The organizations Homelessness Resource Center, National Alliance to End Homelessness and Mental Illness Policy Organization publish facts on homeless figures and trends on their websites. These organizations give past and current statistics on homelessness to help spread awareness of the issue.
The Homelessness Resource Center provides links to published articles that discuss the facts and trends in homelessness. The trends covered include substance abuse, mental illness, incarceration and homeless veterans.
The National Alliance to End Homelessness published reports from April 2013 regarding homelessness in the United States. The reports discuss the major statistical findings, such as increases and decreases in the percentage of homeless people in the country.
The Mental Illness Policy Organization focuses on the issue of mental illness within homelessness. It gives statistics on the number of homeless people who are mentally ill and describes the societal problems that arise from homelessness.