"The Black Population: 2010" (PDF), Census Bureau, September 2011. "Black or African Americans" refers to a person having origins in any of the Black racial groups of Africa. The Black racial category includes people who marked the "Black, African Am., or Negro" checkbox. It also includes respondents who reported entries such as African American; Sub-Saharan African entries, such as Kenyan and Nigerian; and Afro-Caribbean entries, such as Haitian and Jamaican."
