The process of regulating the proliferation and elimination of dendritic cells such that the total number of dendritic cells within a whole or part of an organism is stable over time in the absence of an outside stimulus. [ GOC:uh http://purl.obolibrary.org/obo/CL_0000451 http://www.ncbi.nlm.nih.gov/pubmed/12570827 http://www.ncbi.nlm.nih.gov/pubmed/19176316 ]