Developmental Disabilities are severe and long-term problems. These disabilities can range from mental disability to physical disability or both. 

Physical disabilities include: blindness, hearing loss, multiple sclerosis, epilepsy, etc. 

Mental disabilities include: anxiety disorders, depressive disorder, personality disorders, etc.

Developmental disabilities can also present both physical and mental disabilities, such as, down syndrome (U.S. National Library, 2021)

  • Approximately 15% of children age 3-17, or 1 in 6 children, in the U.S. has some type of developmental disability
  • Many children and adults have more
    than one type of intellectual or developmental disability.
    Each likely to result in a variety of challenges requiring different types of care and services
  • Recent estimates show there are approximately 4.92 million individuals in the U.S. living with an intellectual disability, which is about 17% of the U.S. population
  • Children from families with low income have higher prevalence of intellectual/developmental disabilities
  • People with intellectual and developmental disabilities have been shown to have poorer health and poorer access to health care
  • Males have been shown to have twice the prevalence of any developmental disability than females
  • It is estimated that 30-35% of all
    people with intellectual or developmental disabilities also have a psychiatric disorder (statistics, 2016)


Statistics. The Achievable Foundation. (2016, March 21). Retrieved February 14, 2022, from

U.S. National Library of Medicine. (2021, November 9). Developmental disabilities. MedlinePlus. Retrieved February 14, 2022, from