Births per 1,000 women, by age of mother

Fertility in Northern America, 1987

Northern America
1987
Total fertility rate: 1.85
Total fertility rate, 1950–2100 · click to pick a year

Year

-5 -1   1987  +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 1.85 children per woman in 1987 — 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 26.6 years old. In total, 4,258,729 babies were born. Source: United Nations, World Population Prospects 2024.

Total fertility rate
1.85
Births
4,258,729
Births per 1,000 people
15.6
Mean age of mothers
26.6
Births to mothers aged 15–19
11.3%
Net reproduction rate
0.89
Boys per 100 girls at birth
105.0
Population
272,819,087
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
10-141.50.4%13,149
15-1948.613.1%482,268
20-24105.128.3%1,178,030
25-29112.730.3%1,390,377
30-3473.019.6%869,798
35-3926.57.1%283,297
40-444.51.2%40,563
45-490.20.0%1,226
50-540.00.0%24