 The average household size was 2.29 and the average family size was 2.83.In the township the population was spread out, with 8.7% under the age of 18, 7.6% from 18 to 24, 53.6% from 25 to 44, 23.7% from 45 to 64, and 6.4% who were 65 years of age or older.The median age was 36 years.