Programs that provide affordable, community-based housing for individuals and families who have experienced long-term or chronic homelessness and have been diagnosed as having a physical or developmental disability, a severe mental illness, substance use disorder problems or HIV/AIDS; or are members of another designated group within the homeless population. Structures may include apartments, single-family houses, duplexes, group homes or single-room occupancy housing. Permanent supportive housing programs generally provide residents with the rights of tenancy under state or local landlord/tenant laws and are linked to services designed to meet residents' needs. Supportive services vary depending on the resident population. Most programs offer some type of case management and housing support, but may also offer more intensive mental health, substance use disorder, vocational, employment or other services which help promote independent living. Supportive services may be offered on-site or off-site, or be provided by a mobile service team and may be available to people with current housing who are at risk of becoming homeless.

Individuals who are generally between the ages of 18 and 25 depending on the ages that specific programs use for qualification.

Youth who, because of their economic, environmental or family situation, a health problem or disability or past behavior, are considered more likely than others to be affected by or become involved in child abuse or neglect, substance abuse, juvenile delinquency, gang behavior, adolescent pregnancy, truancy, unemployment and other problems which threaten their health, safety and/or personal development.

Individuals or families whose annual income is between 150 and 200% of poverty level for their family size.

People whose annual income is within the federal poverty level guidelines which vary according to family size and are revised annually.

Individuals or families who are at risk for becoming homeless because they are unable to make their rent or mortgage payment and face eviction or foreclosure or who have already lost their permanent residence and are "doubled up", i.e., are staying temporarily with friends or relatives.

Children or adolescents who have been abandoned by the adults responsible for their care or who have left their homes without notice or parental consent and who have no fixed place of residence.