 The per capita income for the city was $25,611.About 3.4% of families and 4.6% of the population were below the poverty line, including 5.7% of those under age 18 and 2.4% of those age 65 or over.At the 2010 census, there were 21,352 people, 8,149 households, and 5,764 families living in the city.