Top Camping Spots Near Decker, MT: Explore Scenic Outdoor Adventures
Nestled in the stunning landscape of southeastern Montana, Decker offers a myriad of camping options that cater to outdoor enthusiasts of all kinds. For RV travelers, the nearby Bighorn Canyon National Recreation Area provides well-maintained RV campsites with breathtaking views of the canyon and ample opportunities for fishing and hiking. Tent camping is popular at the Shell Canyon Campground, enveloped by the rugged beauty of the Beartooth Mountains, where visitors can relish the tranquility of nature amidst towering pines and vibrant wildflowers. Dispersed camping options are plentiful in the vicinity of the Custer Gallatin National Forest, allowing adventurous campers to find secluded spots along creeks and in meadows, perfectly suited for stargazing under Montana's wide-open skies. The unique geography of the region, with its rolling hills and dramatic rock formations, makes Decker an ideal base for exploring the natural wonders and abundant wildlife of the area. Whether you seek a family-friendly RV park or a remote tent site, the Decker, MT area promises an unforgettable camping experience immersed in the heart of the Montana wilderness.

















Rattlesnake Point Campground is part of Tongue River State Park in Montana (1 hr 58 min east of Billings, MT) with an elevation of 3,440 feet. There are a total of 7 campsites. The campground is open all year. Sites can accommodate RVs and trailers up to 80 feet. All sites are currently reservable. Reservations can be booked up to 6 months in advance. Prices start at $14.00 per night. Some amenities include restroom. Activities include boating, fishing, water skiing, floating sports.
Campers Point Campground is part of Tongue River State Park in Montana (2 hrs 1 min east of Billings, MT) with an elevation of 3,440 feet. There are a total of 40 campsites. The campground is open all year. Sites can accommodate RVs and trailers between 55 and 70 feet. All sites are currently reservable. Reservations can be booked up to 6 months in advance. All sites have electric hookups. Fees range from $14.00 to $20.00. Some amenities include dump station, boat ramp, restroom. Activities include boating, fishing, water skiing, floating sports.
Pee Wee Point South Campground is part of Tongue River State Park in Montana (2 hrs 1 min east of Billings, MT) with an elevation of 3,432 feet. There are a total of 54 campsites. The campground is open all year. Sites can accommodate RVs and trailers between 54 and 151 feet. All sites are currently reservable. Reservations can be booked up to 6 months in advance. 41 sites have electric hookups. Fees range from $14.00 to $28.00. Some amenities include playground, swimming, restroom. Activities include boating, fishing, floating sports.
Pee Wee North Campground is part of Tongue River State Park in Montana (2 hrs 1 min east of Billings, MT) with an elevation of 3,440 feet. There are a total of 17 campsites. The campground is open all year. Sites can accommodate RVs between 45 and 79 feet. All sites are currently reservable. Reservations can be booked up to 6 months in advance. Prices start at $14.00 per night. Some amenities include boat ramp, restroom. Activities include boating, fishing, water skiing, floating sports.
Sand Point Campground is part of Tongue River State Park in Montana (2 hrs 4 min east of Billings, MT) with an elevation of 3,440 feet. There are a total of 34 campsites. The campground is open all year. Sites can accommodate RVs and trailers between 40 and 80 feet. All sites are currently reservable. Reservations can be booked up to 6 months in advance. Prices start at $14.00 per night. Some amenities include restroom. Activities include boating, fishing, water skiing, floating sports.
Riverside Campground is part of Tongue River State Park in Montana (2 hrs 10 min east of Billings, MT) with an elevation of 3,440 feet. There are a total of 14 campsites. The campground is open all year. Sites can accommodate RVs and trailers up to 50 feet. All sites are currently reservable. Reservations can be booked up to 6 months in advance. Prices start at $14.00 per night. Some amenities include restroom. Activities include fishing, floating sports.
Sibley Lake Campground is located in the Tongue Ranger District, Bighorn National Forest (2 hrs 17 min southeast of Billings, MT) with an elevation of 8,302 feet. There are a total of 24 campsites including 23 boat sites. The campground is normally open from the beginning of June to mid September. 23 sites can accommodate RVs and trailers between 28 and 85 feet. All sites are currently reservable. Reservations can be booked up to 6 months in advance. 14 sites have electric hookups. Fees range from $20.50 to $25.50. Some amenities include dump station, boat ramp. Activities include biking, boating, fishing, hiking trails, floating sports.
Prune Creek Campground is located in the Tongue Ranger District, Bighorn National Forest (2 hrs 20 min southeast of Billings, MT) with an elevation of 7,676 feet. There are a total of 20 campsites. The campground is normally open from the beginning of June to mid September. Sites can accommodate RVs and trailers between 25 and 55 feet. All sites are currently reservable. Reservations can be booked up to 6 months in advance. Prices start at $20.50 per night. Some amenities include dump station. Activities include biking, boating, ohv trails nearby, fishing, hiking trails, floating sports.
Pine Island Group Area is located in the Tongue Ranger District, Bighorn National Forest (2 hrs 20 min southeast of Billings, MT) with an elevation of 7,656 feet. The site is normally open from the beginning of June to mid September. Prices start at $90.00 per night. Some amenities include playground. Activities include biking, boating, fishing, hiking trails, floating sports.
Tie Flume Campground is located in the Tongue Ranger District, Bighorn National Forest (2 hrs 39 min southeast of Billings, MT) with an elevation of 8,380 feet. There are a total of 26 campsites. The campground is normally open from the beginning of June to mid September. Sites can accommodate RVs and trailers between 35 and 80 feet. All sites are currently reservable. Reservations can be booked up to 6 months in advance. Prices start at $20.50 per night. Activities include biking, boating, ohv trails nearby, fishing, hiking trails, floating sports.
Dead Swede Campground is located in the Tongue Ranger District, Bighorn National Forest (2 hrs 45 min southeast of Billings, MT) with an elevation of 8,455 feet. There are a total of 20 campsites. The campground is normally open from mid June to the beginning of September. Sites can accommodate RVs and trailers between 35 and 60 feet. All sites are currently reservable. Reservations can be booked up to 6 months in advance. Prices start at $20.50 per night. Activities include biking, fishing, hiking trails.
North Tongue Campground is located in the Tongue Ranger District, Bighorn National Forest (2 hrs 32 min southeast of Billings, MT) with an elevation of 7,876 feet. There are a total of 11 campsites. The campground is normally open from the beginning of June to mid September. Sites can accommodate RVs and trailers between 26 and 100 feet. All sites are currently reservable. Reservations can be booked up to 6 months in advance. Prices start at $18.00 per night. Activities include biking, boating, ohv trails nearby, fishing, hiking trails, floating sports.
Owen Creek Campground is located in the Tongue Ranger District, Bighorn National Forest (2 hrs 29 min southeast of Billings, MT) with an elevation of 8,464 feet. There are a total of 7 campsites. The campground is normally open from the beginning of June to mid September. Sites can accommodate RVs and trailers between 25 and 50 feet. All sites are currently reservable. Reservations can be booked up to 6 months in advance. Prices start at $18.00 per night. Some amenities include dump station. Activities include biking, ohv trails nearby, fishing, hiking trails.
Ranger Creek Campground is located in the Medicine Wheel Ranger District, Bighorn National Forest (2 hrs 55 min southeast of Billings, MT) with an elevation of 7,681 feet. There are a total of 12 campsites. The campground is normally open from the end of May to mid September. Sites can accommodate RVs and trailers between 20 and 75 feet. All sites are currently reservable. Reservations can be booked up to 6 months in advance. Fees range from $18.50 to $90.00. Some amenities include playground, restroom. Activities include biking, fishing, horseback riding, hiking trails.
Shell Creek Campground is located in the Medicine Wheel Ranger District, Bighorn National Forest (2 hrs 51 min southeast of Billings, MT) with an elevation of 7,569 feet. There are a total of 14 campsites including 2 tent-only sites. The campground is normally open from the end of May to mid September. 12 sites can accommodate RVs and trailers between 30 and 75 feet. All sites are currently reservable. Reservations can be booked up to 6 months in advance. Prices start at $18.50 per night. Activities include biking, ohv trails nearby, fishing, hiking trails, rock climbing.
Hunter Trailhead Campground is located in the Powder River Ranger District, Bighorn National Forest (2 hrs 1 min northwest of Casper, WY) with an elevation of 7,838 feet. There are a total of 9 campsites. The campground is normally open from the beginning of June to the end of September. Max equipment length is 40 feet. All sites are currently reservable. Reservations can be booked up to 6 months in advance. Prices start at $10.00 per night. Activities include fishing, horseback riding, hiking trails.
Diamond Butte Lookout is located in the Ashland Ranger District, Custer Gallatin National Forest (3 hrs 14 min east of Billings, MT) with an elevation of 4,256 feet. The site is open all year. Prices start at $45.00 per night. Activities include biking, horseback riding, hiking trails.
Middle Fork Campground is located in the Powder River Ranger District, Bighorn National Forest (1 hr 57 min northwest of Casper, WY) with an elevation of 7,441 feet. There are a total of 9 campsites. The campground is normally open from the end of May to mid September. Sites can accommodate RVs and trailers between 40 and 80 feet. All sites are currently reservable. Reservations can be booked up to 6 months in advance. Fees range from $20.00 to $40.00. Activities include biking, fishing, horseback riding, hiking trails.
Hettinger Group Area is located in the Powder River Ranger District, Bighorn National Forest (1 hr 58 min northwest of Casper, WY) with an elevation of 7,652 feet. The site is normally open from the end of May to mid September. Prices start at $90.00 per night. Activities include biking, boating, ohv trails nearby, fishing, horseback riding, hiking trails, floating sports.
Porcupine Campground is located in the Medicine Wheel Ranger District, Bighorn National Forest (2 hrs 19 min southeast of Billings, MT) with an elevation of 8,823 feet. There are a total of 15 campsites including 2 tent-only sites. The campground is normally open from mid June to the beginning of September. 13 sites can accommodate RVs and trailers between 45 and 100 feet. All sites are currently reservable. Reservations can be booked up to 6 months in advance. Prices start at $18.50 per night. Activities include biking, ohv trails nearby, fishing, horseback riding, hiking trails, rock climbing.
Tie Hack Campground is located in the Powder River Ranger District, Bighorn National Forest (1 hr 58 min northwest of Casper, WY) with an elevation of 7,781 feet. There are a total of 19 campsites. The campground is normally open from the end of May to mid September. Sites can accommodate RVs and trailers between 36 and 45 feet. All sites are currently reservable. Reservations can be booked up to 6 months in advance. Prices start at $20.00 per night. Activities include biking, boating, ohv trails nearby, fishing, horseback riding, hiking trails, floating sports.
Bald Mountain Campground is located in the Medicine Wheel Ranger District, Bighorn National Forest (2 hrs 16 min southeast of Billings, MT) with an elevation of 9,117 feet. There are a total of 15 campsites. The campground is normally open from mid June to the beginning of September. Sites can accommodate RVs and trailers between 25 and 80 feet. All sites are currently reservable. Reservations can be booked up to 6 months in advance. Each site includes a picnic table and fire ring. Prices start at $18.50 per night. Activities include biking, ohv trails nearby, fishing, horseback riding, hiking trails.
Circle Park Campground is located in the Powder River Ranger District, Bighorn National Forest (2 hrs 5 min northwest of Casper, WY) with an elevation of 8,110 feet. There are a total of 10 campsites. The campground is normally open from the beginning of June to the beginning of September. Sites can accommodate RVs and trailers between 30 and 50 feet. All sites are currently reservable. Reservations can be booked up to 6 months in advance. Prices start at $18.50 per night. Activities include biking, boating, fishing, hiking trails, floating sports.
South Fork Campground is located in the Powder River Ranger District, Bighorn National Forest (1 hr 59 min northwest of Casper, WY) with an elevation of 7,762 feet. There are a total of 13 campsites including 5 tent-only sites. The campground is normally open from the end of May to mid September. 8 sites can accommodate RVs and trailers between 40 and 65 feet. All sites are currently reservable. Reservations can be booked up to 6 months in advance. Prices start at $20.00 per night. Activities include biking, boating, ohv trails nearby, fishing, horseback riding, hiking trails, floating sports.
West Tensleep Lake Campground is located in the Powder River Ranger District, Bighorn National Forest (2 hrs 58 min northwest of Casper, WY) with an elevation of 9,096 feet. There are a total of 10 campsites including 1 tent-only site. The campground is normally open from mid June to the beginning of September. 9 sites can accommodate RVs and trailers between 30 and 45 feet. All sites are currently reservable. Reservations can be booked up to 6 months in advance. Prices start at $18.50 per night. Activities include biking, boating, ohv trails nearby, fishing, hiking trails, floating sports.
Pole Creek Cabin is located in the Powder River Ranger District, Bighorn National Forest (2 hrs 11 min northwest of Casper, WY) with an elevation of 8,220 feet. The site is open all year. Prices start at $35.00 per night. Activities include biking, boating, fishing, floating sports.
Sheep Mountain Fire Lookout is located in the Powder River Ranger District, Bighorn National Forest (2 hrs 30 min northwest of Casper, WY) with an elevation of 9,547 feet. The site is normally open from the end of June to mid October. Prices start at $50.00 per night.
Island Park Campground is located in the Powder River Ranger District, Bighorn National Forest (2 hrs 41 min northwest of Casper, WY) with an elevation of 8,554 feet. There are a total of 9 campsites. The campground is normally open from mid June to the beginning of September. Sites can accommodate RVs and trailers between 30 and 75 feet. All sites are currently reservable. Reservations can be booked up to 6 months in advance. Prices start at $18.50 per night. Activities include biking, boating, ohv trails nearby, fishing, hiking trails, floating sports, rock climbing.
Muddy Guard Cabin is located in the Powder River Ranger District, Bighorn National Forest (2 hrs 9 min northwest of Casper, WY) with an elevation of 7,808 feet. The site is open all year. Prices start at $40.00 per night. Activities include biking, boating, fishing, horseback riding, hiking trails, floating sports.
Sitting Bull Campground is located in the Powder River Ranger District, Bighorn National Forest (2 hrs 28 min northwest of Casper, WY) with an elevation of 8,773 feet. There are a total of 41 campsites. The campground is normally open from the beginning of June to mid September. 40 sites can accommodate RVs between 40 and 60 feet. All sites are currently reservable. Reservations can be booked up to 6 months in advance. Fees range from $20.00 to $40.00. Activities include biking, fishing, hiking trails.