At what age should a toddler's weight approximate four times their birth weight?

A toddler's weight typically approximates four times their birth weight by the age of 30 months. By this age, children experience significant growth and development, which is crucial for their physical health and milestones.

At birth, the average weight is around 7.5 pounds; therefore, by approximately 30 months, a child's weight would ideally be close to 30 pounds, reflecting this fourfold increase. This growth pattern is essential for toddlers as they transition to the next stages of development and require adequate nutrition to support their active lifestyle and cognitive development.

Other milestones in growth occur at different ages; for example, by 12 months, while weight does increase significantly—usually around three times the birth weight—many children do not reach the four-times benchmark until they are older, specifically around 24 to 30 months. This progression reflects the individual variations in growth patterns among children, but the fourfold increase predominantly occurs by the end of the second year of life.