Astoria is an incorporated town in Fulton County, Illinois, United States.

[4] It was originally laid out as the town of Washington in 1836, relocated as Vienna in 1837, and renamed as Astoria in 1839.

The name honors fur titan John Jacob Astor, who supposedly owned land in or near the town.

According to the 2021 census gazetteer files, Astoria has a total area of 0.59 square miles (1.53 km2), all land.

36.13% of all households were made up of individuals, and 11.13% had someone living alone who was 65 years of age or older.