Births per 1,000 women, by age of mother

Fertility in Northern America, 2004

Northern America
2004
Total fertility rate: 1.98
Total fertility rate, 1950–2100 · click to pick a year

Year

-5 -1   2004  +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 2004 — 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 28.0 years old. In total, 4,353,504 babies were born. Source: United Nations, World Population Prospects 2024.

Total fertility rate
1.98
Births
4,353,504
Births per 1,000 people
13.4
Mean age of mothers
28.0
Births to mothers aged 15–19
9.7%
Net reproduction rate
0.95
Boys per 100 girls at birth
104.9
Population
325,044,558
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%8,766
15-1937.79.5%420,363
20-2496.524.4%1,076,594
25-29113.228.6%1,192,853
30-3494.523.9%1,033,480
35-3943.811.1%504,844
40-448.72.2%110,453
45-490.50.1%6,056
50-540.00.0%92