Travelers are voting Middle Fork Salmon River as the best river near Stanley. There are 1 river near Challis a city just 41 km from Stanley and 4 rivers near Ketchum which is 45 km distant. The most popular of these are Pahsimeroi River near Challis and Big Lost River in Ketchum. You can find 29 rivers in Idaho and 3914 rivers in the country of United States. Our members favorite in Idaho is Salmon River and Mississippi River is the top pick in United States. Want more? Check out our map of rivers near Stanley.