What Is Autism Screening in Preschool?

PostedNovember 10, 2025

UpdatedNovember 10, 2025

ByMy Patient Advice

Author: Lucia Alvarez, MSc | Reviewed by: Dr. Rebecca Fernandez, MBBS

Autism screening in preschoolers is an essential step in identifying early signs of autism spectrum disorder (ASD) before a child begins formal education. Preschool age is a critical period when many children develop key social, communication, and behavioural skills. Autism screening helps determine whether a child is meeting these developmental checks or if there are early indicators of autism that may require further evaluation.

Why Autism Screening in Preschoolers Is Important

Here’s why autism screening in preschoolers is critical for early detection:

Preschool Age:

By the time children reach preschool age, they are typically expected to engage in peer interactions, follow basic social cues, and communicate using simple words or phrases. If a child struggles with these skills, it may be a sign of autism spectrum disorder. Screening during this stage can help identify these challenges early, so appropriate interventions can be implemented.

Developmental Checks:

It focuses on a child’s social, language, and cognitive abilities. Screening tools assess how a child responds to social cues, communicates with others, and engages in play activities. Delays or challenges in these areas can help professionals identify signs of autism that may not yet be obvious.

Behavioural Signs:

Autism screening in preschoolers looks for specific behavioural signs such as limited eye contact, difficulty with shared attention, repetitive behaviours, or a lack of interest in socialising with peers. Identifying these behavioural signs early allows for interventions that can improve communication, social skills, and overall development.

Autism screening in preschoolers is a crucial step in identifying autism early, which can lead to better developmental outcomes through early intervention. For expert advice and personalised consultations, visit providers like Autism Detect to guide you through the screening and diagnostic process.

For a deeper dive into the science, diagnosis, and full treatment landscape, read our complete guide to Autism Screening and Assessment Tools.

Lucia Alvarez, MSc

Author

Lucia Alvarez is a clinical psychologist with a Master’s in Clinical Psychology and extensive experience providing evidence-based therapy and psychological assessment to children, adolescents, and adults. Skilled in CBT, DBT, and other therapeutic interventions, she has worked in hospital, community, and residential care settings. Her expertise includes grief counseling, anxiety management, and resilience-building, with a strong focus on creating safe, supportive environments to improve mental well-being.

All qualifications and professional experience stated above are authentic and verified by our editorial team. However, pseudonym and image likeness are used to protect the author's privacy.

Dr. Rebecca Fernandez, MBBS

Reviewer

Dr. Rebecca Fernandez is a UK-trained physician with an MBBS and experience in general surgery, cardiology, internal medicine, gynecology, intensive care, and emergency medicine. She has managed critically ill patients, stabilised acute trauma cases, and provided comprehensive inpatient and outpatient care. In psychiatry, Dr. Fernandez has worked with psychotic, mood, anxiety, and substance use disorders, applying evidence-based approaches such as CBT, ACT, and mindfulness-based therapies. Her skills span patient assessment, treatment planning, and the integration of digital health solutions to support mental well-being.

All qualifications and professional experience stated above are authentic and verified by our editorial team. However, pseudonym and image likeness are used to protect the reviewer's privacy.