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Established Camping

Reva Gap Campground

Reva Gap Campground, near Buffalo, South Dakota, is a peaceful retreat tucked away in the Custer Gallatin National Forest. This spot is all about privacy and natural beauty, with well-spaced sites that let you enjoy the great outdoors without feeling crowded.

The campground is free and offers a rustic experience with no water or electric hookups, so be sure to bring your own supplies. Visitors have praised the stunning geological formations and the serene atmosphere, making it a perfect getaway for those looking to escape the hustle and bustle. As one camper noted, “The geological formations around us are beautiful, and this place is isolated.”

You’ll find clean vault toilets and a few picnic areas, but don’t expect a lot of frills. The views of The Castle and the surrounding buttes are breathtaking, especially at sunset. If you’re up for some adventure, there are trails nearby that lead to even more spectacular vistas.

While some campers mentioned the need for a little upkeep in the bathrooms, the overall vibe is quiet and remote, ideal for those who appreciate solitude. Whether you're camping in a tent or an RV, Reva Gap Campground offers a unique experience for anyone looking to connect with nature.

Description

National Forest

Custer Gallatin National Forest

A campground with 8 sites located in the Slim Buttes Unit near the Castles National Natural Landmark, one of two on the Sioux Ranger District. The campground is within commuting distance to Buffalo, SD.__Camp sites: 8Accessible Facilities:Toilet__Trash Pickup: NoFirewood: NoNo Reservations: This campground does not use a reservation system, it is managed on a first-come, first-served basis. There is a 14 day stay limit.Information:Sioux District OfficeBox 37, Main & FirstCamp Crook, SD 57724(605) 797-4432

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Location

Reva Gap Campground is located in Montana

Detail location of campground

Directions

From Buffalo, SD take Hwy 20 approximately 20 miles to Forest Road 3126. Turn right and campground will be on your left.

Coordinates

45.52638889 N
103.1719444 W

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Access

  • Drive-In
    Park next to your site

Stay Connected

  • WiFi
    Available
  • Verizon
    Fair
  • AT&T
    Unknown
  • T-Mobile
    Available

Site Types

  • RV Sites
  • Standard (Tent/RV)
  • Dispersed
  • Tent Cabin
  • Equestrian

Features

For Campers

  • Phone Service

FREE established camping

Enjoy camping on government land. Limited or no services at this camping area.


PERMIT might be REQUIRED

We curate permit requirements across the US for our PRO members. Try PRO to see if Reva Gap Campground needs a permit.

Contact

General Info


Reviews

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10 Reviews

Reviewed May. 26, 2024

Quiet and free

This campground used to be on The Dyrt. I re-added it. Stayed in 2023. No water. No electricity . Well spaced sites. Vault toilets

SiteSW corner of loop
Month of VisitJuly
Reviewed Jul. 25, 2023

Neat formations

Free camping in Custer Gallatin NF. No water, no trash collection. Many sites are really private with long driveways. Not all had tables and/or fire pits. Only a couple other campers there. Good views of The Castle which is part of Slim Buttes. Bathrooms needed some attention. Lots of flies. There is a map of campsites at entry off of SD20.

Site5, SW corner of triangular loop.
Month of VisitJuly
  • Review photo of Reva Gap Campground by Leslie B., July 25, 2023
  • Review photo of Reva Gap Campground by Leslie B., July 25, 2023
Reviewed Jun. 28, 2022

Quiet and private

This campground is amazing. The geological formations around us are beautiful, and this place is isolated. Granted, I am here on a weeknight, but there are only two other groups camping here. The campsites are spread out so you get tons of privacy.

Month of VisitJune
  • Review photo of Reva Gap Campground by Matthew S., June 28, 2022
Reviewed Aug. 13, 2021

Unique and beautiful

Yes, it is out of the way which makes it all the more desirable. This is a very private camping area with great access to vault bathroom facilities. Accessible It is an outcropping of rock, buttes and ponderosa forest with spectacular views of distant grazing land. It is quiet, remote and rustic. Bring your own water.

SiteWestern loop top of the hill. There are no site numbers
Month of VisitAugust
Reviewed May. 14, 2021

So peaceful

Such a quiet campground! There looks to be about 10 official spots? 6 with gravel back ins. There is 1 pull through spot. The official spots have a metal fire ring and picnic table. There are 4 vault toilets spaced out throughout the campground which is nice! They aren’t being cleaned at this time but still being stocked with TP. Extremely peaceful and not frequently used. During my 3 night stay, I had 1-2 campers I was sharing the campground with. There’s a nice picnic area at the entrance. There’s also an electric outlet up front if you need to charge something, with a donation box. I had 2 bars of LTE via ATT basically anywhere before the first camping loop. After that, 1 bar of 4G. Saw a forest ranger drive through one day. I’d definitely stay again and it’s free!

Month of VisitMay
Reviewed Sep. 25, 2019

Nice Forest Service Campgroumd

Small campground most sites are private the vault toilets were very clean and the campground was quiet. Easy access and not far from Buffalo SD for gas and or other supplies. Very pretty scenery. We used it as a stop over on the way to the black hills and will do so for future trips

Reviewed Jul. 11, 2019

Quiet and beautiful

We stayed Wednesday and Thursday nights before the 4th of July. It's a beautiful, well kept no fee campground. A not difficult path leads you upward to a beautiful view of The Castles formation in the Slim Buttes. We will stay here again.

  • Review photo of Reva Gap Campground by Donna E., July 11, 2019
  • Review photo of Reva Gap Campground by Donna E., July 11, 2019
  • Review photo of Reva Gap Campground by Donna E., July 11, 2019
  • (14) View All
Reviewed Jul. 4, 2018

Clean

Be ready to dry camp

SiteHorse camp
  • Review photo of Reva Gap Campground by Mary B., July 4, 2018
Reviewed Apr. 26, 2018

Solitude with a view

Great little campground nestled in the pines of the Slim Buttes. Views of more buttes and the prairie to the west with certain spots. Area is gorgeous in one of the most remote areas of SD. Can drive to campging spots a fair distance in to be away from the highway, although the traffic is almost nonexistant.

Some trails to the north of Highway 20 and on the south end of Highway 79 that can take you above and along the cliffs of the buttes with some more spectacular views. You can do some back-country camping if you camp within a certain distance of the trails (grab a forest service map at the campground for reference of trails/roads and private property).

Camping spots in the campground are clean, mowed and have a small fire pit.

Month of VisitSeptember
  • Review photo of Reva Gap Campground by West River J., April 26, 2018
Reviewed Aug. 15, 2017

Quite spot, lots of room

Really liked this free spot a few miles east of the main hwy. Great if you are traveling to the Badlands from the north. Lots of spacious sites here with established fire pits and several toilets. Coyotes serenaded us throughout the night!

Month of VisitJuly
  • Review photo of Reva Gap Campground by Natalie B., August 15, 2017
  • Review photo of Reva Gap Campground by Natalie B., August 15, 2017
  • Review photo of Reva Gap Campground by Natalie B., August 15, 2017
  • (11) View All

Frequently Asked Questions

  • Is there cell phone reception at Reva Gap Campground?

    According to campers on TheDyrt.com, Verizon signal is fair, AT&T is unknown, and T-Mobile is available.