Births per 1,000 women, by age of mother

Fertility in United States of America, 1964

United States of America
1964
Total fertility rate: 3.26
Total fertility rate, 1950–2100 · click to pick a year

Year

-5 -1   1964  +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 3.26 children per woman in 1964 — above the replacement level of about 2.1. Births were most frequent among women aged 20-24 (222 per 1,000 women in that age group), and the average mother was 26.6 years old. In total, 4,125,771 babies were born. Source: United Nations, World Population Prospects 2024.

Total fertility rate
3.26
Births
4,125,771
Births per 1,000 people
21.4
Mean age of mothers
26.6
Births to mothers aged 15–19
14.0%
Net reproduction rate
1.53
Boys per 100 girls at birth
104.8
Population
192,819,452
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
10-141.10.2%9,719
15-1970.911.0%577,309
20-24221.934.3%1,476,903
25-29181.328.1%1,041,494
30-34104.816.2%604,782
35-3951.17.9%319,747
40-4414.22.2%90,550
45-490.90.1%5,267
50-540.00.0%0