The mission of the National Black Caucus of the Green Party of the United States (BC-GPUS) is to maximize the participation of men and women of African and African American descent in the political and policy-making process of the Green Party of the United States. It is further to introduce the Ten Key Green Values and the Green Party Platform to the African American community.

The mission of BC-GPUS is to increase the participation and election victories in United States electoral politics of African and African Americans who support the GPUS Platform, and to ensure that the GPUS conducts and implements programs that concretize its platform in the interests of communities of African-American and African descent addressing community needs and disparities.