 The average household size was 2.59 and the average family size was 2.98.In the township the population was spread out, with 23.0% under the age of 18, 7.4% from 18 to 24, 25.5% from 25 to 44, 28.2% from 45 to 64, and 15.8% who were 65 years of age or older.The median age was 42 years.