Births per 1,000 women, by age of mother

Fertility in United States of America, 1981

United States of America
1981
Total fertility rate: 1.85
Total fertility rate, 1950–2100 · click to pick a year

Year

-5 -1   1981  +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 United States of America was 1.85 children per woman in 1981 — below the replacement level of about 2.1. Births were most frequent among women aged 20-24 (114 per 1,000 women in that age group), and the average mother was 26.0 years old. In total, 3,759,893 babies were born. Source: United Nations, World Population Prospects 2024.

Total fertility rate
1.85
Births
3,759,893
Births per 1,000 people
16.2
Mean age of mothers
26.0
Births to mothers aged 15–19
14.5%
Net reproduction rate
0.88
Boys per 100 girls at birth
105.2
Population
232,201,618
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
10-141.40.4%12,711
15-1954.414.6%546,949
20-24114.430.8%1,243,275
25-29112.830.4%1,169,683
30-3463.917.2%604,224
35-3920.55.5%157,457
40-443.91.1%24,562
45-490.20.0%1,032
50-540.00.0%0