The Cascade River is a placename that can mean:

Follow the path along the west side of the lake, then take the trail to the bridge at Cascade River.

The Cascade River is a river in northern Tasmania.

The Cascade River is a medium-sized river in southwestern Alberta, Canada.

The Cascade River is named after Cascade Mountain.

Numerous headwater tributaries of the Cascade River flow down the slopes of Boston Basin.

The Cascade River is a river of the South Island of New Zealand.

It is near the source of Johnson Creek although its southern and eastern slopes drain into the Cascade River.

The Cascade River is a river in the U.S. state of Washington.

It flows briefly north, then west to join the South Fork, forming the Cascade River Proper.