 The average household size was 2.22 and the average family size was 2.71.In the township the population was spread out with 20.8% under the age of 18, 4.9% from 18 to 24, 24.1% from 25 to 44, 31.3% from 45 to 64, and 18.9% who were 65 years of age or older.The median age was 45 years.