The total fertility rate of Less developed regions is projected at 2.13 children per woman in 2054 — above the replacement level of about 2.1. Births are projected to be most frequent among women aged 25-29 (124 per 1,000 women in that age group), and the average mother would be 28.9 years old. In total, 119,036,477 babies are projected to be born. Source: United Nations, World Population Prospects 2024 (medium-variant projection).

Key indicators, 2054

Total fertility rate

2.13

Births

119,036,477

Births per 1,000 people

13.9

Mean age of mothers

28.9

Births to mothers aged 15–19

7.2%

Net reproduction rate

1.00

Boys per 100 girls at birth

104.5

Population

8,548,059,420

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, 2054

Mother's age	Births per 1,000 women	Share of total fertility	Births
10-14	0.6	0.1%	161,552
15-19	29.7	7.0%	8,581,415
20-24	93.9	22.1%	26,567,363
25-29	124.3	29.2%	34,355,104
30-34	102.7	24.1%	28,081,043
35-39	54.2	12.7%	15,538,267
40-44	17.7	4.2%	4,991,156
45-49	2.7	0.6%	723,285
50-54	0.2	0.0%	37,212

Fertility in Less developed regions by year

Fertility in Less developed regions, 2054

Year

Country