 The average household size was 2.57 and the average family size was 2.84.In the township the population was spread out, with 23.7% under the age of 18, 5.6% from 18 to 24, 29.5% from 25 to 44, 26.3% from 45 to 64, and 14.8% who were 65 years of age or older.The median age was 40 years.