The North Laramie River is a tributary of the Laramie River, 86.4 miles (139.0 km) long, in southeastern Wyoming in the United States. It rises in the Medicine Bow National Forest in the Laramie Mountains, in northern Albany County. It flows south, then east-northeast and east, emerging from the mountains and joining the Laramie River approximately 5 miles (8 km) north of Wheatland.