Written By:
MS, BCBA
Introduction
When a family welcomes an autism diagnosis, most of the attention, understandably, goes to the child who received it. Appointments get scheduled, therapies get researched, IEPs get written. But there’s usually another child (or several) standing just off to the side of all that activity, quietly absorbing the shift in family life. Autism sibling support isn’t an afterthought; it’s a core part of caring for the whole family system, not just the child with the diagnosis.
At Admire ABA, we work inside Maryland households every week, and we’ve seen firsthand how much smoother things go for everyone, including the autistic child, when brothers and sisters are given real tools to understand, cope with, and even find joy in their family’s unique rhythm. This guide walks through what siblings actually experience, how those experiences shift with age, and what parents can do starting today.
Why Sibling Support Matters in Every Autism Family
Families don’t function as a collection of individuals; they function as a system. When one part of that system needs more time, energy, or specialized care, every other part feels the shift, whether or not anyone says so out loud. Siblings of autistic children often become fluent in reading a room, managing their own needs quietly, and adjusting expectations without being asked, skills that can be a strength later in life, but that come at a real emotional cost in childhood if left unaddressed.
Research consistently shows that siblings of children with autism are at higher risk for anxiety, loneliness, and resentment, but also that these outcomes are largely preventable with the right family communication and support strategies in place. In other words: this isn’t about whether your family will face sibling-related challenges. It’s about how prepared you are to meet them.
In our parent training sessions, this is one of the topics that comes up again and again. Parents rarely ask us directly, “How do I help my other kids?”, but it surfaces in almost every conversation about routines, meltdowns, and what a “normal” evening looks like at home.
Common Challenges Siblings of Autistic Children Face
Every family is different, but certain patterns show up often enough that they’re worth naming directly.
Feeling Overlooked or “The Forgotten Child”
When a sibling’s achievements, needs, or bad days get less airtime than the autistic child’s therapy schedule or behavioral needs, it’s easy for that child to internalize the message that their feelings matter less. This isn’t usually intentional on a parent’s part. It’s simply a matter of finite time and energy. But the child on the receiving end doesn’t always understand that nuance.
Confusion, Fear, and Not Understanding Autism
Younger siblings especially may not have the vocabulary or cognitive framework to understand why their brother or sister behaves differently, communicates differently, or needs different rules. Left unexplained, that confusion can turn into fear, embarrassment, or even the mistaken belief that they somehow caused the differences they’re observing.
Extra Responsibility and Caregiving Pressure
Older siblings, in particular, often take on a quasi-caregiving role, translating for a nonspeaking sibling, stepping in during a meltdown, or simply keeping an eye out in social situations. Some degree of this is a normal part of sibling relationships in any family. Problems arise when the responsibility becomes disproportionate to the child’s age and capacity, and when there’s no space for that child to just be a kid.
Embarrassment or Social Difficulties
School-age and teenage siblings sometimes struggle with how to explain their sibling to friends, worry about being judged, or feel torn between loyalty to their sibling and a desire to fit in socially. These feelings are normal and don’t reflect a lack of love. They reflect a child trying to navigate a genuinely complicated social situation.
The Emotional Needs of Siblings at Different Ages
What a sibling needs from you changes significantly as they grow. A one-size-fits-all approach tends to miss the mark.
Young Children (Ages 3-7)
At this age, siblings need simple, concrete explanations and lots of reassurance that they haven’t done anything wrong. Concepts like “autism” are abstract; what lands better are specific, observable explanations, “Your brother’s brain works differently, so sometimes loud noises feel too big for him”, paired with predictable routines that help them feel secure.
School-Age Children (Ages 8-12)
Kids in this range are old enough to start asking harder questions and noticing differences between their family and their friends’ families. They benefit from more detailed, honest information about autism, opportunities to ask questions privately, and critical activities and attention that are entirely theirs, unrelated to their sibling’s diagnosis.
Teenagers
Teen siblings are wrestling with identity, independence, and social belonging, all while potentially managing real caregiving responsibilities or worry about their sibling’s future. They often need less explaining and more genuine listening: space to express frustration without being told to feel grateful, and acknowledgment that their experience, including the hard parts, is valid.
Practical Strategies to Support Your Other Children
None of these require an overhaul of your family’s routine. Small, consistent habits tend to matter more than any single grand gesture.
Carve Out One-on-One Time
Even fifteen minutes of undivided, autism-free attention on a regular basis communicates something powerful: you see this child as an individual, not just “the sibling.” It doesn’t need to be elaborate. A walk, a shared hobby, or reading together works.
Explain Autism in Age-Appropriate Terms
Waiting for a “right moment” to explain autism often means the conversation never happens naturally, and kids fill in the gaps with their own, sometimes frightening, theories. Proactive, honest, age-appropriate conversations tend to reduce anxiety more than avoidance does.
Involve Siblings in Therapy in Healthy Ways
Some families find it helpful to loop siblings into certain therapy concepts, for example, teaching a brother or sister a few of the same communication strategies a therapist uses, so interactions feel less frustrating for both kids. In our sessions, we sometimes coach parents on simple ways to include siblings without turning them into junior therapists. The goal is connection, not a caregiving job.
Validate Their Feelings, Including the Hard Ones
Jealousy, embarrassment, and anger are normal emotions, not character flaws. When a sibling says something like “I hate that we can never go anywhere,” resist the urge to immediately correct or minimize it. Naming and validating the feeling first, “That sounds really frustrating”, tends to open the door to a real conversation, rather than shutting it.
Build a Support Network Beyond the Family
Sibling support groups, whether in person or online, give kids a space to talk to peers who genuinely understand the experience without needing it explained. National organizations like the Sibling Support Project run “Sibshops” specifically designed for this purpose, and many Maryland schools and community organizations offer similar peer groups.
How ABA Therapy Can Support the Whole Family System
Effective ABA therapy was never meant to happen in isolation from the rest of the household. Parent training, one of the core services we offer at Admire ABA, is specifically designed to help caregivers apply consistent strategies across the whole family, which in turn reduces the friction that often falls hardest on siblings.
When parents understand how to de-escalate a meltdown or reinforce communication attempts, siblings benefit too: fewer chaotic moments, more predictable routines, and less pressure on the sibling to manage a situation that isn’t theirs to manage. We’ve seen families describe a noticeable shift in household tension once parent training strategies become second nature, not because the autistic child’s needs changed, but because everyone in the house had a clearer, calmer way to respond.
In-home ABA therapy in particular gives siblings a chance to see therapy in action in a low-pressure way, which can demystify what’s actually happening during those sessions and reduce some of the mystery or resentment that builds when a sibling is simply told to “go play” for an hour.
When to Seek Additional Support for a Sibling
Most sibling struggles are a normal part of family life and respond well to the strategies above. But it’s worth reaching out to a pediatrician, school counselor, or therapist if a sibling shows signs of persistent anxiety, withdrawal, declining grades, physical complaints without a medical cause, or statements that suggest they feel responsible for their sibling’s diagnosis or behavior. Early support for these signs tends to be far more effective than waiting until a pattern is deeply established.
Conclusion
Supporting the siblings of an autistic child isn’t a separate task from supporting your family. It’s a core part of it. Small, consistent steps, honest conversations, protected one-on-one time, validated feelings, and outside support when needed, add up to siblings who feel secure, understood, and connected rather than overlooked. Every child in the household deserves that kind of attention, and building it into your family’s routine benefits everyone, including the child receiving therapy.
Get Family-Centered ABA Support in Maryland
At Admire ABA, we don’t just work with the child on the treatment plan. We work with the whole family system, including parent training designed to ease pressure on siblings. We proudly serve families throughout Baltimore, Gaithersburg in Montgomery County, and Ellicott City in Howard County, as well as communities across Maryland.
Ready to talk about your family’s needs? Contact us to get started.
Frequently Asked Questions
How do I explain autism to my other child?
Keep the explanation concrete, honest, and age-appropriate. Focus on specific behaviors your child has already noticed, “Your sister covers her ears because loud sounds hurt more for her than for you”, rather than abstract medical language. Invite questions, and revisit the conversation as your child gets older and asks more sophisticated questions.
Is it normal for siblings to feel jealous or resentful?
Yes, and it doesn’t mean anything is wrong with your child or your family. Siblings of children with autism commonly experience jealousy, especially around attention and time. What matters most is giving those feelings a safe outlet rather than dismissing or punishing them, so they don’t calcify into long-term resentment.
Are there support groups specifically for siblings of autistic children?
Yes. Organizations like the Sibling Support Project offer “Sibshops,” peer support groups designed specifically for brothers and sisters of children with disabilities, including autism. Many schools, hospitals, and autism organizations also run local sibling groups. Ask your child’s therapy team or school counselor what’s available in your area.
SOURCES:
- https://siblingsupport.org/
- https://www.autismspeaks.org/
- https://childmind.org/
- https://researchautism.org/
- https://www.understood.org/
- https://www.cdc.gov/ncbddd/autism/index.html
- https://www.nichd.nih.gov/health/topics/autism
