Three Island Crossing State Park stretches along the Snake River near King Hill, Idaho, at approximately 2,533 feet elevation. The park features spacious RV sites with water and electric hookups, as well as tent camping areas and climate-controlled yurt accommodations. Summer temperatures regularly reach the 90s, with cooler nights and occasional high winds in spring and fall.
What to do
Explore historic sites: Three Island Crossing State Park contains an Oregon Trail interpretive center providing context about the area's pioneer history. "The park had an awesome museum area," notes Rachel G. at Three Island Crossing State Park Campground.
Visit hot springs: Miracle Hot Springs offers multiple pools of varying temperatures near Buhl. "Pools feel so good with the different temp areas," reports Tara M. The facility includes "a hot hot hot pool, a more shallow less hot big pool, and another pool yet," according to Beth M. at Miracle Hot Springs.
Kayak the Snake River: The Snake River provides paddling opportunities with views of the surrounding canyon walls. "We were able to paddle over to Ritter island on our paddle boards," mentions Natalie J. at 1000 Springs Resort, adding that "the water was wonderful."
Hike Balanced Rock: A short drive from King Hill leads to this unique geological formation. "Balanced rock is a short car drive or medium walk away and is definitely worth a visit," suggests Alan B. at Balanced Rock County Park.
What campers like
Riverside camping: Many campgrounds in the area offer direct access to the Snake River. "Gorgeous state park campground along the Snake River. Spacious sites, clean bathrooms, friendly camp hosts, and dog friendly," writes Sara S. about Three Island Crossing State Park Campground.
Private yurt accommodations: Yurt camping near King Hill provides comfort and climate control. "The domes were clean and the bed and bedding was comfortable," notes Tara M. about the geodesic domes at Miracle Hot Springs, which are "surrounded with apple trees."
Canyon views: The area's unique terrain creates memorable camping settings. "This is a park that allows camping. The grass areas are nice," notes Sadie P., adding that it's "so far below the cliffs that you get cooler air than up top, plenty of light all day but direct sun for about four hours" at Balanced Rock.
Clean facilities: Many campgrounds maintain well-kept restrooms and grounds. "Bathrooms and showers are clean and well maintained. Park is clean, plenty of trees and shade," writes Christy L. about the facilities at Three Island Crossing.
What you should know
Weather variability: The area experiences significant temperature fluctuations. "Went in mid July and stayed at site #14 which had a great view of the river and the cliffs. Temperature was in the 90s and so glad to have AC," shares Italo L. about Trail Break RV Park & Campground.
Campground noise levels: Some campgrounds experience traffic noise. "The highway was loud, but something you could get used to. The sheep also made a lot of noise but that was more cute than annoying," reports Jayden K. about Trail Break RV Park.
Limited cell service: Connectivity varies significantly throughout the region. "No cell service or wifi service or reception in the canyon," warns Christopher J. about Balanced Rock County Park, while the Twin Falls-Jerome KOA provides reliable WiFi.
Seasonal considerations: Many facilities have limited operating seasons. "They close starting Oct. 31st," notes Beth S. about Rock Creek RV Park, while Three Island Crossing remains open year-round.
Tips for camping with families
Disc golf access: Three Island Crossing offers an 18-hole disc golf course. "Such a great campground. Something for everyone, even folf!" mentions Patricia W., making it an ideal activity for older children and teens.
Kid-friendly water options: Several campgrounds feature swimming areas. "Kids love all the games mini golf, gaga ball and toys," shares Kathe M. about Twin Falls-Jerome KOA, which also has "a very nice pool."
Budget-friendly options: Free or low-cost camping can be found in the area. "Very decently priced when all you need is somewhere to set up your tent for the night and get up and go in the morning," says Tatiana G. about Trail Break RV Park, adding that restrooms are "locked for paying campers only and have a sink, shower and toilet."
Safe biking areas: Some campgrounds feature paved paths ideal for children learning to ride. "Paced roads are good for littles to cruise on their bikes," notes Lisa O. about Three Island Crossing State Park.
Tips from RVers
Dump station access: Not all campgrounds provide full hookups. "No sewer or dump tank but clean grounds and well taken care of facilities," mentions Robert B. about Miracle Hot Springs, while Rock Creek RV Park has "a free public dump station 1 mile away in town."
Site selection considerations: Many RVers recommend specific sites for optimal experiences. "Our back in site was nearby our neighbors, but felt spacious because it's an end site directly across from the camp host," shares Julia M. about Rock Creek RV Park, adding that "hard to beat $20 for W&E hookups."
Maneuverability challenges: Some parks have access limitations. "The short road down to the park is a bit steep but doable. FYI-Some spots are not very level," warns Beth S. about Rock Creek RV Park, though "there are large rigs here."
Winter access limitations: Many RV parks close seasonally. "The hot springs are great. I asked if I could use a camp sight for the night, I told them I am self contained with a great heater. I was not allowed to stay there," reports Israel B. at Miracle Hot Springs during off-season.
