Kuskokwim Bay is a bay in southwestern Alaska, at about 59°30′N 162°30′W / 59.500°N 162.500°W / 59.500; -162.500.

It is about 160 km (99 mi) long, and 160 km (99 mi) wide.

The Kuskokwim River empties into Kuskokwim Bay.

The largest community on the bay is the city of Quinhagak.

This article about a location in the Bethel Census Area, Alaska is a stub.