Guernsey
19502100
2025
Fertility rate
1.37 children/woman
Birth rate
8.1 per 1,000 people
Total births
525
Mean age at birth
30.9 years
Average number of children per woman over her lifetime
1.37 children per woman
Below 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
Guernsey's fertility rate of 1.37 children per woman is below the 2.1 replacement level needed to maintain population size without immigration.