Nigeria
19502100
2025
Fertility rate
4.30 children/woman
Birth rate
32.2 per 1,000 people
Total births
7.6M
Mean age at birth
29.2 years
Average number of children per woman over her lifetime
4.30 children per woman
Above replacement level (2.1)
Total births and teen pregnancy trends
TFR, net reproduction rate, and crude birth rate
Average age of mothers at childbirth
Boys per 100 girls at birth
Nigeria's fertility rate has fallen dramatically from 6.9 children per woman in 1978 to 4.30 today—still well above the 2.1 replacement level. This decline is projected to continue, dropping below replacement to 1.91 by 2100. Teen pregnancy remains notable, with 14% of births to mothers aged 15-19.