Muddy Creek (Conestoga River)

Muddy Creek is a 15.7-mile-long (25.3 km) tributary of the Conestoga River in Lancaster County, Pennsylvania in the United States.

The tributary Little Muddy Creek joins Muddy Creek 3.7 miles (6.0 km) from the Conestoga River. Muddy Creek joins the Conestoga River 7.5 miles (12.1 km) upstream from Brownstown.

Muddy Creek was formerly spanned by the Red Run Covered Bridge.