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51 ADHD Statistics & Facts: How Common Is ADHD?

In this article, we'll explore the newest ADHD statistics to understand how common ADHD is and the impact it has on individuals and society.

reuben kesherim
Ruben Kesherim
July 23, 2023

51 ADHD Statistics & Facts: How Common Is ADHD?

ADHD affects around 6.1 million children in the U.S., new ADHD statistics show.

Attention deficit hyperactivity disorder (ADHD) is a neurodevelopmental disorder that affects both children and adults. It is characterized by symptoms such as inattention, hyperactivity, and impulsivity.

ADHD is a common disorder, and it can have a significant impact on a person's life.

If you're looking for the latest ADHD statistics that illustrate how common the disorder is, you've come to the right place. Today we'll cover:

  1. How common is ADHD?
  2. ADHD statistics & facts
  3. ADHD demographics
  4. ADHD prevalence by country & state

Key ADHD Statistics & Facts

  • ADHD affects an estimated 6.1 million children in the United States, which is around 9.4% of all children between the ages of 2 and 17.
  • Boys are more likely to be diagnosed with ADHD than girls, with a ratio of about 3:1.
  • The prevalence of ADHD among adults in the United States is estimated to be around 4.4%, but it may be underdiagnosed in this population.
  • Children who have ADHD are at a higher risk for academic difficulties, such as lower grades and higher rates of dropping out of school.
  • Up to 70% of children with ADHD also have another psychiatric disorder, such as anxiety or depression.
  • The economic burden of ADHD in the United States is estimated to be between $143 billion and $266 billion per year, taking into account healthcare costs and lost productivity.
adhd statistics
Source: CrossRiverTherapy

Prevalence of ADHD: How Common Is ADHD?

  1. ADHD is one of the most common neurodevelopmental disorders, affecting approximately 10% of school-aged children and 5% of adults worldwide.
  2. The prevalence of ADHD varies by country, with the highest rates reported in the United States (9.4%) and the lowest rates reported in Japan (1.2%).
  3. Boys are more likely to be diagnosed with ADHD than girls, with a male-to-female ratio of 3:1.
  4. ADHD can also affect adults, with an estimated 4.4% of adults in the United States having ADHD.

ADHD Prevalence By Age Group

Year Overall Ages 4-11 Ages 12-17
2015-2016 10.2 7.7 13.5
2013-2014 9.4 7.9 11.3
2011-2012 9.6 7.7 12.0
2009-2010 9.0 6.9 11.9
2007-2008 8.1 6.1 10.8
2005-2006 7.5 6.0 9.3
2003-2004 7.3 5.8 9.3
2001-2002 7.2 5.9 8.9
1999-2000 6.5 5.3 8.2
1997-1998 6.1 5.3 7.2

ADHD Prevalence By Gender

Year Boys Girls
2015-2016 14.0 6.3
2013-2014 12.8 5.8
2011-2012 13.6 5.4
2009-2010 12.2 5.7
2007-2008 11.3 4.8
2005-2006 10.6 4.2
2003-2004 10.2 4.3
2001-2002 10.3 4.0
1999-2000 9.4 3.4
1997-1998 9.0 3.1

ADHD Prevalence By Race

Year Hispanic White Black Other
2015-2016 6.1 12.0 12.8 7.7
2013-2014 6.1 11.4 8.8 6.9
2011-2012 6.1 11.6 9.4 6.9
2009-2010 4.8 10.6 11.1 6.2
2007-2008 4.4 9.6 8.5 6.0
2005-2006 5.1 8.5 7.5 5.1
2003-2004 4.1 8.6 7.3 5.2
2001-2002 3.8 8.4 7.2 3.7
1999-2000 3.4 7.8 4.8 4.0
1997-1998 3.6 7.2 4.7 3.9

ADHD Diagnosis and Treatment Statistics

  1. The average age of ADHD diagnosis is 7 years old.
  2. Only 1 in 3 children with ADHD receive treatment.
  3. Medication is the most common treatment for ADHD, with approximately 70-80% of children with ADHD using medication as part of their treatment plan.
  4. Behavioral therapy is also an effective treatment for ADHD, especially when combined with medication.
  5. Children with ADHD are more likely to have other mental health conditions, such as anxiety and depression.
  6. Approximately 25% of children with ADHD have a learning disability, such as dyslexia or a math disorder.

ADHD's Impact on Education

  1. Children with ADHD are more likely to struggle academically and have lower grades than their peers.
  2. Approximately 30% of children with ADHD repeat a grade in school.
  3. Children with ADHD are more likely to drop out of high school and less likely to attend college than their peers.
  4. Students with ADHD are more likely to require special education services than their peers.

ADHD's Impact on Employment and Income

  1. Adults with ADHD are more likely to experience unemployment and underemployment than their peers.
  2. Adults with ADHD are more likely to have lower income and be in lower-paying jobs than their peers.
  3. ADHD can also impact job performance, with individuals with ADHD more likely to experience difficulties with time management, organization, and productivity.

ADHD's Impact on Mental Health

  1. Children with ADHD are at higher risk of developing anxiety and depression than their peers.
  2. Adults with ADHD are at higher risk of developing anxiety, depression, and substance abuse disorders than their peers.
  3. Individuals with ADHD are more likely to engage in risky behaviors, such as substance abuse and reckless driving.

ADHD's Impact on Relationships

  1. Children with ADHD may struggle with making and maintaining friendships.
  2. Adults with ADHD may have difficulty with romantic relationships and maintaining friendships.
  3. ADHD can also impact family relationships, with individuals with ADHD more likely to experience conflict with family members.

ADHD's Impact on Health

  1. Individuals with ADHD are more likely to have sleep problems, such as insomnia and sleep apnea.
  2. Children with ADHD are more likely to have obesity and related health conditions, such as type 2 diabetes and high blood pressure.
  3. Adults with ADHD are more likely to experience chronic pain than their peers.

ADHD's Impact on Criminal Justice

  1. Individuals with ADHD are more likely to have contact with the criminal justice system than their peers.
  2. ADHD is a risk factor for delinquency and criminal behavior.
  3. ADHD is also a risk factor for recidivism, or re-offending after release from prison.

ADHD's Impact on Society

  1. The economic cost of ADHD in the United States is estimated to be between $143 billion and $266 billion per year.
  2. The cost of ADHD includes medical expenses, lost productivity, and criminal justice costs.
  3. Individuals with ADHD can also have a significant impact on their families, with parents of children with ADHD reporting higher levels of stress and lower quality of life.

ADHD Research

  1. Research into the causes of ADHD has identified genetic factors, as well as environmental factors such as prenatal exposure to tobacco and alcohol.
  2. Brain imaging studies have identified differences in the brains of individuals with ADHD, particularly in the areas of the brain responsible for attention and impulse control.
  3. Research into the effectiveness of different treatments for ADHD is ongoing, with recent studies suggesting that behavioral therapy may be as effective as medication for some children with ADHD.

ADHD and Technology Facts

  1. Technology can be both a help and a hindrance for individuals with ADHD.
  2. Apps and software programs can help with organization, time management, and productivity.
  3. However, excessive screen time can exacerbate symptoms of ADHD, such as inattention and hyperactivity.
  4. Social media use has been linked to increased symptoms of ADHD in adolescents.

ADHD and Nutrition Facts

  1. There is some evidence to suggest that nutrition can impact symptoms of ADHD.
  2. A diet high in sugar and processed foods has been linked to increased symptoms of ADHD.
  3. A diet high in protein, fruits, and vegetables may have a positive impact on symptoms of ADHD.

ADHD and Exercise Facts

  1. Exercise has been shown to have a positive impact on symptoms of ADHD.
  2. Regular exercise can help improve attention, impulse control, and mood in individuals with ADHD.
  3. Exercise can also help improve overall health and reduce the risk of obesity and related health conditions.

ADHD and Creativity Facts

  1. While ADHD can have a significant impact on daily life, it can also be associated with creativity and innovation.
  2. Some studies have suggested that individuals with ADHD may have enhanced creative thinking abilities.
  3. ADHD may also be associated with a greater willingness to take risks and pursue unconventional ideas.

ADHD and Stigma Facts

  1. Despite the prevalence of ADHD, there is still a significant amount of stigma surrounding the disorder.
  2. Individuals with ADHD may experience discrimination in education, employment, and social settings.
  3. Increased awareness and education about ADHD can help reduce stigma and improve outcomes for individuals with the disorder.

How Common Is ADHD?

According to the National Institute of Mental Health, ADHD occurs in around 3-5% of preschool and school-age children. Therefore, at least 1 in a class of 25 to 30 children will have ADHD.

ADHD is a highly prevalent disorder that affects millions of people worldwide. Despite its prevalence, there is still a lack of understanding and awareness surrounding the disorder. Many individuals with ADHD may go undiagnosed and untreated, leading to negative consequences in multiple areas of their lives.

While ADHD is more commonly diagnosed in children, it can also affect adults. In fact, recent studies suggest that up to 60% of children with ADHD will continue to experience symptoms into adulthood.

The impact of ADHD on society cannot be overstated. The economic cost alone is significant, but the personal toll on individuals with the disorder and their families can be immeasurable. Increased education and awareness about ADHD are essential for improving outcomes for those affected by the disorder.

As research continues to shed light on the causes and effective treatments for ADHD, it's important to recognize that every individual's experience with the disorder is unique. Effective treatment requires a personalized approach that takes into account each person's specific needs and challenges.

Facts About ADHD

  1. ADHD is not caused by poor parenting or lack of discipline.
  2. ADHD is a neurodevelopmental disorder that affects the brain's ability to regulate attention and behavior.
  3. The exact cause of ADHD is unknown, but research suggests that genetics and environmental factors play a role.
  4. Children with ADHD may struggle with executive function skills, such as planning, organization, and time management.
  5. Individuals with ADHD may also have difficulty with emotional regulation and social skills.
  6. While medication and therapy can be effective treatments for ADHD, there is no cure for the disorder.
  7. Many successful individuals, including athletes, artists, entrepreneurs, and politicians, have been diagnosed with ADHD.

FAQs

Q: Is ADHD more common in boys or girls?

A: Boys are more likely to be diagnosed with ADHD than girls, with a male-to-female ratio of 3:1.

Q: What is the average age of ADHD diagnosis?

A: The average age of ADHD diagnosis is 7 years old.

Q: Are children with ADHD more likely to have other mental health conditions?

A: Yes, children with ADHD are more likely to have other mental health conditions, such as anxiety and depression.

Q: What is the economic cost of ADHD in the United States?

A: The economic cost of ADHD in the United States is estimated to be between $143 billion and $266 billion per year.

Q: How prevalent is ADHD among adults?

A: An estimated 4.4% of adults in the United States have ADHD. Recent studies suggest that up to 60% of children with ADHD will continue to experience symptoms into adulthood.

Summary

In conclusion, ADHD is a common disorder that can have a significant impact on individuals and society.

While there is still much to be learned about the causes and treatments of ADHD, ongoing research is helping to shed light on this complex disorder. Increased awareness and education about ADHD can help reduce stigma and improve outcomes for individuals with the disorder.

Sources

  1. https://www.cdc.gov/ncbddd/adhd/data.html
  2. https://www.webmd.com/add-adhd/guide/adhd-how-common
  3. https://www.nimh.nih.gov/health/statistics/attention-deficit-hyperactivity-disorder-adhd
  4. https://chadd.org/about-adhd/general-prevalence/
  5. https://www.psychiatry.org/patients-families/adhd/what-is-adhd
  6. https://www.singlecare.com/blog/news/adhd-statistics/