In the county the population was spread out with 25.30% under the age of 18, 9.50% from 18 to 24, 29.20% from 25 to 44, 23.20% from 45 to 64, and 12.80% who were 65 years of age or older.
В округе Батлер проживает 25.30% населения в возрасте до 18 лет, 9.50% с 18 до 24 лет, 29.20% с 25 до 44 лет, 23.20% от 45 до 64 лет и 12.80% от 65 лет и старше.