The total fertility rate of Less developed regions, excluding least developed countries is projected at 1.93 children per woman in 2036 — below the replacement level of about 2.1. Births are projected to be most frequent among women aged 25-29 (120 per 1,000 women in that age group), and the average mother would be 28.7 years old. In total, 83,247,476 babies are projected to be born. Source: United Nations, World Population Prospects 2024 (medium-variant projection).

Key indicators, 2036

Total fertility rate

1.93

Births

83,247,476

Births per 1,000 people

13.6

Mean age of mothers

28.7

Births to mothers aged 15–19

5.9%

Net reproduction rate

0.90

Boys per 100 girls at birth

105.2

Population

6,125,501,390

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.

Fertility by age of mother, 2036

Mother's age	Births per 1,000 women	Share of total fertility	Births
10-14	0.4	0.1%	76,806
15-19	23.2	6.0%	4,939,360
20-24	91.3	23.6%	20,651,830
25-29	119.5	30.9%	26,180,930
30-34	91.0	23.5%	18,919,538
35-39	45.3	11.7%	9,221,566
40-44	13.7	3.6%	2,784,755
45-49	2.1	0.5%	444,863
50-54	0.1	0.0%	27,799

Fertility in Less developed regions, excluding least developed countries by year

Fertility in Less developed regions, excluding least developed countries, 2036

Year

Country