Introduction
Learning to use the toilet is an important developmental milestone, but for many autistic children it can take longer than it does for non-autistic peers. Research has consistently found that autistic children achieve toileting independence at a later age on average and are more likely to experience difficulties with both daytime and nighttime toileting.
This does not mean that an autistic child cannot become toilet trained. Rather, autism can introduce additional challenges that need to be understood and accommodated. Differences in communication, sensory processing, emotional regulation, anxiety, interoception (awareness of internal body signals), and flexibility can all affect the toilet training process.
The good news is that research suggests that structured toilet training approaches, visual supports, consistent routines and positive reinforcement can be highly effective when tailored to an individual child’s needs.
Why Can Toilet Training Be More Difficult for Autistic Children?
Toileting involves a surprisingly complex set of skills.
A child must:
- Notice sensations in their bladder or bowel.
- Understand what those sensations mean.
- Stop what they are doing.
- Communicate their need if necessary.
- Tolerate sensory aspects of the toilet.
- Follow a sequence of toileting steps.
- Manage transitions between activities.
Autistic children may experience difficulties in one or more of these areas. Research suggests that barriers can include communication differences, anxiety, sensory sensitivities, resistance to change, and difficulties generalising skills across different environments.
Some children also have reduced awareness of internal bodily sensations, meaning they may not recognise the urge to urinate or open their bowels until the last moment. Others may be frightened by aspects of the bathroom environment, such as flushing noises, echoes, bright lights, hand dryers or the sensation of sitting on the toilet.
Is My Autistic Child Ready for Toilet Training?
Many parents are told to wait until their child is “ready”, but research and clinical experience suggest that readiness does not always look the same in autistic children.
Rather than focusing solely on age, it is more helpful to look for the presence of specific skills.
Signs that an autistic child may be ready include:
Physical Signs:
- Staying dry for periods of approximately two hours.
- Having predictable bowel movements.
- Showing awareness of being wet or soiled.
- Pulling at nappies when wet.
- Seeking privacy when urinating or opening their bowels.
Communication Signs:
- Following simple instructions.
- Understanding simple everyday language.
- Communicating wants and needs verbally, with gestures or through alternative communication systems.
- Showing understanding of visual routines.
Behavioural Signs:
- Tolerating sitting for short periods.
- Showing curiosity about the toilet.
- Demonstrating some willingness to follow routines.
- Copying others’ behaviours.
Research indicates that readiness skills such as the ability to stay dry, some awareness of bodily signals, and sufficient attention to participate in a routine can support successful training.
Importantly, autistic children do not need every readiness sign before beginning the process. Some skills develop during training itself.
Communication Supports for Toilet Training
Communication difficulties are one of the most common barriers to toilet training.
Many autistic children benefit from explicit teaching and visual communication supports.
Visual Schedules:
Visual schedules help children understand what is expected.
For example:
- Go to toilet.
- Pull trousers down.
- Sit on toilet.
- Wee or poo in toilet.
- Wipe.
- Flush.
- Wash hands.
- Finished.
Visual schedules can reduce anxiety and make the sequence more predictable.
Symbols and Picture Cards:
Children may benefit from:
- Toilet symbols.
- “I need the toilet” cards.
- First-Then boards.
- Communication books
Rather than waiting for children to verbally request the toilet, parents can actively teach them how to use these communication methods.
Social Stories:
Social Stories™ can be effective for helping autistic children understand:
- Why people use toilets.
- What happens in the bathroom.
- What is expected.
- Why accidents sometimes occur.
These can be particularly helpful for children who experience anxiety around toileting.
A Structured Approach to Potty Training
Research reviews suggest that structured, intensive approaches tend to be the most effective for autistic children. Many successful programmes are based on modified versions of the Rapid Toilet Training model originally developed by Azrin and Foxx.
The following approach incorporates key evidence-based principles while remaining practical for families.
Step 1: Gather Information:
Before starting:
- Record when your child typically urinates.
- Record bowel movement patterns.
- Note any sensory difficulties.
- Identify preferred rewards and motivators.
A toileting diary kept over one to two weeks can be extremely helpful.
Step 2: Prepare the Environment:
Reduce sensory barriers where possible.
Consider:
- A toilet seat reducer.
- A footstool.
- Dimmer lighting.
- Avoiding automatic hand dryers.
- Soft clothing that is easy to remove.
The goal is to make the bathroom feel calm and predictable.
Step 3: Establish a Consistent Routine:
Initially, take your child to the toilet at regular intervals based on patterns observed in the toileting diary.
For example:
- Every 30–60 minutes initially.
- Gradually extending intervals as success increases.
Consistency is often more important than waiting for your child to independently request the toilet.
Step 4: Use Positive Reinforcement:
Research consistently identifies positive reinforcement as a key component of successful toilet training interventions.
Rewards should be:
- Immediate.
- Meaningful.
- Consistent.
Examples include:
- Stickers.
- Favourite snacks.
- Brief access to preferred activities.
The reward should be provided the moment success occurs.
Step 5: Teach Communication:
Actively teach your child how to:
- Request the toilet.
- Use pictures or symbols.
- Signal discomfort.
- Indicate completion.
Do not assume these skills will develop automatically.
Step 6: Gradually Increase Independence:
As success improves:
- Reduce prompts.
- Encourage independent toileting requests.
- Increase responsibility for dressing, wiping and handwashing.
- Generalise skills to different settings.
Many autistic children learn successfully at home but need additional support to transfer skills to nursery, school or public toilets.
What About Bowel Training?
Many parents report that bowel training is more difficult than urinary training.
Research with caregivers of autistic children has identified bowel control as a particularly challenging area.
Common reasons include:
- Sensory preferences.
- Constipation.
- Anxiety.
- Difficulty recognising bodily sensations.
- Fear of the toilet.
If constipation is present, it should be addressed with medical support before intensive toilet training begins, as pain and discomfort can significantly delay progress.
When Toilet Training Isn’t Progressing
If your child is not making progress after several months, consider whether additional factors may be contributing.
Questions to ask include:
- Does my child understand what is expected?
- Can they communicate their needs?
- Are sensory difficulties present?
- Are they experiencing constipation?
- Is anxiety interfering?
- Are expectations appropriate for their developmental level?
Input from a health visitor maybe beneficial.
Conclusion
Toilet training can take longer for autistic children, but research shows that most children can achieve toileting independence when training is tailored to their individual needs.
Success is less about age and more about understanding a child’s communication, sensory profile, developmental level and motivations. Visual supports, structured routines, positive reinforcement and consistent teaching approaches are associated with the best outcomes.
Most importantly, toilet training is not a race. Every autistic child develops at their own pace. By focusing on readiness, reducing anxiety and providing clear support, parents can help their child build one of the most important skills for future independence.
References
Ardıç, A. and Cavkaytar, A. (2014) ‘Effectiveness of the modified intensive toilet training method on teaching toilet skills to children with autism’, Education and Training in Autism and Developmental Disabilities, 49(2), pp. 263–276.
Simon, M., Wilkes-Gillan, S., Chen, Y.-W.R., Cordier, R., Cantrill, A., Parsons, L. and Phua, J.J. (2024) ‘Toilet training interventions for children with autism spectrum disorder: A systematic review’, Research in Autism Spectrum Disorders.
Spencer, V.G. and Ello, M. (2021) ‘Increasing independent toileting in children with autism spectrum disorder and other developmental disabilities: A systematic review’, Journal of the American Academy of Special Education Professionals.
Keen, D., Brannigan, K. and Kuskelly, M. (2007) ‘Toilet training for children with autism: The effects of video modelling’, Journal of Developmental and Physical Disabilities, 19(4), pp. 291–303.
Leader, G., Francis, K., Mannion, A. and Chen, J.L. (2018) ‘Toilet training problems in children with autism spectrum disorder and other developmental disorders’, Autism Research and Treatment, 2018, Article 7861803.
Mayes, S.D. and Calhoun, S.L. (2013) ‘Ability profiles in children with autism: Influence of age and toilet training status’, Research in Autism Spectrum Disorders, 7(7), pp. 872–877.
Williams, G., Oliver, J., Allard, A. and Sears, L. (2003) ‘Autism and associated medical and familial factors: A case-control study’, Journal of Developmental and Physical Disabilities, 15(4), pp. 335–349.
Faulkner, E., Simonoff, E. and Bolton, P. (2017) ‘Toilet training in children with autism spectrum disorders’, Developmental Medicine and Child Neurology, 59(Suppl. 2), pp. 24–25.
Bertolotto, M.G., Pfeifer, L.I. and Sposito, A.M.P. (2024) ‘Toilet training for children with autism spectrum disorder: Experiences, difficulties and supporting strategies’, Physis: Revista de Saúde Coletiva, 34, e34083.
Plant, K.M. and Sanders, M.R. (2007) ‘Predictors of caregiving stress in families of preschool-aged children with developmental disabilities’, Journal of Intellectual Disability Research, 51(2), pp. 109–124.
Shepherd, D., Landon, J., Taylor, S. and Goedeke, S. (2018) ‘Coping and caregiving in parents of children with autism spectrum disorder’, Research in Autism Spectrum Disorders, 54, pp. 36–46
Hodges, S.J., Anthony, E.Y. and Smith, J. (2014) ‘Nonretentive faecal soiling and toilet training problems in children’, Pediatrics, 133(4), pp. e1032–e1039.
von Gontard, A. (2003) ‘Encopresis and toileting difficulties in childhood’, The Lancet, 361(9369), pp. 1625–1631.
Hellström, A.L. and Sillén, U. (2001) ‘Early toilet training and related problems’, Acta Paediatrica, 90(7), pp. 742–746.
