Your Parenting Plan: Older Kids (18+)

When your child turns 18, something subtle but powerful shifts. The world now sees them as an adult, capable of making their own decisions. But as a parent, especially one navigating separation or divorce, you may feel something very different: worry, tenderness, pride, fear, and a deep longing to keep them safe even as they step further away.

Many parents in our community describe this stage as emotionally disorienting. You are no longer guiding an elementary schooler or negotiating with your spouse about bedtime routines. Instead, you are parenting a young adult whose desire for independence grows each day, while your own protective instincts remain as strong as ever.

If your co-parent doesn’t share your concerns — or worse, reflexively opposes them — the experience can feel even more destabilizing. But I want you to know this: your role is not diminished simply because your child is legally an adult. It is evolving. And with evolution comes opportunity.

Let’s walk through this stage together.

What Changes at 18 — and What Doesn’t

Legally, an 18-year-old has agency. They choose where they live, how they spend their time, and what risks they are willing to take. But emotionally, they are still very much in the process of becoming. Their brains are developing, their judgment is still forming, and the desire for belonging often outpaces caution.

This is why so many parents tell me,
“The rules say he’s an adult, but he does not feel like one.”

That feeling is valid.
And it captures the heart of this chapter:
Your parenting shifts from control to influence — and influence can be just as powerful, sometimes more.

A New Parenting Landscape: You Are Co-Parenting Around Your Child, Not Through Your Ex

When your child was young, you and your co-parent were the primary architects of their world. You made decisions on their behalf, often negotiating dozens of micro-choices each week. At 18, your child becomes a central decision-maker in their own life. That means conflicts with your ex around parenting may feel less relevant — and in many cases, less productive.

Instead, the most meaningful work happens directly with your young adult, in the quality of your conversations and the emotional safety you create. This shift can feel liberating for some parents, and deeply frightening for others, especially when their co-parent acts permissively, dismissively, or reactively.

But here is the grounding truth: You only need one steady parent to create safety. You can be that anchor.

When You Disagree on Big Decisions (Like Greek Life or Moving into a Fraternity House)

A member recently shared a situation that mirrors what many of you are navigating. Her 18-year-old son, a first-year college student, wanted to move into a fraternity house. She felt a jolt of fear — he had struggled with alcohol before, and the environment felt too big, too soon. Her soon-to-be-ex, however, supported the decision enthusiastically, perhaps more to oppose her than to protect their child.

This is an excruciating position to be in.
You can feel the risk.
You can see the patterns.
And yet, legally, you cannot “stop” the decision.

So what do you do?

I often guide parents toward three steps:

1. Come back to shared intention — even if only internally.

As I often say, co-parenting is not about deciding who is “right,” but about reconnecting to the shared desire that your child remain healthy and safe. Even if your ex cannot meet you there, you can use this North Star to regulate your own emotions.

2. Speak from your feelings, not your authority.

Authority no longer carries weight at this age. Authenticity does.

Try something like:

“I feel worried because I’ve seen how hard alcohol has been for you in the past, and I care too deeply not to say that.”

When we name our feelings, we take them out of hiding and allow our children to meet us...