Fertility in United States of America, 2017

United States of America
2017
Total fertility rate: 1.75
Births per 1,000 women, by age of mother
2017 1987, 30 years earlier
Hover a column for the exact rate. Adding up all the rates (× 5 years ÷ 1,000) gives the total fertility rate.
Total fertility rate, 1950–2100 · click to pick a year

Year

-5 -1   2017  +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 1.75 children per woman in 2017 — below the replacement level of about 2.1. Births were most frequent among women aged 30-34 (100 per 1,000 women in that age group), and the average mother was 29.4 years old. In total, 3,872,480 babies were born. Source: United Nations, World Population Prospects 2024.

Total fertility rate
1.75
Births
3,872,480
Births per 1,000 people
11.7
Mean age of mothers
29.4
Births to mothers aged 15–19
5.0%
Net reproduction rate
0.84
Boys per 100 girls at birth
104.8
Population
332,204,660
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
10-140.30.1%2,624
15-1918.55.3%192,789
20-2470.720.1%758,467
25-2997.927.9%1,126,885
30-3499.528.3%1,107,419
35-3952.114.8%561,793
40-4411.53.3%114,022
45-490.80.2%8,306
50-540.00.0%172