The racial composition of the population was more than 90 % White American .
According to the 2010 census , the racial composition of the population was 90.7 % White American , 0.8 % Black or African American , 2.4 % American Indian and Alaska Native , 0.8 % Asian American , 0.1 % Native Hawaiian and other Pacific Islander , 2.2 % from two or more races , and 3.0 % from some other race .
Wyoming