 The average household size was 2.37 and the average family size was 2.77.In the township the population was spread out with 20.9% under the age of 18, 6.6% from 18 to 24, 24.5% from 25 to 44, 30.6% from 45 to 64, and 17.4% who were 65 years of age or older.The median age was 44 years.