Births per 1,000 women, by age of mother

Fertility in Northern America, 2003

Northern America
2003
Total fertility rate: 1.98
Total fertility rate, 1950–2100 · click to pick a year

Year

-5 -1   2003  +1 +5

Country

A B C D E F G H I J K L M N O P Q R S T U V W Y Z

The total fertility rate of Northern America was 1.98 children per woman in 2003 — below the replacement level of about 2.1. Births were most frequent among women aged 25-29 (113 per 1,000 women in that age group), and the average mother was 27.9 years old. In total, 4,319,824 babies were born. Source: United Nations, World Population Prospects 2024.

Total fertility rate
1.98
Births
4,319,824
Births per 1,000 people
13.4
Mean age of mothers
27.9
Births to mothers aged 15–19
9.8%
Net reproduction rate
0.95
Boys per 100 girls at birth
104.9
Population
321,869,939
The net reproduction rate counts only daughters who survive to their mothers' age: below 1, each generation of women is smaller than the one before.
Mother's ageBirths per 1,000 womenShare of total fertilityBirths
10-140.80.2%8,856
15-1938.59.8%423,549
20-2497.024.6%1,069,257
25-29113.128.7%1,170,338
30-3494.023.8%1,038,727
35-3942.110.7%495,418
40-448.42.1%107,864
45-490.50.1%5,702
50-540.00.0%109