sentences:  About 4.80% of families and 7.10% of the population were below the poverty line, including 8.30% of those under age 18 and 9.60% of those age 65 or over.Most residents of Cabarrus County are Caucasian of Scots-Irish, German, or English-Welsh extraction.The proportion of African-American residents has decreased since the late nineteenth century, in part due to people leaving in the [[Great Migration of the 20th century to cities and areas with more opportunities.