What Are the Red Flags for Autism in a 2-Year-Old?

September 25, 2025

Reviewed by Nechama "Nicole" Fried, MEd, BCBA, LBA



Spotting autism early can make a big difference in supporting your child’s development. While every child grows at their own pace, there are some red flags at age two that may suggest autism and warrant further evaluation.

Key Signs to Watch For:

  1. Limited Speech – Few or no words, or not using language to communicate needs.

  2. Poor Eye Contact – Avoids looking at people or struggles to engage during play.

  3. Lack of Gestures – Rarely points, waves, or uses other simple gestures to communicate.

  4. Repetitive Behaviors – Hand flapping, rocking, or lining up toys in a specific way.

  5. Preference for Solitude – May not show interest in playing with others or sharing experiences.

  6. Unusual Sensory Reactions – Overly sensitive to sounds, lights, or textures, or seeking sensory input repetitively.


It’s important to remember that having one or two of these traits doesn’t always mean a child has autism. However, if several are present, speaking with a pediatrician or autism specialist is recommended.


Need early support?


At Blue Jay ABA, we provide personalized ABA therapy in North Carolina to help toddlers and children build communication, social, and daily living skills. 


If you notice these signs in your child, reach out today to learn how our ABA services can help.


SOURCES:


https://www.cdc.gov/ncbddd/actearly/autism/curriculum/documents/early-warning-signs-autism_508.pdf


https://www.expressable.com/learning-center/autism/what-are-the-signs-of-autism-in-a-2-year-old


https://www.nhs.uk/conditions/autism/signs/children/


https://raisingchildren.net.au/autism/learning-about-autism/assessment-diagnosis/early-signs-of-asd


https://www.autismspeaks.org/signs-autism

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