Rock Creek is a 125 miles (201.2 km) river in the south central part of the U.S. state

U.S. state

A U.S. state is any one of the 50 federated states of the United States of America that share sovereignty with the federal government. Because of this shared sovereignty, an American is a citizen both of the federal entity and of his or her state of domicile. Four states use the official title of...

 of Wyoming

Wyoming

Wyoming is a state in the mountain region of the Western United States. The western two thirds of the state is covered mostly with the mountain ranges and rangelands in the foothills of the Eastern Rocky Mountains, while the eastern third of the state is high elevation prairie known as the High...

. It empties into the Medicine Bow River

Medicine Bow River

The Medicine Bow River is a tributary of the North Platte River, in southern Wyoming in the United States.It rises in the Snowy Range, flowing out of the North Gap Lake, in southeastern Carbon County...

. The drainage basin of Rock Creek starts high on the north side of the Snowy Range. At the northern base of the range, Rock Creek runs through the town of Arlington

Arlington, Wyoming

Arlington is an unincorporated community in southeastern Carbon County, Wyoming, United States. It lies at the intersection of Interstate 80 and WYO 13, northwest of Laramie and east of the city of Rawlins, the county seat of Carbon County...

 and continues on through McFadden and Rock River. From there Rock Creek runs primarily northeasterly before turning to the northwest and meeting with the Medicine Bow River just north of the town of Medicine Bow

Medicine Bow, Wyoming

Medicine Bow is a town in Carbon County, Wyoming, United States. The population was 304 at the 2010 census.-Geography:Medicine Bow is located at ....

.