Chilly is an unincorporated community in Custer County, Idaho.

A post office called Chilly was established in 1902, and remained in operation until 1958.

[2] The community was so named on account of the often chilly air at the elevated town site.

[3] Chilly's population was 107 in 1909,[4] and was 92 in 1940.

This Geographical stub article in Custer County, Idaho is a stub.