Little Swan Lake

LocationWarren County, Illinois, United States

Coordinates40°40′00″N 90°32′21″W / 40.66667°N 90.53917°W / 40.66667; -90.53917

TypeArtificial lake

BasincountriesUnited States

Little Swan Lake
Little Swan Lake Show map of Illinois Little Swan Lake Show map of the United States
Location	Warren County, Illinois, United States
Coordinates	40°40′00″N 90°32′21″W / 40.66667°N 90.53917°W / 40.66667; -90.53917
Type	Artificial lake
Basin countries	United States
Surface area	250 acres (100 ha)[1]
Surface elevation	656 ft (200 m)[2]

Little Swan Lake is an artificial lake in southeastern Warren County in the U.S. state of Illinois, due west of the village of Avon.^[2] The lake is impounded by Little Swan Lake Dam, completed in 1967.^[3][4]