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Gender Development and Identity

If you’re here, you may be trying to make sense of something your child has said or done. Maybe your child has told you directly that they feel like a different gender. Maybe you’ve noticed patterns that have you wondering. Or maybe you’re just trying to learn more before a conversation you’re not sure how to have. Some families have been on this path for years and are now facing a new question or decision.

Wherever you’re starting from, you’re in the right place. Understanding how children come to know their own gender can help you see your child more clearly and respond with confidence, whether this is new territory or familiar ground.

The Essentials

How Children Come to Understand Their Gender

Most children develop a sense of their own gender early in life, typically between the ages of two and four.1 For most, this sense matches their natal sex, and they move through childhood without thinking much about it. For others, their inner sense of who they are is different from what everyone assumed.

This is not something children choose, and it is not something parents cause. It is simply part of how some children experience themselves.

Gender involves three dimensions: body, identity, and expression. These are connected but separate. A child’s body does not determine their identity. How a child dresses or plays does not predict who they know themselves to be inside. When parents understand these distinctions, it becomes easier to see the full picture of what a child may be experiencing.

Children do not think about gender in terms of political statements or complex sociology. They think about it in terms of who they are in the world. As one four-year-old explained, “I’m a boy in my heart and my brain, even if my body hasn’t caught up yet.”

For a deeper exploration of how gender works, see Understanding Gender.

What Parents Often Notice

Every child is different, but here are some things parents commonly observe when a child’s internal sense of gender differs from what others expect:

  • Consistently referring to themselves as a different gender, not as play or pretend, but as fact
  • Becoming upset or withdrawn when treated as their natal gender
  • Repeatedly choosing clothing, hairstyles, activities, or friends associated with a different gender
  • Saying things like “I’m not really a boy” or “When will I get to be a girl?” or “God made a mistake”

Some children express these things from a very young age. Others do not show any signs until later, sometimes not until puberty or even adolescence. There is no single path and no single timeline. Some children always knew. Others come to understand themselves over time.

When a child is insistent, persistent, and consistent about their gender identity, it deserves close attention.2 Insistent means they are not just “playing”, they are telling you who they are. Persistent means their insistence doesn’t go away after a week or a few months. Consistent means they express this identity across different settings at home, at school, and with friends.

What This Means for You

If your child is expressing something about their gender that surprises you, it does not necessarily mean they are transgender. It also does not mean they are confused or that something has gone wrong.

Children explore gender in many ways, and that exploration is a normal part of growing up. For some children, gender is a journey of exploration rather than a fixed destination. They may move through different expressions or labels as they try to find what fits. This exploration is a healthy part of development, even if it feels confusing to the adults around them.

What matters most right now is not having all the answers. What matters is paying attention to how your child feels, not just what they do, and letting them know you are someone they can talk to.

A child who feels heard and supported will be better able to understand themselves, wherever that understanding leads.

When my son first told us, I didn’t know what to think. I prayed a lot. I cried a lot. But I also watched him, really watched him, for the first time. What I saw was a kid who had been carrying something heavy for a long time. I couldn’t add to that weight.

Mother of a 13-year-old transgender son, Baptist family, rural Mississippi

Being a witness to her strength, authenticity, joy, pride, confidence, and truth is one of the most amazing things I’ve ever seen in my life. And to know that she feels safe with me is my biggest accomplishment.

Mother of a 7-year-old gender-expansive daughter, Black family, Washington DC

Why Some Children Share Early and Others Do Not

Many parents wonder why they are only hearing about their child’s gender now, especially if the child is older. Research helps explain this.

There is often a gap between when young people understand something about their gender and when they feel ready to share it. Many children sense something is different before they have words for it. They may wait to say anything, watching for signs that it is safe, that they will still be loved, that their family can handle it.

A study of over 27,000 adults found that among those who first understood something about their gender in childhood, the median time before telling anyone was 14 years. Many waited until they had left home. 3

But this is changing. Research shows that today’s teenagers are sharing with their families younger than previous generations did – on average around age 14, compared to age 18 for young adults just a few years older. 4 If your child has told you, it likely means they trust you enough to let you in while you can still walk alongside them.

What It Means When Your Child Tells You

A generation ago, most gender diverse young people waited until they had left home to share who they were with their family. Today, more young people are telling their families while they are still living at home. This shift does not mean more young people are gender diverse than before. It means more of them feel safe enough to be honest with their families while they are still young. If your child has shared something about their gender with you, it means they trust you enough to let you into this part of their life while you can still walk alongside them.

The Role of Puberty

For some young people, puberty is when everything becomes clearer, or more urgent. The physical changes of puberty can bring relief for some and real distress for others.

A child who seemed fine may begin expressing discomfort as their body develops in ways that feel wrong to them. This is an important time to listen closely, even if what they are saying is hard to hear.

My reaction has been confusion and skepticism, but also acceptance and deep love.

Father of a 14-year-old nonbinary teen, white family, rural Colorado

It is important to understand that the absence of clear signs in childhood should never be used as “proof” that an adolescent or teen cannot be transgender or nonbinary. Many teens who have never exhibited anything outside the norm in their gender identity/expression start feeling differently as puberty approaches. This can be confusing for parents who “didn’t see this coming.” But adolescence is a common time for gender identity to come into focus, and a teen’s experience is no less real because it emerged later.

What Research Tells Us

Parents often ask: how do I know if this is real? Will my child change their mind?

Research consistently shows that when children are consistent, persistent, and insistent about their gender over time, their understanding is usually stable. For a detailed look at what studies show about persistence and change, see Common Questions and Concerns.

But identity can evolve, and your family can stay flexible. Supporting your child now does not lock anyone into a particular path. It simply means your child knows they are loved as they figure things out.

Children come to understand their gender in their own way and on their own timeline. If your child has shared something with you, the most important thing you can do is listen. You do not need to have everything figured out. You just need to let your child know that you are here, that you love them, and that you want to understand.

You do not need to be an expert on gender to be an expert on your child. Your job is not to provide the answers, but to provide the ears.

  1. Ruble, D. N., Martin, C. L., & Berenbaum, S. A. (2006). Gender development. In N. Eisenberg (Ed.), Handbook of child psychology: Vol. 3. Social, emotional, and personality development (6th ed., pp. 858-932). Wiley. See also: Fast, A. A., & Olson, K. R. (2018). Gender development in transgender preschool children. Child Development, 89(2), 620-637.
  2. Rafferty, J., Committee on Psychosocial Aspects of Child and Family Health. (2018, reaffirmed 2023). Ensuring comprehensive care and support for transgender and gender-diverse children and adolescents. Pediatrics, 142(4), e20182162.
  3. Turban, J.L., Dolotina, B., Freitag, T.M., King, D., and Keuroghlian, A.S. (2023). Age of Realization and Disclosure of Gender Identity Among Transgender Adults. Journal of Adolescent Health, 72(6), 852-859.
  4. The Trevor Project. (2023). Age of Gender Identity Outness and Suicide Risk.