In Billings , Montana , 22.6 % of residents were under the age of 18 ; 9.8 % were between the ages of 18 and 24 ; 26.3 % were from 25 to 44 ; 26.3 % were from 45 to 64 ; and 15 % were 65 years of age or older .
The median age in the city was 37.5 years .
Billings, Montana