Fertility in World, 2017

World
2017
Total fertility rate: 2.50
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 World was 2.50 children per woman in 2017 — above the replacement level of about 2.1. Births were most frequent among women aged 25-29 (144 per 1,000 women in that age group), and the average mother was 28.2 years old. In total, 143,601,801 babies were born. Source: United Nations, World Population Prospects 2024.

Total fertility rate
2.50
Births
143,601,801
Births per 1,000 people
18.8
Mean age of mothers
28.2
Births to mothers aged 15–19
8.9%
Net reproduction rate
1.14
Boys per 100 girls at birth
106.5
Population
7,645,617,954
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
10-141.20.2%384,737
15-1943.08.6%12,787,756
20-24130.025.9%37,974,075
25-29143.928.7%43,121,719
30-34105.121.0%29,713,662
35-3956.111.2%14,366,939
40-4418.43.7%4,422,562
45-493.30.7%780,866
50-540.20.0%49,406