sentences:  The per capita income for the county was $18,243.About 13.50% of families and 20.30% of the population were below the poverty line, including 21.60% of those under age 18 and 20.20% of those age 65 or over.As of the census of 2010, there were 168,148 people residing in Pitt County, a 25.7% increase since 2000.