sentences:  30.5% of households were one person and 17.7% were one person aged 65 or older.The average household size was 2.31 and the average family size was 2.83.The age distribution was 20.5% under the age of 18, 8.8% from 18 to 24, 21.1% from 25 to 44, 28.4% from 45 to 64, and 21.1% 65 or older.