CHADD — Children and Adults with Attention-Deficit/Hyperactivity Disorder
National · Lanham, MD
The leading US nonprofit serving individuals with ADHD. Offers evidence-based information, advocacy, a national helpline, and a directory of local chapters and support groups.
ADDA — Attention Deficit Disorder Association
National (virtual)
Focuses on adult ADHD — employment, relationships, and daily life. Offers virtual support groups, webinars, and a professional directory. The only major US nonprofit with an exclusive adult-ADHD focus.
National Resource Center on ADHD (NRC)
National · operated by CHADD
CDC-funded clearinghouse for ADHD information. Staffed information specialists answer questions by phone and connect callers to local resources, support groups, and professional referrals.
ADHD Coaches Organization (ACO)
National (virtual)
Professional association for ADHD coaches. Maintains a public coach directory to help individuals find credentialed ADHD coaches, and sets standards for the profession.
Understood.org
National (online)
Free resource hub for people with learning and thinking differences including ADHD and dyslexia. Plain-language articles, expert Q&As, community forums, and tools for adults and parents.
Edge Foundation
National (virtual) · est. 2005
501(c)(3) nonprofit specializing in executive-function coaching for people with ADHD and learning challenges. Offers individual coaching, in-school coaching programs, and community programs for at-risk youth.
NAMI — National Alliance on Mental Illness
National · Arlington, VA
Largest US mental health advocacy organization. While not ADHD-exclusive, NAMI offers free support groups (NAMI Connection), family education programs, and a crisis helpline covering ADHD comorbidities.
ADDitude Magazine
Online
Long-running publication and digital resource for adults and parents. Free symptom screeners, expert webinars, medication guides, and one of the largest ADHD content libraries available without a paywall.
ADDconsults
Online
Long-running resource hub founded by Terry Matlen, MSW, focused specifically on women with ADHD. Articles, coaching programs, and community — also runs MomsWithADD.com and WomenWithADD.com.
How to ADHD
Online · Jessica McCabe
"Neurodiversity university" — video-based education on living with ADHD, organized by life area (self, home, relationships, work, school). Includes a New York Times bestselling companion book.
TotallyADD.com
Online
Independent, non-pharma-funded ADHD education platform — self-assessment quiz, hundreds of articles and videos from 75+ specialists, and a coaching directory.
ADHD Awareness Month Coalition
Online · October annually
Coordinates ADHD Awareness Month each October. Aggregates free resources, webinars, and educational content from CHADD, ADDA, ACO, and dozens of partner organizations in one place.
ADHD reWired
Podcast · weekly since 2014
Hosted by Eric Tivers, LCSW. Conversations with ADHD experts and adults living with ADHD — 7M+ downloads over a decade. Also runs group coaching and the Adult Study Hall accountability community.
Translating ADHD
Podcast · weekly
Hosted by ADHD coaches Asher Collins and Dusty Chipura. Focused on understanding and living with ADHD day-to-day rather than just symptom management.
Hacking Your ADHD
Podcast · Mon & Fri
Hosted by William Curb. Research recaps and expert interviews on working with an ADHD brain instead of against it — twice-weekly episodes.
I Have ADHD Podcast
Podcast · weekly
Hosted by Kristen Carder, ADHD coach. Practical strategies plus interviews with ADHD specialists — 9M+ downloads, reaching listeners in 120+ countries.
Faster Than Normal
Podcast
Hosted by Peter Shankman. Interviews with people who use ADHD/neurodivergence as an advantage across business, comedy, and other fields.
CADDAC — Centre for ADHD Awareness, Canada
Canada · Ontario
Canada's primary ADHD advocacy and education organization. Offers resources for adults, parents, educators, and professionals, plus a national support group directory.
ADHD Europe
Europe · Brussels, Belgium
European umbrella organization representing national ADHD advocacy groups across 8+ countries. Coordinates ADHD awareness, diagnosis/treatment information, and policy advocacy at the EU level since 2005.
ADHD Foundation Australia
Australia · national charity
Australia's national consumer not-for-profit for ADHD, registered with the ACNC. Runs a national helpline, support groups, and educational resources for adults and families.
ADHD Foundation (UK)
United Kingdom · Liverpool
UK-based neurodiversity charity offering ADHD information, workplace support, and training. Runs the Umbrella Programme for children and young people and advocates for later-diagnosed adults.
ADDISS — National ADD Information & Support Service (UK)
United Kingdom · Edgware
UK registered charity providing ADHD information, a helpline, support groups, and training for parents, adults, educators, and professionals.
CADDRA — Canadian ADHD Resource Alliance
Canada · professional membership
Member-based association of medical, health, and research professionals working to improve ADHD care in Canada — clinical guidelines, accredited training, and research dissemination. Complements CADDAC's patient-advocacy work.
APSARD — American Professional Society of ADHD and Related Disorders
National · professional membership
Multidisciplinary society of clinicians and researchers. Maintains a public directory to help patients find ADHD-specialist physicians, psychologists, and psychiatrists across the US.
r/ADHD
Reddit · 2.26M members
The main ADHD subreddit. Large, disability-oriented peer-support community with an emphasis on science-backed information — diagnosis stories, medication questions, coping strategies, daily check-ins.
r/adhdwomen
Reddit · 595K members
Support and discussion for women living with ADHD — late diagnosis, masking, hormonal fluctuations, relationships, and the specific exhaustion of performing "fine" for years.
r/TwoXADHD
Reddit · 62K members
Women with ADHD sharing experiences, support, humor, and practical strategies — a smaller, closer-knit alternative to the larger women's ADHD communities.
r/ADHD_partners
Reddit · 76K members
Support community for the non-ADHD partners and spouses of people with ADHD. Covers communication, relationship dynamics, burnout, and how to support without enabling.
r/ParentingADHD
Reddit · 32K members
Parents of children with ADHD, and parents who themselves have ADHD, share strategies, school advocacy, and the emotional weight of navigating a system not built for their kids.
ADDitude — ADHD Support Group for Adults
Facebook Group · membership not public
US-led general support community for adults with ADHD — diagnosis, treatment, medication, executive function, work, and relationships.
ADDitude — ADHD Support Group for Parents
Facebook Group · membership not public
US-led parent community covering children and teenagers with ADHD — school support, behavior, treatment, and family life.
ADHD for Smart Ass Women
Facebook Group · ≈100,000 members
Led by Tracy Otsuka. Women with ADHD, strengths-based discussion — late diagnosis, careers, confidence, identity, and practical strategies.
Women with ADD ADHD
Facebook Group · 37,000 combined w/ Moms group
Founded by Terry Matlen. Peer support for women with ADHD — emotional support, daily life, relationships, organization, and self-acceptance.
Moms with ADD ADHD
Facebook Group · 37,000 combined w/ Women's group
Founded by Terry Matlen. Mothers who have ADHD — parenting while neurodivergent, household management, emotional regulation, and self-care.