 The average household size was 2.79 and the average family size was 3.15.In the township the population was spread out with 28.2% under the age of 18, 7.0% from 18 to 24, 23.2% from 25 to 44, 31.2% from 45 to 64, and 10.4% who were 65 years of age or older.The median age was 41 years.