As of the census[REF] of 2000, there were 68,190 people, 26,680 households, and 15,314 families residing in the county.
In the county, the population was spread out with 19.60% under the age of 18, 25.90% from 18 to 24, 26.20% from 25 to 44, 17.60% from 45 to 64, and 10.80% who were 65 years of age or older.