
Pet Friendly · 12 ft wide · Gravel
🚐 Mammoth site #48, Loop: B RV
Pet Friendly · 11 ft wide · Gravel
🚐 Mammoth site #49, Loop: B RV
Pet Friendly · 12 ft wide · Gravel
🚐 Mammoth site #5, Loop: A RV
Pet Friendly · 14 ft wide · Gravel
🚐 Mammoth site #50, Loop: B RV
Pet Friendly · 13 ft wide · Gravel
🚐 Mammoth site #51, Loop: B RV
Pet Friendly · 13 ft wide · Gravel
🚐 Mammoth site #52, Loop: B RV
Pet Friendly · 14 ft wide · Gravel
🚐 Mammoth site #53, Loop: B RV
Pet Friendly · 26 × 13 ft · Gravel
🚐 Mammoth site #54, Loop: A RV
Pet Friendly · 12 ft wide · Gravel
🚐 Mammoth site #55, Loop: A RV
Pet Friendly · 11 ft wide · Paved
🚐 Mammoth site #57, Loop: A RV
Pet Friendly · 12 ft wide · Gravel
🚐 Mammoth site #58, Loop: A RV
Pet Friendly · 12 ft wide · Gravel
🚐 Mammoth site #59, Loop: A RV
Pet Friendly · 13 ft wide · Gravel
🚐 Mammoth site #6, Loop: A RV
Pet Friendly · 12 ft wide · Gravel
🚐 Mammoth site #60, Loop: A RV
Pet Friendly · 14 ft wide · Gravel
🚐 Mammoth site #61, Loop: A RV
Pet Friendly · 13 ft wide · Gravel
🚐 Mammoth site #62, Loop: A RV
Pet Friendly · 8 ft wide · Gravel
🚐 Mammoth site #63, Loop: A RV
Pet Friendly · 12 ft wide · Gravel
🚐 Mammoth site #64, Loop: A RV
Pet Friendly · 11 ft wide · Gravel
🚐 Mammoth site #65, Loop: A RV
Pet Friendly · 12 ft wide · Gravel
🚐 Mammoth site #66, Loop: A RV
Pet Friendly · 12 ft wide · Gravel
⛺ Mammoth site #67, Loop: A Tent
Gravel · Pet Friendly
⛺ Mammoth site #68, Loop: A Tent
Gravel · Pet Friendly
⛺ Mammoth site #69, Loop: Tent Tent
Gravel · Pet Friendly
🚐 Mammoth site #7, Loop: A RV
Pet Friendly · 14 ft wide · Gravel
⛺ Mammoth site #70, Loop: Tent Tent
Gravel · Pet Friendly
⛺ Mammoth site #71, Loop: Tent Tent
Gravel · Pet Friendly
⛺ Mammoth site #72, Loop: Tent Tent
Gravel · Pet Friendly · Yes shade
⛺ Mammoth site #73, Loop: Tent Tent
Gravel · Pet Friendly
⛺ Mammoth site #74, Loop: Tent Tent
Gravel · Pet Friendly
⛺ Mammoth site #75, Loop: Tent Tent
Gravel · Pet Friendly
⛺ Mammoth site #76, Loop: Tent Tent
Gravel · Pet Friendly
⛺ Mammoth site #77, Loop: Tent Tent
Gravel · Pet Friendly
⛺ Mammoth site #78, Loop: Tent Tent
Gravel · Pet Friendly
⛺ Mammoth site #79, Loop: Tent Tent
Gravel · Pet Friendly
🚐 Mammoth site #8, Loop: A RV
Pet Friendly · 13 ft wide · Gravel
⛺ Mammoth site #80, Loop: tent Tent
Gravel · Pet Friendly
⛺ Mammoth site #81, Loop: tent Tent
Gravel · Pet Friendly
⛺ Mammoth site #82, Loop: tent Tent
Gravel · Pet Friendly
⛺ Mammoth site #83, Loop: tent Tent
Gravel · Pet Friendly
⛺ Mammoth site #84, Loop: tent Tent
Gravel · Pet Friendly
⛺ Mammoth site #85, Loop: tent Tent
Gravel · Pet Friendly · Campfire
🚐 Mammoth site #9, Loop: A RV
Pet Friendly · 13 ft wide · Gravel

Reviews (834)

What Guests Are Saying

Mammoth Campground offers clean facilities, friendly staff, and a beautiful location near Mammoth Hot Springs, making it an excellent base for exploring Yellowstone. Many reviews highlight the well-maintained bathrooms and accessible water spigots, as well as the stunning views and quiet atmosphere. However, some campers noted a lack of shade, noise from nearby traffic, and limited trail access, but overall, the campground is highly recommended for its amenities and scenic surroundings.

Review Summary

4.5
834 reviews
5
70.3%
586
4
19.5%
163
3
5.8%
48
2
2.8%
23
1
1.7%
14

Tracy G

Verified

July 18, 2021 • Stayed at: Mammoth site #3, Loop: A

5

Absolutely wonderful! We had a great stay. There were sites that fit our fifth wheel without an issue. Nice views and loved the elk! There is a bit of road noise because of location but that didn't really bother us since we were exhausted at the end of every day. One of our favorite areas of the park to be sure!

Bridget N

Verified

July 18, 2021 • Stayed at: Mammoth site #3, Loop: A

5

We had the best time at Mammoth Campgrounds. We were there in early May when temperatures were still 40 during the day and 20 at night. Even though we were in camping spot #3, right next to the entrance, we were never bothered by road noise or traffic. The best part of this campground is the bathrooms!! They are by far the best bathrooms from any National Park; well-lit, heated and flushable toilets. We were here four nights and loved every day of it!

Will B

Verified

July 17, 2021 • Stayed at: Mammoth site #63, Loop: A

3

Awesome views. Nice proximity to the historical town (Mammoth) and Gardner (outside the park). Sites were small but easy to navigate. Unfortunately no place to wash dishes or shower. The campground did suggest a place in Gardner though. Not all sites have a gravel leveled area for tents. It was nice being in the park and not having to deal with the gate. Felt overpriced though for the amenities it provided. Especially when compared to other National Park campgrounds I’ve been to.

David X

Verified

July 14, 2021 • Stayed at: Mammoth site #84, Loop: tent

5

Great campsite

Berry B

Verified

July 13, 2021 • Stayed at: Mammoth site #71, Loop: Tent

4

Straightforward, clean, and very well located.

Andrea H

Verified

July 12, 2021 • Stayed at: Mammoth site #70, Loop: Tent

4

The campsites were very nice and well kept. Water was easily accessible all over the campground, which was nice. However, there is no dish washing station, so you have to dispose of grey water in the toilets, which is a little odd. The bathrooms are quite nice, with running water to wash hands. There isn't anywhere to shower near Mammoth campground though, which is inconvenient, especially if your stay is more than a couple of days. Overall, we enjoyed camping at Mammoth.

Randi M

Verified

July 10, 2021 • Stayed at: Mammoth site #19, Loop: A

4

Campground is very nice. I have camped here many times. Camp this year had bison, adult elk and calves, coyotes, and bears. Be vigilant at all times about animals. Keep your distance from them and keep your food secure. Weather ranged from very hot to snow.

Melany R

Verified

July 9, 2021 • Stayed at: Mammoth site #23, Loop: A

2

Due to the construction of the Tower-Roosevelt road, gravel trucks were running all day and night. The noise was loud and constant. We camped on a site adjacent to the road and wish we'd been warned in advance. The campground host was kind and explained the reason behind the constant trucks. On a positive note the bathroom facilities were excellent. We got up and left really early because of the noise.

Russell H

Verified

July 9, 2021 • Stayed at: Mammoth site #57, Loop: A

1

We have medical equipment needing electricity over night. The rule against generators and no 120 volt a/c plug available meant we had to leave and drive to Livingston, MT to an RV park.

Jolene P

Verified

July 9, 2021 • Stayed at: Mammoth site #35, Loop: B

5

This campground was great! We woke up surrounded by elk and with an elk chewing on our tent. Our kids thought it was the coolest! Bathroom was a little far, but a great campground.

Location & Directions for Mammoth Campground (Yellowstone)

Yellowstone National Park, Yellowstone, WY 82190 United States

Elevation: 1,842 ft

Nearby National Park

Yellowstone National Park

In Yellowstone National Park

Approximate driving time: 8 min

Policies & Rules

General

  • Mammoth Campground is managed by the park. If you are looking for campgrounds managed by Yellowstone National Park Lodges (Fishing Bridge RV Park, Bridge Bay, Canyon, Madison, and Grant Village campgrounds), please visit the Yellowstone National Park Lodges Camping website.
  • RV or Camper Unit Delivery Prohibited. The delivery or pick-up of out-of-park RVs or other camper unit rentals is prohibited.
  • Notify the Campground of Late Arrivals. To notify campground of late arrival or cancellation please call 307-344-2289 
  • Parking. All wheeled vehicles including trailers and motorcycles must be parked on parking pads or established roadways, so as not to block or restrict traffic in campgrounds.
  • Camping Occupancy Limits. Maximum occupancy is six people per site. Camp only in designated sites. Camping is limited to 14 days from July 1 through Labor Day and to 30 days the rest of the year parkwide. The 44 day camping limit includes both concession- and park-operated campgrounds.
  • Wildlife/Bear Regulations.  ~Keep all food and related items - beverages, cooking utensils, stoves, pet food and, empty or full, food and beverage containers such as coolers, ice chests, and water jugs - locked inside your vehicle or stored in a food storage box, unless in immediate use. Bear resistant food containers must be kept in a vehicle, in a hard-sided camping unit, or in a food storage box.  ~All trash and garbage must be disposed of in the provided bear-proof trash cans. Do not leave food related trash or garbage unattended. ~Washing dishes or clothing at campground hydrants or spigots is prohibited. Carry all dishwater/wastewater to the restroom toilet for disposal.
  • Campfires and Firewood. Wood and charcoal fires are permitted. Campfires are permitted only in established fire grates. Fires must be attended at all times. Only dead, down, and detached wood may be gathered. Wood should not extend outside the fire grate perimeter. Do not break limbs off of standing trees, living or dead. Drown campfires thoroughly with water to make sure they are completely out. NOTE: Wood and charcoal fires may be subject to special restrictions due to fire danger. Restrictions will be listed on campground information boards and on the park's Current Conditions page. Propane grills and stoves are not usually affected by fire restrictions.
  • Quiet hours are strictly enforced. No loud audio devices or other noise disturbances will be allowed during this time. Generators are prohibited between the hours of 8:00 p.m. and 8:00 a.m. Generators must be turned off durng the day when campsite is not occupied by site renter.
  • Stay on Boardwalks and Trails. All travel in thermal areas is restricted to NPS designated trails and boardwalks.
  • Fishing. To fish within the park, people 16 years of age and older are required to purchase and carry on their person a Yellowstone National Park Fishing Permit (you may purchase in advance). To learn more about fishing regulations, visit the park's Catch a Fish web page.  
  • 30 ft RV limit. From November through April.

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Last updated: October 20, 2026

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Nearby city: Bozeman, MT

Approx. 52 mi away (straight-line distance)

Elevation: 7,910 ft

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