What Autism Looks Like in Girls: Why It’s Often Missed

Autism is often thought of as a condition that predominantly affects boys. According to the CDC, boys are identified with autism about four times more often than girls. 

That being said, research shows that girls on the spectrum are frequently underdiagnosed. In fact, as many as 80% of females with autism remain undiagnosed at age 18. 

To compound matters, autism in girls often presents differently, making it harder to spot. 

Understanding these differences is crucial for parents, educators, and caregivers to ensure girls receive the support they need.

3 Reasons Why Autism Is Often Missed in Girls

Autism may be harder to spot in girls due to the following: 

Subtle Social Differences

Girls with autism may have strong social skills on the surface, such as being talkative or eager to please, which can mask underlying challenges. They often mimic peers’ behaviors to fit in, making it harder for adults to recognize social struggles. 

While they may appear socially competent, they can still experience anxiety, loneliness, and difficulty forming meaningful friendships.

Intense Interests, But Often “Acceptable” Ones

Autistic girls frequently have deep interests, just like boys, but their passions may align with socially acceptable topics—like animals, books, or arts—rather than the stereotypical “trains or numbers” interests more often seen in boys. 

Because these interests are normalized, adults may not see them as part of a broader pattern of autism.

Sensory Sensitivities and Emotional Differences

Girls with autism may experience heightened sensitivity to lights, sounds, textures, or smells. They may become easily overwhelmed or anxious, which can be misattributed to moodiness or shyness. 

Emotional regulation challenges are common, but because they often internalize feelings, these signs are less obvious than in boys, who may display more outward behaviors.

Masking and Mental Health

Many autistic girls develop strong masking skills—learning to hide behaviors that might be seen as socially unacceptable. 

While this can help them navigate social situations, it can be exhausting and lead to anxiety, depression, or burnout. Masking is one of the main reasons girls are often diagnosed years later than boys—sometimes not until high school or adulthood.

Why Early Recognition Matters

Early identification and support can make a significant difference in a girl’s social, emotional, and academic development. Awareness of the subtle ways autism presents in girls allows parents, teachers, and clinicians to provide targeted interventions and accommodations that help them thrive.

Resources for Parents and Caregivers

• CDC Autism Spectrum Disorder Information

• Autism Society

• Organization for Autism Research – Girls on the Spectrum

• Autistic Girls Network

What to Do If You Suspect Autism in Your Child

If you notice signs of autism in your daughter—such as difficulty making friends, sensory sensitivities, intense but narrow interests, or emotional overwhelm—don’t wait and see. Early action is key. 

At Next Step 4 Mental Health, we start with a comprehensive evaluation. Autism is diagnosed based on patterns of behavior and developmental differences, not a single test. 

Once diagnosed, we work with families to create a personalized care plan, which may include social skills training, therapy for anxiety or emotional regulation, school-based support, and parent coaching.

If you have concerns, call Next Step today to schedule an evaluation. The sooner your child gets the right support, the more opportunities she has to build confidence and thrive.

About Dr. Allison Yoder

Dr. Allison Yoder is a Louisville native who graduated from the University of Louisville School of Medicine in 2010. She is certified by the American Board of Psychiatry & Neurology in Psychiatry (2015) and Child and Adolescent Psychiatry (2016). Additional certifications include LGBT health certificate (2018).

Specialties

Dr. Yoder specializes in Child and Adolescent Psychiatry, trauma, PTSD, trauma-related anxiety, mood disorders, and autism.

Faculty Appointments

Teaching is important to Dr. Yoder as she continues to serve as a Clinical Instructor at University of Louisville Department of Pediatrics through a gratis faculty appointment.

Awards and Publications

Dr. Yoder has received:

• Top Doctor award (2016)
• Centerstone KY Individual Performance Recognition Award (2017)
• AACAP Advocacy Day travel grant (2014)

Dr. Yoder has also published an article in Louisville Medicine entitled “Counteracting Bullying and Preventing Suicide Through Trauma-Informed Care and Resilience.” You can read it here.

You can now book an appointment with Dr. Yoder here or give us a call at our Louisville, Kentucky mental health clinic at 502-339-2442 .