HUD's Annual Homeless Assessment Report to Congress
Department of Housing and Urban Development Office of Community Planning and Development - The Third Annual Homeless Assessment Report to Congress, July 29, 2008 (144 pages, PDF)
"...on a single night in January 2007, there were 671,888 sheltered and unsheltered homeless persons nationwide. At this point in time, nearly two-thirds of the nation’s homeless population (63 percent or 423,400 persons) were individuals and more than one-third (37 percent or 248,500 persons) were persons in families."
