総人口の割合として、0歳から14歳までの人口。人口は、人口の事実上の定義に基づいています。
| 1970 | 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| グアテマラ | 46.1 | 45.4 | 43.8 | 42.1 | 39.3 | 38.7 | 38.1 | 37.5 | 36.9 | 36.4 | 35.9 | 35.4 | 34.9 | 34.4 | 33.8 | 33.3 | 32.7 | 32.1 | 31.6 |
| ハイチ | 40.9 | 41.9 | 40.4 | 38.4 | 36.2 | 35.9 | 35.5 | 35.1 | 34.7 | 34.3 | 33.9 | 33.6 | 33.3 | 32.9 | 32.6 | 32.3 | 31.9 | 31.6 | 31.2 |
| ホンジュラス | 47.9 | 46.1 | 43.1 | 41.0 | 38.1 | 37.4 | 36.8 | 36.2 | 35.6 | 34.9 | 34.3 | 33.7 | 33.1 | 32.6 | 32.2 | 31.8 | 31.4 | 31.0 | 30.6 |
| ガイアナ | 46.6 | 36.9 | 36.6 | 35.3 | 32.2 | 31.6 | 31.1 | 30.8 | 30.5 | 30.3 | 30.1 | 30.0 | 29.5 | 29.3 | 29.5 | 29.4 | 29.4 | 29.3 | 29.2 |
| ニカラグア | 47.5 | 46.1 | 40.3 | 36.8 | 34.2 | 33.8 | 33.3 | 32.9 | 32.6 | 32.2 | 31.8 | 31.5 | 31.1 | 30.8 | 30.4 | 30.1 | 29.6 | 29.2 | 28.8 |
| ドミニカ共和国 | 48.2 | 39.1 | 35.3 | 33.2 | 30.9 | 30.5 | 30.1 | 29.8 | 29.5 | 29.2 | 28.8 | 28.5 | 28.2 | 27.9 | 27.7 | 27.4 | 27.2 | 26.9 | 26.6 |
| ベリーズ | 49.2 | 44.3 | 39.9 | 37.9 | 35.5 | 34.7 | 34.0 | 33.3 | 32.5 | 31.8 | 31.1 | 30.4 | 29.9 | 29.4 | 28.9 | 28.3 | 27.6 | 27.0 | 26.6 |
| スリナム | 48.8 | 37.4 | 33.0 | 30.9 | 30.3 | 30.0 | 29.8 | 29.4 | 29.1 | 28.7 | 28.3 | 27.9 | 27.5 | 27.2 | 26.8 | 26.5 | 26.3 | 25.9 | 25.6 |
| ベネズエラ（ボリバル共和国） | 45.6 | 38.1 | 34.0 | 31.8 | 29.9 | 29.5 | 29.2 | 28.9 | 28.5 | 28.2 | 27.9 | 27.8 | 27.9 | 28.0 | 27.8 | 27.4 | 26.8 | 26.2 | 25.5 |
| パナマ | 44.5 | 36.1 | 32.4 | 30.6 | 29.2 | 28.9 | 28.7 | 28.4 | 28.2 | 27.9 | 27.6 | 27.4 | 27.1 | 26.7 | 26.4 | 26.0 | 25.7 | 25.3 | 24.9 |
| エルサルバドル | 46.8 | 41.7 | 37.1 | 34.9 | 32.0 | 31.3 | 30.6 | 29.9 | 29.2 | 28.6 | 28.0 | 27.5 | 27.0 | 26.7 | 26.3 | 26.0 | 25.6 | 25.2 | 24.8 |
| メキシコ | 47.7 | 39.0 | 34.3 | 32.1 | 29.8 | 29.4 | 29.0 | 28.7 | 28.3 | 28.0 | 27.6 | 27.2 | 26.7 | 26.3 | 26.0 | 25.7 | 25.3 | 24.9 | 24.5 |
| セントビンセント・グレナディーン | 46.2 | 37.5 | 31.4 | 28.4 | 25.7 | 25.2 | 24.8 | 24.4 | 24.0 | 23.7 | 23.4 | 23.0 | 22.7 | 22.5 | 22.2 | 22.1 | 21.9 | 21.6 | 21.3 |
| コロンビア | 46.0 | 35.9 | 32.5 | 30.4 | 27.5 | 26.9 | 26.3 | 25.7 | 25.1 | 24.5 | 23.9 | 23.3 | 22.7 | 22.1 | 21.7 | 21.3 | 21.0 | 20.6 | 20.3 |
| グレナダ | 46.8 | 32.8 | 32.9 | 27.7 | 24.0 | 23.6 | 23.3 | 23.0 | 22.7 | 22.4 | 22.1 | 21.8 | 21.5 | 21.2 | 20.9 | 20.6 | 20.2 | 19.8 | 19.4 |
| コスタリカ | 44.4 | 36.0 | 31.1 | 27.7 | 24.9 | 24.3 | 23.9 | 23.4 | 23.0 | 22.5 | 22.1 | 21.8 | 21.4 | 21.1 | 20.7 | 20.3 | 19.8 | 19.3 | 18.8 |
| ジャマイカ | 45.0 | 35.8 | 33.2 | 30.6 | 26.9 | 26.2 | 25.4 | 24.7 | 24.0 | 23.4 | 22.8 | 22.3 | 21.7 | 21.1 | 20.6 | 20.0 | 19.6 | 19.1 | 18.7 |
| セントクリストファーネイビス | 47.2 | 34.2 | 29.3 | 26.0 | 23.3 | 22.7 | 22.2 | 21.7 | 21.1 | 20.6 | 20.2 | 19.9 | 19.6 | 19.3 | 19.1 | 18.8 | 18.6 | 18.3 | 18.2 |
| バハマ | 40.1 | 28.9 | 27.8 | 25.9 | 23.3 | 22.8 | 22.4 | 22.0 | 21.6 | 21.3 | 20.9 | 20.6 | 20.2 | 19.8 | 19.5 | 19.1 | 18.8 | 18.3 | 17.9 |
| ドミニカ | 48.7 | 33.1 | 30.0 | 26.8 | 23.5 | 23.1 | 22.6 | 22.5 | 22.3 | 21.7 | 20.8 | 19.9 | 19.5 | 19.2 | 18.8 | 18.5 | 18.3 | 18.1 | 17.9 |
| アンチグアバーブーダ | 43.7 | 29.8 | 27.8 | 25.9 | 23.8 | 23.2 | 22.6 | 22.1 | 21.7 | 21.2 | 20.6 | 20.2 | 19.8 | 19.4 | 19.1 | 18.8 | 18.6 | 18.2 | 17.8 |
| トリニダード・トバゴ | 41.2 | 33.7 | 26.0 | 22.1 | 20.3 | 20.1 | 20.0 | 19.9 | 19.7 | 19.6 | 19.5 | 19.3 | 19.0 | 18.8 | 18.7 | 18.5 | 18.3 | 18.0 | 17.8 |
| セントルシア | 50.2 | 38.9 | 32.4 | 28.4 | 24.3 | 23.5 | 22.7 | 22.1 | 21.5 | 20.9 | 20.3 | 19.9 | 19.5 | 19.1 | 18.7 | 18.5 | 18.2 | 17.9 | 17.5 |
| バルバドス | 36.0 | 24.2 | 21.9 | 21.0 | 20.2 | 20.0 | 19.9 | 19.7 | 19.4 | 19.2 | 18.9 | 18.7 | 18.4 | 18.2 | 18.1 | 17.9 | 17.7 | 17.5 | 17.2 |
| キューバ | 38.0 | 22.8 | 21.3 | 19.4 | 17.7 | 17.5 | 17.3 | 17.1 | 16.9 | 16.7 | 16.5 | 16.3 | 16.1 | 16.0 | 15.8 | 15.8 | 15.7 | 15.5 | 15.3 |