 The average household size was 1.90 and the average family size was 2.43.In the township the population was spread out, with 13.5% under the age of 18, 4.1% from 18 to 24, 27.0% from 25 to 44, 29.7% from 45 to 64, and 25.7% who were 65 years of age or older.The median age was 47 years.