Duck Creek is a long 3rd order tributary to Smyrna River in New Castle County, Delaware.
According to the Geographic Names Information System, it has also been known historically as:
Duck Creek is formed in Duck Creek Pond at the confluence of Green Spring Branch and Providence Creek at Smyrna, Delaware. Duck Creek then flows east to form the Smyrna River with Mill Creek about northeast of Smyrna, Delaware.
Duck Creek drains of area, receives about per year of precipitation, has a topographic wetness index of 611.58 and is about 3.4% forested.