 The average household size was 2.60 and the average family size was 2.99.In the township the population was spread out with 4.9% under the age of 18, 8.7% from 18 to 24, 63.3% from 25 to 44, 19.9% from 45 to 64, and 3.1% who were 65 years of age or older.The median age was 35 years.