Assessment Library
Assessment Library Autism & Neurodiversity ADHD And Autism Dual Diagnosis In Children

Worried Your Child May Have Both ADHD and Autism?

If you’re noticing overlapping traits and wondering how to tell if your child has ADHD and autism, you’re not alone. Learn what dual diagnosis in children can look like, why the signs can be easy to miss, and get clear next-step guidance tailored to your concerns.

Start with a focused ADHD and autism overlap assessment

Answer a few questions about your child’s attention, behavior, communication, and daily functioning to get personalized guidance on whether the pattern may fit ADHD, autism, or both together.

How concerned are you that your child may have both ADHD and autism rather than just one?
Takes about 2 minutes Personalized summary Private

Why ADHD and autism can be hard to separate in children

ADHD and autism can share traits, which is why diagnosing ADHD and autism together in kids can be complex. A child with both ADHD and autism may seem distracted, impulsive, socially overwhelmed, rigid, emotionally reactive, or unusually focused depending on the situation. Some children are first identified with one condition while the other is missed because the overlap is subtle or shows up differently at home, school, and with peers. Looking at the full picture helps families understand whether the challenges point to ADHD, autism, or a dual diagnosis.

Common signs of ADHD and autism in children

Attention and activity differences

Your child may have trouble sustaining attention, shift quickly between tasks, act impulsively, or seem constantly in motion. In a child with both ADHD and autism, these patterns may appear alongside intense interests or difficulty transitioning away from preferred activities.

Social and communication challenges

Some children miss social cues, struggle with back-and-forth conversation, prefer predictable interactions, or become overwhelmed in group settings. These signs can overlap with ADHD-related impulsivity, making it harder to tell what is driving the behavior.

Sensory, routine, and emotional patterns

Sensitivity to noise, clothing, food textures, or changes in routine can point toward autism, while fast frustration and emotional outbursts may also reflect ADHD. When these show up together, the ADHD autism overlap in children can affect school, friendships, and family life.

What an autism and ADHD evaluation for a child usually looks at

Development across settings

A thorough evaluation considers how your child functions at home, at school, and socially. Clinicians look for patterns over time rather than relying on one behavior in one setting.

Attention, communication, and behavior together

Because a child can have both ADHD and autism, evaluators often examine executive functioning, social communication, sensory responses, flexibility, and emotional regulation as connected pieces.

Strengths as well as challenges

Good assessment is not only about identifying concerns. It also highlights your child’s strengths, interests, learning style, and supports that may help them thrive.

Support and treatment for a child with ADHD and autism

Parent-friendly next steps

Support for a child with ADHD and autism often starts with understanding which traits are most affecting daily life. That may include school concerns, meltdowns, social struggles, or difficulty with routines and transitions.

Targeted therapies and school supports

Treatment for a child with ADHD and autism may involve behavioral support, speech or occupational therapy, parent coaching, classroom accommodations, and strategies for attention, sensory needs, and communication.

A plan that fits your child

There is no one-size-fits-all approach. The best guidance considers your child’s age, profile, strengths, and whether symptoms are better explained by ADHD, autism, or both together.

Frequently Asked Questions

Can a child have both ADHD and autism?

Yes. A child can have both ADHD and autism, and this is more common than many parents realize. Because the traits can overlap, some children are first recognized as having one condition before a fuller evaluation shows both.

How can I tell if my child has ADHD and autism rather than just one?

Parents often notice a mix of attention or impulsivity concerns along with social communication differences, sensory sensitivities, or a strong need for routine. The clearest answer usually comes from looking at the full pattern of behavior across settings, not from any single sign.

What are the signs of ADHD and autism in children?

Signs may include distractibility, hyperactivity, impulsive behavior, difficulty with transitions, social misunderstandings, sensory sensitivities, repetitive interests, emotional dysregulation, or inconsistent functioning depending on the environment. The combination and intensity of these traits can vary widely from child to child.

Why is diagnosing ADHD and autism together in kids sometimes delayed?

One reason is that overlapping traits can mask each other. For example, social difficulties may be attributed only to inattention, or hyperactivity may draw attention away from autism-related communication or sensory differences. Children who are bright, verbal, or coping well in one setting may also be identified later.

What kind of support helps a child with both ADHD and autism?

Support often works best when it addresses both attention and neurodevelopmental differences together. Families may benefit from behavioral strategies, school accommodations, therapy supports, sensory-informed routines, and practical guidance tailored to the child’s specific profile.

Get clearer guidance on possible ADHD and autism overlap

If you’re trying to understand whether your child’s behaviors point to ADHD, autism, or both, answer a few questions to receive personalized guidance and practical next steps you can use right away.

Answer a Few Questions

Browse More

More in ADHD And Autism

Explore more assessments in this topic group.

More in Autism & Neurodiversity

See related assessments across this category.

Browse the full library

Find more parenting assessments by category and topic.

Related Assessments