Oscarville (Central Yupik: Kuiggayagaq) is a census-designated place (CDP) in Bethel Census Area, Alaska, United States.

Oscarville first reported on the 1940 U.S. Census as an unincorporated native village.

The racial makeup of the CDP was 0.00% White, 98.36% Native American, and 1.64% from two or more races.

20.0% of all households were made up of individuals, and none had someone living alone who was 65 years of age or older.

There were 50.0% of families and 40.0% of the population living below the poverty line, including 18.8% of under eighteens and 100.0% of those over 64.