How Long Does the 'In-Between' Phase Really Last After Potty Training?

As long as your child needs it — and for most families, that's 2 or more years. There's no fixed end date for the phase between finishing potty training and your child being fully comfortable and independent on an adult toilet. Every child moves through it at their own pace, but most families are still using a transitional seat well past the initial training stage — often for what we call the years after.

Why There's No Fixed Timeline

"How long will we actually use this?" is one of the most common questions we hear, and the honest answer is: it depends on your child, not a calendar. Training is a milestone — the moment a child starts reliably using the toilet. Independence is a different milestone entirely, and it usually takes much longer to arrive.

What "Fully Independent" Actually Means

Being trained means your child can use the toilet with some help. Being independent means they can get on, balance, go, and get off an adult-sized toilet with no support — at home, at a friend's house, at a restaurant, anywhere — without a boost, without help balancing, and without hesitation. That gap between the two is what most parents underestimate.

Why This Phase Gets Overlooked

Most products stop at the training finish line. Once a child is "trained," the assumption is that the job is done — but a 3- or 4-year-old still doesn't fit an adult toilet any better than they did on the day training finished. The seat opening is still too big, the height is still too tall, and the leap of confidence to sit down without help is still real. The years after training is a real, extended stage — it just doesn't get talked about, because most products and most advice stop once the accidents stop.

What Helps Kids Move Through It

Since this phase is long, consistency matters more than most parents expect. A seat that feels the same every time — same shape, same stability, same feel — means your child isn't relearning the bathroom experience every time they sit down, whether that's at home or somewhere new. We go deeper on why routine consistency matters for this stage in our full breakdown of the in-between years.

The Bottom Line

If you're still using a training seat or toilet insert well after your child finished training, that's normal — not a sign you're behind. Most families are in this stage for 2+ years, and it ends whenever your child feels steady and confident on the toilet on their own, not on a schedule. See our FAQ for more on what to expect, or learn how Tot Perch is built to last through the whole stretch.