Map of Adair CDP, Illinois
Adair is an unincorporated community and census-designated place (CDP) in McDonough County, Illinois, United States. It is part of New Salem Township. As of the 2020 census, Adair had a population of 212. Adair was laid out in August 1870 under the name of “Reedyville”; though the name has never been officially changed, the location … Read more