The State’s Data Center estimates that populations of Adair and Guthrie County are trending downwards. New data estimates the current population of Adair County to be 7,454. A decrease of 228 people since the 2010 census. Additionally, the population of all the County’s cities are estimated to have declined since the last census. In Guthrie County, the current population is estimated to be 10,722. A decrease of 232 since the 2010 census. All of the County’s cities are expected to have dropped in population.