 The average household size was 2.30 and the average family size was 2.71.In the township the population was spread out with 20.4% under the age of 18, 5.1% from 18 to 24, 23.0% from 25 to 44, 31.6% from 45 to 64, and 19.9% who were 65 years of age or older.The median age was 46 years.