ADHD Assessment for Children
Last reviewed: March 2026
Written by: School of Diversity SEND Support Team
Topic: ADHD Assessment and Diagnosis
This guide explains how ADHD assessments for children work, including what the process involves, who carries out assessments and how parents can access support.
An ADHD assessment for children is a professional evaluation used to understand a child’s attention, behaviour and activity levels. It typically involves gathering information from parents and schools, observation and structured assessment tools.
Key Takeaways
- ADHD assessments help identify attention and behaviour needs.
- The process involves input from parents, schools and professionals.
- Assessments may be accessed through NHS or private providers.
- A diagnosis can help guide school support and interventions.
- Children do not need a diagnosis to receive SEN support.
If you are considering an ADHD assessment for your child, you may be noticing differences in attention, behaviour or activity levels that are affecting daily life or school.
Understanding how the assessment process works can help you feel more confident in taking the next step and knowing what to expect.
What Is an ADHD Assessment?
Direct answer:
An ADHD assessment is a structured evaluation carried out by trained professionals to understand a child’s behaviour, attention and development.
The assessment aims to:
- understand how the child focuses and learns
- identify patterns of behaviour
- gather information from different environments
- determine whether ADHD may be present
Who Carries Out ADHD Assessments?
Direct answer:
ADHD assessments are carried out by qualified professionals.
This may include:
- paediatricians
- psychologists
- psychiatrists
- specialist clinicians
Professionals gather information from multiple sources to build a full picture of the child’s needs.
How to Get an ADHD Assessment
Direct answer:
Parents can access an ADHD assessment through NHS services or private providers.
Common pathways include:
- speaking to a GP
- discussing concerns with the school
- requesting a referral
- seeking a private assessment
➡ Private vs NHS ADHD Assessment
What Happens During an ADHD Assessment?
Direct answer:
The assessment process involves gathering information about the child’s development, behaviour and learning.
This may include:
- discussions with parents
- input from school or teachers
- questionnaires or rating scales
- observation of behaviour
- structured assessment tools
➡ What Happens During an ADHD Assessment
How Long Does an ADHD Assessment Take?
Assessment timelines can vary depending on:
- the pathway (NHS or private)
- availability of services
- the complexity of needs
Some assessments take place over multiple appointments.
What Happens After an ADHD Assessment?
Direct answer:
After the assessment, parents receive feedback and recommendations.
This may include:
- whether ADHD has been identified
- strategies to support learning and behaviour
- recommendations for school support
- possible next steps
➡ ADHD Diagnosis and School Support
Do You Need a Diagnosis for School Support?
Direct answer:
No. Children can receive support in school without a diagnosis.
Schools may provide:
- SEN support
- classroom adjustments
- behaviour strategies
A diagnosis can help clarify needs but is not required for support.
ADHD Assessment and EHCP Support
Some children may need additional support following assessment.
➡ EHCP for ADHD
➡ How to Apply for an EHCP
Assessment reports can provide important evidence for support.
Preparing for an ADHD Assessment
Parents may find it helpful to prepare by:
- noting behaviour patterns
- gathering school feedback
- writing down concerns
- bringing examples of challenges
Preparation can help ensure the assessment reflects the child’s needs.
FAQ
Can I request an ADHD assessment myself?
Yes. Parents can speak to a GP or seek a referral.
How do schools contribute to assessments?
Schools often provide observations and information about behaviour and learning.
What if my child does not get a diagnosis?
Support can still be provided based on needs.
Are ADHD assessments different for each child?
Yes. Assessments are tailored to the individual child.
Explore More ADHD Guidance
You may find these guides helpful:
- Signs Your Child May Have ADHD
- What Happens During an ADHD Assessment (coming soon)
- Private vs NHS ADHD Assessment
- ADHD Diagnosis and School Support
- EHCP for ADHD
You can also explore our ADHD Support for Parents hub, which explains signs, assessments and school support in more detail.