FY 2017 RISP Infographics

How many people with intellectual or developmental disabilities live in the United States?

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Infographic that depicts the prevalence of people with intellectual or developmental disabilities (IDD) in the United States using cartoon figures of people. 7.38 million have IDD.

20% or 1.48 million people with IDD were known to or served by state IDD agencies.

17% or 1.28 are receiving long-term supports and services through their state DD agency.

There were 7.4 million people with an intellectual or developmental disability in the United States in 2017. Of those, 20% or 1.5 million people were known to their state developmental disabilities agency. 17% or 1.3 million people received at least one long-term support or service in addition to case management.

Note: US IDD prevalance estimates from 1994/95 National Health Interview Survey (NHIS) Disability Supplement and the 2014 NHIS (Zablosky, 2015)

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