Fertility in New Zealand, 2025

New Zealand
2025
Total fertility rate: 1.65
Births per 1,000 women, by age of mother
2025 1995, 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   2025  +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 New Zealand is projected at 1.65 children per woman in 2025 — below the replacement level of about 2.1. Births are projected to be most frequent among women aged 30-34 (107 per 1,000 women in that age group), and the average mother would be 30.8 years old. In total, 58,491 babies are projected to be born. Source: United Nations, World Population Prospects 2024 (medium-variant projection).

Total fertility rate
1.65
Births
58,491
Births per 1,000 people
11.1
Mean age of mothers
30.8
Births to mothers aged 15–19
2.7%
Net reproduction rate
0.79
Boys per 100 girls at birth
105.4
Population
5,251,899
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
10-140.10.0%11
15-199.72.9%1,594
20-2446.514.1%7,472
25-2986.726.3%14,461
30-34107.332.5%20,216
35-3964.419.5%12,125
40-4414.54.4%2,453
45-491.00.3%162
50-540.00.0%0