Chilly is an

unincorporated community An unincorporated area is a parcel of land that is not governed by a local general-purpose municipal corporation. (At p. 178.) They may be governed or serviced by an encompassing unit (such as a county) or another branch of the state (such as th ...

Custer County, Idaho Custer County is a rural mountain county in the center of the U.S. state of Idaho. As of the 2020 census, the population was 4,275, making it the fifth-least populous county in Idaho. The county seat is Challis. Established in 1881, the cou ...

History

post office A post office is a public facility and a retailer that provides mail services, such as accepting letter (message), letters and parcel (package), parcels, providing post office boxes, and selling postage stamps, packaging, and stationery. Post o ...

called Chilly was established in 1902, and remained in operation until 1958. The community was so named on account of the often chilly air at the elevated town site. Chilly's population was 107 in 1909, and was 92 in 1940.

References

Unincorporated communities in Custer County, Idaho Unincorporated communities in Idaho {{CusterCountyID-geo-stub