The World: Population - Age 0-4 (2025) - Top 100+
| Rank | Country | Population | Year | |
|---|---|---|---|---|
| 88. | Jordan | 866,110 | 2025 (Est.) | |
| 73. | Kazakhstan | 1,448,032 | 2025 (Est.) | |
| 24. | Kenya | 4,890,119 | 2025 (Est.) | |
| 187. | Kiribati | 10,956 | 2025 (Est.) | |
| 150. | Kosovo | 140,227 | 2025 (Est.) | |
| 129. | Kuwait | 265,137 | 2025 (Est.) | |
| 97. | Kyrgyzstan | 628,274 | 2025 (Est.) | |
| 91. | Laos | 791,973 | 2025 (Est.) | |
| 159. | Latvia | 79,636 | 2025 (Est.) | |
| 128. | Lebanon | 269,096 | 2025 (Est.) | |
| 141. | Lesotho | 196,776 | 2025 (Est.) | |
| 95. | Liberia | 717,415 | 2025 (Est.) | |
| 94. | Libya | 720,091 | 2025 (Est.) | |
| 215. | Liechtenstein | 2,066 | 2025 (Est.) | |
| 149. | Lithuania | 140,672 | 2025 (Est.) | |
| 172. | Luxembourg | 35,054 | 2025 (Est.) | |
| 177. | Macau | 23,333 | 2025 (Est.) | |
| 153. | Macedonia | 112,000 | 2025 (Est.) | |
| 26. | Madagascar | 4,772,335 | 2025 (Est.) | |
| 37. | Malawi | 3,506,547 | 2025 (Est.) | |
| 46. | Malaysia | 2,933,268 | 2025 (Est.) | |
| 173. | Maldives | 29,475 | 2025 (Est.) | |
| 41. | Mali | 3,320,943 | 2025 (Est.) | |
| 183. | Malta | 19,629 | 2025 (Est.) | |
| 192. | Marshall Islands | 8,360 | 2025 (Est.) | |
| 99. | Mauritania | 556,943 | 2025 (Est.) | |
| 158. | Mauritius | 85,216 | 2025 (Est.) | |
| 178. | Mayotte | 23,250 | 2025 (Est.) | |
| 13. | Mexico | 10,247,315 | 2025 (Est.) | |
| 146. | Moldova | 160,701 | 2025 (Est.) | |
| 223. | Monaco | 782 | 2025 (Est.) | |
| 124. | Mongolia | 290,982 | 2025 (Est.) | |
| 174. | Montenegro | 28,811 | 2025 (Est.) | |
| 227. | Montserrat | 317 | 2025 (Est.) | |
| 47. | Morocco | 2,844,374 | 2025 (Est.) | |
| 22. | Mozambique | 5,189,653 | 2025 (Est.) | |
| 25. | Myanmar | 4,861,206 | 2025 (Est.) | |
| 142. | Namibia | 193,705 | 2025 (Est.) | |
| 222. | Nauru | 965 | 2025 (Est.) | |
| 42. | Nepal | 3,292,333 | 2025 (Est.) | |
| 82. | Netherlands | 957,090 | 2025 (Est.) | |
| 189. | Netherlands Antilles | 9,812 | 2025 (Est.) | |
| 180. | New Caledonia | 20,927 | 2025 (Est.) | |
| 123. | New Zealand | 297,697 | 2025 (Est.) | |
| 102. | Nicaragua | 513,983 | 2025 (Est.) | |
| 23. | Niger | 5,041,752 | 2025 (Est.) | |
| 3. | Nigeria | 35,979,396 | 2025 (Est.) | |
| 67. | North Korea | 1,795,745 | 2025 (Est.) | |
| 210. | Northern Mariana Islands | 3,077 | 2025 (Est.) | |
| 126. | Norway | 274,378 | 2025 (Est.) | |
| 110. | Oman | 413,171 | 2025 (Est.) | |
| 6. | Pakistan | 21,016,292 | 2025 (Est.) | |
| 220. | Palau | 1,218 | 2025 (Est.) | |
| 117. | Panama | 327,034 | 2025 (Est.) | |
| 92. | Papua New Guinea | 791,694 | 2025 (Est.) | |
| 98. | Paraguay | 590,986 | 2025 (Est.) | |
| 51. | Peru | 2,621,725 | 2025 (Est.) | |
| 10. | Philippines | 13,137,800 | 2025 (Est.) | |
| 71. | Poland | 1,571,979 | 2025 (Est.) | |
| 106. | Portugal | 471,877 | 2025 (Est.) | |
| 138. | Puerto Rico | 201,852 | 2025 (Est.) | |
| 152. | Qatar | 116,184 | 2025 (Est.) | |
| 86. | Republic of Congo | 924,818 | 2025 (Est.) | |
| 89. | Romania | 857,742 | 2025 (Est.) | |
| 21. | Russia | 5,723,541 | 2025 (Est.) | |
| 60. | Rwanda | 2,166,683 | 2025 (Est.) | |
| 226. | Saint Barthélemy | 333 | 2025 (Est.) | |
| 225. | Saint Helena | 363 | 2025 (Est.) | |
| 208. | Saint Kitts and Nevis | 3,342 | 2025 (Est.) | |
| 190. | Saint Lucia | 9,571 | 2025 (Est.) | |
| 213. | Saint Martin | 2,553 | 2025 (Est.) | |
| 228. | Saint Pierre and Miquelon | 181 | 2025 (Est.) | |
| 198. | Saint Vincent and the Grenadines | 5,990 | 2025 (Est.) | |
| 184. | Samoa | 19,165 | 2025 (Est.) | |
| 217. | San Marino | 1,630 | 2025 (Est.) | |
| 175. | Sao Tome and Principe | 27,741 | 2025 (Est.) | |
| 50. | Saudi Arabia | 2,673,508 | 2025 (Est.) | |
| 54. | Senegal | 2,407,926 | 2025 (Est.) | |
| 122. | Serbia | 298,517 | 2025 (Est.) | |
| 199. | Seychelles | 5,665 | 2025 (Est.) | |
| 78. | Sierra Leone | 1,137,578 | 2025 (Est.) | |
| 121. | Singapore | 306,487 | 2025 (Est.) | |
| 212. | Sint Maarten | 2,819 | 2025 (Est.) | |
| 135. | Slovakia | 240,054 | 2025 (Est.) | |
| 162. | Slovenia | 72,048 | 2025 (Est.) | |
| 160. | Solomon Islands | 78,324 | 2025 (Est.) | |
| 61. | Somalia | 2,114,854 | 2025 (Est.) | |
| 30. | South Africa | 4,136,743 | 2025 (Est.) | |
| 62. | South Korea | 1,982,749 | 2025 (Est.) | |
| 59. | Spain | 2,196,326 | 2025 (Est.) | |
| 70. | Sri Lanka | 1,574,082 | 2025 (Est.) | |
| 15. | Sudan | 8,497,539 | 2025 (Est.) | |
| 169. | Suriname | 44,106 | 2025 (Est.) | |
| 145. | Swaziland | 163,916 | 2025 (Est.) | |
| 104. | Sweden | 495,243 | 2025 (Est.) | |
| 114. | Switzerland | 363,583 | 2025 (Est.) | |
| 55. | Syria | 2,386,003 | 2025 (Est.) | |
| 84. | Taiwan | 931,144 | 2025 (Est.) | |
| 87. | Tajikistan | 912,352 | 2025 (Est.) | |
| 20. | Tanzania | 5,866,918 | 2025 (Est.) |
