Births per 1,000 women, by age of mother

Fertility in Northern America, 2012

Northern America
2012
Total fertility rate: 1.84
Total fertility rate, 1950–2100 · click to pick a year

Year

-5 -1   2012  +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 1.84 children per woman in 2012 — below the replacement level of about 2.1. Births were most frequent among women aged 25-29 (105 per 1,000 women in that age group), and the average mother was 28.8 years old. In total, 4,327,062 babies were born. Source: United Nations, World Population Prospects 2024.

Total fertility rate
1.84
Births
4,327,062
Births per 1,000 people
12.3
Mean age of mothers
28.8
Births to mothers aged 15–19
7.3%
Net reproduction rate
0.89
Boys per 100 girls at birth
104.8
Population
352,164,290
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
10-140.40.1%4,656
15-1927.87.5%314,554
20-2478.921.4%964,551
25-29104.728.4%1,247,743
30-3497.726.5%1,142,897
35-3948.313.1%525,527
40-4410.32.8%118,930
45-490.70.2%8,060
50-540.00.0%141