Do Inherited Autism Traits from Mom Mean Higher Autism Risk? 

When considering the likelihood of autism passing from parent to child, many wonder if autism risk from mother is higher. Research indicates that genes from mother’s side may play a significant role in inherited autism traits, although both parents contribute to the genetic makeup that influences autism risk. 

The Role of Maternal Genes in Autism Risk 

It’s been observed that mother’s genes might carry a higher risk for autism in some families, as studies suggest that autism related genes are more commonly inherited through the mother’s side. This means that children whose mothers have autism or exhibit autism traits might have an increased autism chance compared to others. However, autism’s complexity means that the risk doesn’t solely depend on the mother. Both genetic and environmental factors interact to influence the development of autism. 

The inherited risk varies, and even if a mother has autism, it doesn’t guarantee that her child will be diagnosed with it. Family history and the presence of other genetic factors may also play a role. The expression of autism traits is different across generations and families, making genetic inheritance a part of a broader picture. 

How It Helps:

Knowing about autism risk from mothers can provide helpful insight for families. If autism is prevalent on the maternal side, it can guide early screening and intervention strategies to support the child’s development. Early diagnosis and support can make a significant difference in managing the condition effectively.  

Visit providers like Autism Detect for personal consultations to learn more about how autism may manifest in your family. 

For a deeper dive into the science, diagnosis, and full treatment landscape, read our complete guide to inherited traits and family history.

Beatrice Holloway, MSc

Author

Beatrice Holloway is a clinical psychologist with a Master’s in Clinical Psychology and a BS in Applied Psychology. She specialises in CBT, psychological testing, and applied behaviour therapy, working with children with autism spectrum disorder (ASD), developmental delays, and learning disabilities, as well as adults with bipolar disorder, schizophrenia, anxiety, OCD, and substance use disorders. Holloway creates personalised treatment plans to support emotional regulation, social skills, and academic progress in children, and delivers evidence-based therapy to improve mental health and well-being across all ages.

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.