What is a common toilet-training milestone range?

• A. Toilet training begins before age 1
• B. Initiation of toilet training around 2–3 years
• C. Toilet training begins at 6 years
• D. Toilet training begins at 4-5 years

Answer: (B)

Toilet training readiness depends on a child’s physical, cognitive, and behavioral development. The most common window to start is about 2 to 3 years old, when many children have developed better bladder and bowel control and can communicate needs, follow simple directions, and cooperate with a routine. Beginning too early (before age 1) usually isn’t developmentally appropriate because daytime control and communication aren’t reliably in place yet. Beginning much later (around 4–5 years or later) happens for some children but is less typical and often reflects individual differences or specific circumstances. Therefore, the initiation around 2–3 years best matches the usual readiness pattern for toilet training.