 The average household size was 2.46 and the average family size was 2.91.In the township the population was spread out, with 21.6% under the age of 18, 4.9% from 18 to 24, 27.3% from 25 to 44, 25.6% from 45 to 64, and 20.6% who were 65 years of age or older.The median age was 43 years.