Tonga fertility rate for 2025 is 3.33, a 0.92% decline from 2024.
Tonga fertility rate for 2024 was 3.36, a 0.94% decline from 2023.
Tonga fertility rate for 2023 was 3.40, a 1.05% decline from 2022.
Tonga fertility rate for 2022 was 3.43, a 1.04% decline from 2021.
Total fertility rate represents the number of children that would be born to a woman if she were to live to the end of her childbearing years and bear children in accordance with age-specific fertility rates of the specified year.