After a baby's first birthday, the rate of growth begins to slow down. The baby is now a toddler and is very active.

While all children may grow at a different rate, the following indicate the average for 1-year-old boys and girls.

  • Weight: average gain of about 8 ounces each month; birth weight has tripled by the end of the first year 
  • Height: average growth of about ¼ to ½ inch each month