Most children are ready between 18 months and 3 years, with the average closer to 2–2.5 years. Readiness is more important than age — starting too early extends the process and increases frustration. Starting when truly ready can achieve dry days in as little as 1–2 weeks.
The NHS recommends waiting for clear signs of readiness rather than training to a fixed age. Boys often take slightly longer than girls on average, but there is huge individual variation. Night dryness typically follows daytime dryness by several months to over a year — these are separate developmental milestones.
FAQs
For most children, yes — bladder control and the communication needed for potty training typically develop between 2–3 years. Some children are ready at 18 months, but starting before readiness signs appear usually prolongs training rather than shortening it. The goal is to start when your child is physiologically and developmentally ready.
Some refusal is normal — the potty represents a big change. Try: letting them choose their own potty, sitting on it fully clothed first, reading books about potty training together, using a character they love, and making it low-pressure. Never force or punish accidents. If strong refusal persists, wait 4–6 weeks before trying again.
A child who is truly ready can often achieve dry days within 1–2 weeks of focused training. Children who are not yet ready can take months with no progress. Night dryness is a separate physical development — most children remain in nappies at night until 3–5 years, and some later. Bedwetting under age 5 is developmentally normal.