# How tall is an average newborn baby?

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## What’s considered a tall newborn?

The average length of a full-term newborn baby is 19–20 inches (in) , or 48.2–50.8 centimeters (cm). However, a length of around 18.5–20.9 in, or 47–53 cm, is also typical.

Average baby sizes through the first year.

Age Male baby Female baby
12 months 29.92 in (76 cm) 29.13 in (74 cm)

## How tall will my baby be based on birth length?

Babies do inherit their parents’ body types — tall, short, heavy, or slender. Based on this genetic factor, you can estimate your child’s adult height by adding Mom’s and Dad’s heights (in inches), dividing that number by two, and adding 2.5 inches for boys or subtracting 2.5 inches for girls.

## What is a healthy size for a newborn baby?

Newborns come in a range of healthy sizes. Most babies born between 37 and 40 weeks weigh somewhere between 5 pounds, 8 ounces (2,500 grams) and 8 pounds, 13 ounces (4,000 grams). Newborns who are lighter or heavier than the average baby are usually fine.

## Is 17 inches small for a newborn?

The normal length of a newborn baby ranges from 18 inches to 22 inches, with the average being 20 inches. Being shorter or longer than the average length doesn’t necessarily indicate a problem. In fact, the height of the baby’s parents can play a role in how long a baby is at birth.

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## How can you tell if your child will be tall?

What’s the best way to predict a child’s adult height?

1. Add the mother’s height and the father’s height in either inches or centimeters.
2. Add 5 inches (13 centimeters) for boys or subtract 5 inches (13 centimeters) for girls.
3. Divide by two.