top of page

Assessments

Signs of Autism Spectrum Disorder in Children: A Guide for Parents

Signs of autism in children, what the latest statistics show, and how a professional assessment leads to real support.

WRITTEN BY

Aidan Murphy

ON

May 7, 2026

Welcome to VMA Psych.

Your trusted provider of exceptional mental health services in the GTA & beyond. Learn More

With 40+ years as Toronto's leading psychologists, we guide individuals through life's complexities, offering specialized services for a brighter future. 

Visit our Location

Recommended For You

Smiling Woman

Recognizing Signs of Adult ADHD: Understanding Adult ADHD Symptoms

Smiling Woman

Effective Stress Management Techniques for Coping with Stress and Anxiety

Quick Answer

Autism Spectrum Disorder (ASD) manifests through distinct differences in social communication, repetitive behaviours, and sensory processing, requiring a personalized evaluation to understand each child's profile.

  • Identify Core Signs: Recognizes key developmental markers, including speech patterns, stimming, focused interests, and sensory sensitivities.

  • Secure Targeted Support: Replaces uncertainty with diagnostic clarity, unlocking tailored school accommodations and strength-based care.

  • Get Local Care: VMA Psych provides autism assessments and Child and Youth support in Etobicoke, serving families across Toronto, the GTA, and Ontario.

The 2 A.M. Google Search Every Parent Knows

Parenting often feels like a constant cycle of monitoring milestones. Should they be talking more by now? Why do they cover their ears when the vacuum is on? Is it normal that they only want to play with the wheels of the toy car, rather than the car itself?


When you notice your child interacting with the world differently from their peers, it's natural to turn to search engines late at night. If those searches have led you toward questions about Autism Spectrum Disorder, take a breath. You're in the right place.


At VMA Psych, we understand that wondering whether your child is autistic can feel overwhelming. Understanding how your child's brain is wired, though, is one of the most empowering steps you can take as a parent. This guide covers the research-backed signs of autism in children, what current statistics tell us, and how comprehensive support can help your child thrive.

The Statistics: You Are Not Alone

If you're noticing signs of autism, you're far from alone. According to the Public Health Agency of Canada, an estimated 1 in 66 children and youth have an ASD diagnosis. It's worth noting that this figure comes from 2015 data and did not include Ontario in its original surveillance, so it should be read as a general national reference point rather than an Ontario-specific number. In the United States, the CDC's most recent data, released in April 2025, places that figure at 1 in 31 children.


Why are the numbers rising?

Diagnostic criteria have evolved, and our understanding of what autism looks like, especially in girls and those with lower support needs, has improved considerably. We're increasingly identifying children who historically slipped through the cracks.

The Core Signs of Autism in Children

Autism is a neurodevelopmental difference, meaning an autistic brain processes information, sensory input, and social cues differently than a neurotypical brain. Because it's a spectrum, no two autistic children present exactly alike, but the signs generally fall into three broad categories.


Differences in social communication and interaction

Autistic children often have a distinct way of communicating and connecting with others:

  • Delayed speech or loss of skills: Not babbling by 12 months, or developing a few words and then unexpectedly stopping

  • Differences in eye contact: Avoiding eye contact, or offering intense, fleeting eye contact that feels out of sync with the conversation

  • Echolalia: Repeating words or phrases heard on TV or from others, rather than forming original sentences

  • Difficulty decoding nonverbal cues: Struggling to read facial expressions, body language, or the unwritten rules of social play, like turn-taking

  • Literal thinking: Taking language very literally and struggling with sarcasm or abstract concepts


Restricted and repetitive behaviours

A hallmark of ASD is a deep desire for predictability and routine.

  • Stimming: Repetitive movements used to self-soothe or express excitement, such as hand-flapping, rocking, or spinning

  • Intense, specific interests: Developing a deep, detailed knowledge of a highly specific topic, like train schedules or a particular species of dinosaur

  • Rigidity in routine: Experiencing significant distress when a routine changes, a different route to school is taken, or a sandwich is cut differently than expected

  • Unconventional play: Lining up toys in a specific order, organizing items by colour, or focusing on the moving parts of a toy rather than pretend play


Sensory processing differences

Many autistic individuals have a hyper- (over-) or hypo- (under-) reactive sensory system.

  • Sensory overload: Becoming overwhelmed in crowded spaces, covering ears at everyday noises like blenders, or refusing certain clothing textures

  • Sensory seeking: Constantly needing to touch objects, smelling non-food items, or seeking deep pressure, like squeezing into tight spaces

The Importance of a Professional Autism Assessment

If you recognize several of these signs in your child, that's genuinely okay. It's not necessarily time to panic, but it may be time to start gathering information. At VMA Psych, our autism assessments are comprehensive, evidence-based, and empathetic. We don't just look for deficits. We look at your child's entire profile, including their unique strengths.

Beyond the Diagnosis: Accommodations and Support

A diagnosis is just a piece of paper. The real value comes from using that information to adapt the environment around a child, rather than asking the child to change who they are. Effective support might include:

  • Sensory accommodations: Noise-cancelling headphones in the classroom, or a quiet cool-down zone

  • Visual schedules: Picture boards that help a child understand what's coming next, reducing anxiety around transitions

  • Communication tools: Augmentative and Alternative Communication (AAC) devices for non-speaking or partially speaking children

Recommended Reading: Uniquely Human



Book cover for Uniquely Human: A Different Way of Seeing Autism, with two children jumping on a beach under a blue sky.

Our pick: Uniquely Human: Updated and Expanded by Dr. Barry M. Prizant.


Why we recommend it: This book offers a neurodiversity-affirming perspective that shifts the focus from managing behaviours to understanding the human experience behind them. Rather than treating traits like stimming or hyperfocus as deficits to eliminate, Dr. Prizant frames them as valid, adaptive responses to navigating an overwhelming sensory and social environment. Grounded in decades of developmental practice, it encourages parents, educators, and clinicians to prioritize emotional regulation and genuine connection over rigid compliance.


Bridging the Gap: VMA Psych's Child and Youth Care Services

A common frustration for parents is that a child behaves one way in a clinical setting and quite differently at home or school. Real life doesn't happen in a sterile office, which is why VMA Psych offers specialized Child and Youth Care services that meet your child where they actually are.

  • In-clinic support: Focused skill-building in a safe, sensory-friendly environment

  • In-home visits: Establishing functional morning routines, addressing challenging behaviours where they naturally occur, and providing hands-on coaching for parents

  • In-School observation and support: Bridging the gap between home and classroom by collaborating directly with teachers on strategies that work in a busy school setting


Our goal isn't to eliminate autistic traits. It's to teach emotional regulation, build functional skills, and reduce distress so a child can navigate the world with more confidence.

Let's Support Your Child's Unique Mind

You don't have to navigate waitlists, school meetings, and daily challenges alone. Whether you're seeking clarity through an assessment or hands-on, day-to-day behavioural support, our Toronto- and Etobicoke-based team is here to help.

Ready to help your child thrive on their own terms?



Contact VMA Psych today to book an autism assessment or to inquire about our Child and Youth Care behavioural support services.

FAQ: Understanding Autism Spectrum Disorder

At what age can autism be diagnosed?

Autism can often be reliably diagnosed as early as age 2, though many children are diagnosed later, particularly those with lower support needs or those who were previously underdiagnosed, such as girls and children who mask their traits well.


Does a late diagnosis mean early support opportunities were missed?

Not necessarily. While earlier identification can open the door to earlier support, a later diagnosis still provides valuable clarity and access to accommodations and therapy. Many autistic teens and adults benefit significantly from a diagnosis received well into childhood or beyond.


Can autism look different in girls than in boys?

Yes. Autistic girls often present with subtler social communication differences and are more likely to mask their traits to fit in socially, which is part of why they have historically been underdiagnosed compared to boys.


Is autism something that can be "grown out of"?

No. Autism is a lifelong neurodevelopmental difference, not a condition to outgrow. With the right support, autistic individuals can build skills and strategies that meaningfully improve their day-to-day experience and quality of life.


What's the difference between an autism assessment and a psychoeducational assessment?

An autism assessment focuses specifically on identifying autism spectrum traits, while a psychoeducational assessment looks more broadly at cognitive and academic functioning. Some children benefit from one, others from both, depending on the concerns being explored.

All Resources

Smiling Woman

Recognizing Signs of Adult ADHD: Understanding Adult ADHD Symptoms

Smiling Woman

Effective Stress Management Techniques for Coping with Stress and Anxiety

Smiling Woman

How to Get an IEP in Ontario: The Ultimate Parent Guide to Special Education Support

Smiling Woman

Nervous System Regulation: Understanding Allostatic Load and the Window of Tolerance

Smiling Woman

The Modern Parent's Guide to Support: Understanding Parent Coaching vs. Family Counselling

Smiling Woman

The Science of Emotional Intelligence: Core Skills for Life and Leadership

Smiling Woman

Decoding the Mind: The Crucial Link Between Cognitive Evaluations and Mental Health

Smiling Woman

How to Get an IEP in Ontario: A Clinical Guide for Parents in the GTA

Smiling Woman

The Hidden Diagnosis: Understanding ADHD in Middle-Aged Women

Smiling Woman

The 15 Best Books for Parenting Neurodivergent Children (Expert-Recommended)

Smiling Woman

The Psychology of Movement: How Exercise Improves Mental Health

Smiling Woman

Healing Complex Trauma with EMDR: Understanding the Process, Side Effects, and Window of Tolerance

Smiling Woman

Executive Functioning and ADHD: When Coaching and Professional Support Make the Difference

Smiling Woman

Signs of Autism Spectrum Disorder in Children: A Guide for Parents

Smiling Woman

How to Book a Psychoeducational Assessment in Etobicoke (And Why You Shouldn't Wait)

Smiling Woman

Getting an Adult ADHD Assessment in Ontario: A Comprehensive Guide to Diagnosis and Support

Smiling Woman

What Is "Bed Rotting" (And How to Stop)

Smiling Woman

Healing the Developing Brain: The Profound Benefits of Trauma-Informed Therapy for Children and Teens

Smiling Woman

Spring Fatigue: Why You’re Exhausted When the Sun Finally Comes Out (And How to Fix It)

Smiling Woman

Understanding Gifted Assessments in Toronto: A Parent’s Guide to Supporting Exceptional Potential

bottom of page