 The average household size was 2.68 and the average family size was 2.99.In the township the population was spread out with 21.5% under the age of 18, 8.8% from 18 to 24, 25.8% from 25 to 44, 31.0% from 45 to 64, and 13.0% who were 65 years of age or older.The median age was 41 years.