Understanding ADHD Symptoms by Age: North York Parent Guide

Supporting your child’s journey starts with clarity and compassion. Our North York mental health team is here to empower you with practical, evidence-based knowledge, so you can confidently spot and respond to ADHD symptoms as they emerge at different ages.

Why Symptoms Change with Age

ADHD (Attention-Deficit/Hyperactivity Disorder) can look different depending on a child’s age and developmental stage. Younger children, for instance, might be more physically active, while teenagers often struggle more with organization and emotional regulation. Recognizing these shifts allows parents to seek the right support at the right time.

Preschoolers (Ages 3–5): Early Signs to Watch

• Constant movement (rarely sits still, even during activities like meals or stories)
• Frequent impulsiveness—grabbing toys, difficulty taking turns
• Short attention span for age; trouble following simple instructions

In North York, early evaluation matters. If these signs persist across settings, consider an ADHD assessment with our specialists.

Elementary Age (6–12): School and Social Challenges

• Difficulty staying seated at school or home
• Careless mistakes or daydreaming
• Trouble with multi-step tasks or chores
• Forgetfulness (losing items, missing homework, not remembering daily routines)
• Struggles with friendships—talking out of turn, difficulty sharing

Read more on how to support elementary-aged children at CAMH: ADHD Resources.

Teens (13–18): New Pressures, New Behaviours

• Trouble organizing homework and time
• Procrastination and poor time management
• Emotional ups and downs, frustration with rules
• Risk-taking behaviour or trouble with boundaries

For North York parents, these behaviors may appear during high school transitions and can heavily impact self-esteem and academic performance.

When to Seek Support in North York

It’s never too early to ask for help, but it’s especially important if symptoms are present in multiple settings (school, home, friends) and are affecting learning or relationships. Our ADHD Support Service page offers personalized guidance for every age and family.

Empowering Your Parenting Journey

No two children are alike. Recognizing ADHD symptoms at different ages means you can adapt your approach, foster resilience, and advocate for their needs at home and in school.

Ready to learn more or book an ADHD assessment? Contact our North York clinic—your family’s wellness starts here.