Number of 3 to 21 year olds with developmental delays served under the Individuals with Disabilities Education Act (IDEA) in the U.S. from 2000/01 to 2021/22
(in 1,000s)
Characteristic
Number of disabled youths in thousands
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The Individuals with Disabilities Education Act (IDEA) is a law that regulates the deliverance of services to children with disabilities throughout the United States.
Citation formats
Number of 3 to 21 year olds with developmental delays in the U.S. 2000-2022
In the academic year of 2021/22, there were approximately ** people aged 3- to 21-years-old with developmental delays in the United States who were covered by the Individuals with Disabilities Education Act (IDEA). This figure remains unchanged from the previous year.
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NCES. (February 28, 2023). Number of 3 to 21 year olds with developmental delays served under the Individuals with Disabilities Education Act (IDEA) in the U.S. from 2000/01 to 2021/22 (in 1,000s) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved August 01, 2026, from /statistics/236350/number-of-disabled-youth-with-developmental-delays-in-the-us/
NCES. "Number of 3 to 21 year olds with developmental delays served under the Individuals with Disabilities Education Act (IDEA) in the U.S. from 2000/01 to 2021/22 (in 1,000s)." Chart. February 28, 2023. ÌÇÐÄÆƽâ°æ. Accessed August 01, 2026. /statistics/236350/number-of-disabled-youth-with-developmental-delays-in-the-us/
NCES. (2023). Number of 3 to 21 year olds with developmental delays served under the Individuals with Disabilities Education Act (IDEA) in the U.S. from 2000/01 to 2021/22 (in 1,000s). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: August 01, 2026. /statistics/236350/number-of-disabled-youth-with-developmental-delays-in-the-us/
NCES. "Number of 3 to 21 Year Olds with Developmental Delays Served under The Individuals with Disabilities Education Act (Idea) in The U.S. from 2000/01 to 2021/22 (in 1,000s)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 28 Feb 2023, /statistics/236350/number-of-disabled-youth-with-developmental-delays-in-the-us/
NCES, Number of 3 to 21 year olds with developmental delays served under the Individuals with Disabilities Education Act (IDEA) in the U.S. from 2000/01 to 2021/22 (in 1,000s) ÌÇÐÄÆƽâ°æ, /statistics/236350/number-of-disabled-youth-with-developmental-delays-in-the-us/ (last visited August 01, 2026)
Number of 3 to 21 year olds with developmental delays served under the Individuals with Disabilities Education Act (IDEA) in the U.S. from 2000/01 to 2021/22 (in 1,000s) [Graph], NCES, February 28, 2023. [Online]. Available: /statistics/236350/number-of-disabled-youth-with-developmental-delays-in-the-us/
