The current population of Clayton, Idaho is 8based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 8.The last official US Census in 2010 recorded the population at 7.
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Origin of Naturalized Citizens
Born in Clayton
Place of Birth
100.00% of Clayton residents were born in the United States, with 53.85% having been born in Idaho. 0.00% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.