Challenge (formerly Challenge Mills)[3] is an unincorporated community in Yuba County, California.

It is located on Dry Creek 30 miles (48 km) northeast of Marysville.

[3] Challenge was once the terminus of a narrow-gauge logging railroad that hauled timber to the Beanville mill.

[4] A post office opened at Challenge in 1895.

This Yuba County, California-related article is a stub.