Curtis Lake is a lake in Clark County in the U.S. state of Washington.

The lake, near the confluence of Salmon Creek and Lake River, is northwest of the community of Felida.

[2] The lake is home to two nonindigenous aquatic species; Perca flavescens (yellow perch)[3] and Pomoxis annularis (white crappie).

[4] The lake's single outlet is Curtis Creek which empties into Salmon Creek.

[2]