Transition to Adulthood: A Guide for Autistic Youth and Families
When your autistic child turns 18, they "age out" of children's services. This guide explains the transition to adult services in Ontario.

The transition from children's services to adult supports is one of the most challenging phases for autistic youth and their families. These articles explore planning for adulthood, accessing adult services, housing options, employment support, and navigating the service cliff after age 18.
Written by Spencer Carroll
Founder & Autism Advocate
Evidence on this page
Key claims are paired with their source, evidence tier, and verification date so readers can inspect the public record directly.
89,799
children are registered in the Ontario Autism Program
US$2.4M
Lifetime support costs for autism with co-occurring intellectual disability can reach US$2.4 million per person (Buescher et al.)
1 in 50
According to the 2019 Canadian Health Survey on Children and Youth, about children and youth aged 1 to 17 in Canada had an autism diagnosis
23%
Only 20,633 children have active funding agreements — less than one in four
WHO recommends accessible, community-based early interventions for children with autism — timely evidence-based psychosocial interventions improve communication and social engagement