 The average household size was 2.35 and the average family size was 2.81.In the township the population was spread out with 21.6% under the age of 18, 6.9% from 18 to 24, 28.6% from 25 to 44, 28.0% from 45 to 64, and 15.0% who were 65 years of age or older.The median age was 41 years.