Is It Autism or Just a Speech Delay?
The short answer
The key difference is in social communication. A child with a speech delay typically has good social skills: they make eye contact, point to share, use gestures, play pretend, and engage socially. They simply have fewer words. A child with autism has differences in social communication itself: reduced eye contact, limited joint attention, absent or reduced gesturing, and difficulty with the social aspects of communication. A comprehensive evaluation can distinguish between the two.
Parents everywhere have the same worry. You are doing the right thing by looking into it.
By Age
What to expect by age
At this young age, it can be difficult to distinguish. Key differences: a late talker typically points, shows objects, responds to their name, and engages socially. A child with early autism signs may not do these things even though both groups may have limited words.
Differences become clearer. Late talkers usually have strong gesture use, good eye contact, respond to their name, and understand language well. Children with autism may have limited gestures, reduced eye contact, and difficulty with joint attention.
By age 2, distinctions are more apparent. Late talkers with strong social skills often catch up. Children with autism typically show social communication differences beyond just word count. A developmental evaluation can clarify.
Most late talkers have caught up or are catching up. Children with autism continue to show social communication differences even as their language skills may improve.
If speech delay has resolved but social communication challenges persist, a comprehensive evaluation is warranted. Some children may have both a language disorder and autism.
What Should You Do?
When to take action
- Your child has few words but points, gestures, makes eye contact, and engages socially
- Your child understands language well and communicates through gestures
- Your child is a late talker but plays pretend and shows interest in other children
- Your child's only concern is the number of words they use
- Your child has few words AND limited gestures, reduced eye contact, or no pointing
- Your child does not respond to their name alongside a speech delay
- Your child has no pretend play alongside limited words
- Your child has lost words or social skills they previously had
- Your child has almost no communication including words, gestures, and eye contact
Sources
Related Resources
Trust your instincts. If something feels wrong, reach out to your pediatrician.
Worrying about your baby means you care. That is a good thing.
Related Speech Concerns
My Child Is a Late Talker
Late talkers are children who have fewer than 50 words or aren't combining words by age 2, but are developing normally in other areas. About half of late talkers catch up on their own by age 3, but the other half go on to have lasting language delays. Early evaluation and speech therapy can make a big difference, so it's worth acting even if you're told to "wait and see."
Early Signs of Autism in Babies and Toddlers
Autism spectrum disorder (ASD) can sometimes be identified as early as 12-18 months, though most children are not diagnosed until age 2-3. Early signs include limited eye contact, not responding to their name, lack of pointing or showing, limited social smiling, and absence of pretend play. Having one or two of these signs does not mean your child has autism - many typically developing children share individual traits. However, a pattern of multiple social communication differences warrants evaluation. Early intervention, regardless of eventual diagnosis, consistently leads to the best outcomes.
Worried About Autism - When and How to Screen
The AAP recommends autism screening at 18 and 24 months for all children, using the M-CHAT-R/F questionnaire. If you have concerns before these ages, you can request screening earlier. Early signs of autism may include limited eye contact, no pointing by 12 months, no words by 16 months, no pretend play by 18 months, or loss of any previously acquired skills. Trust your instincts as a parent and raise concerns with your pediatrician.
Accent vs Speech Disorder in Bilingual Toddlers
When toddlers grow up hearing more than one language, they naturally blend sounds, patterns, and accents from both languages. This is normal and healthy, not a speech disorder. A bilingual child may pronounce some sounds differently than monolingual peers because they are learning the sound systems of two languages simultaneously. True speech disorders affect both languages equally, while accent influence appears only in specific sounds borrowed from one language to another.
Ear Fluid Affecting Baby's Speech Development
Chronic or recurrent middle ear fluid (otitis media with effusion) can temporarily reduce hearing by 15 to 40 decibels, which is like hearing through water. During critical periods of language learning, this muffled hearing can impact speech and language development. If your baby has frequent ear infections or persistent fluid, discuss the potential speech impact with your pediatrician.
Will Ear Tubes Help My Child's Speech?
Ear tubes (tympanostomy tubes) can restore normal hearing by draining persistent fluid from the middle ear. Many children show speech and language improvement within weeks to months after tube placement, particularly if hearing loss from fluid was contributing to their speech delay. However, ear tubes alone may not resolve all speech delays, and some children benefit from speech therapy alongside tube placement.