The World: Population - Age 10-14 (2021) - Top 100+
| Rank | Country | Population | Year | |
|---|---|---|---|---|
| 171. | Mayotte | 33,548 | 2021 | |
| 157. | Mauritius | 91,421 | 2021 | |
| 107. | Mauritania | 470,594 | 2021 | |
| 193. | Marshall Islands | 8,504 | 2021 | |
| 182. | Malta | 21,202 | 2021 | |
| 54. | Mali | 2,322,226 | 2021 | |
| 176. | Maldives | 27,426 | 2021 | |
| 41. | Malaysia | 2,899,381 | 2021 | |
| 50. | Malawi | 2,606,697 | 2021 | |
| 34. | Madagascar | 3,538,115 | 2021 | |
| 151. | Macedonia | 120,941 | 2021 | |
| 175. | Macau | 27,983 | 2021 | |
| 174. | Luxembourg | 32,197 | 2021 | |
| 149. | Lithuania | 157,526 | 2021 | |
| 215. | Liechtenstein | 1,963 | 2021 | |
| 90. | Libya | 770,832 | 2021 | |
| 96. | Liberia | 604,884 | 2021 | |
| 144. | Lesotho | 198,469 | 2021 | |
| 124. | Lebanon | 293,351 | 2021 | |
| 153. | Latvia | 104,065 | 2021 | |
| 92. | Laos | 763,340 | 2021 | |
| 97. | Kyrgyzstan | 596,496 | 2021 | |
| 140. | Kuwait | 216,091 | 2021 | |
| 148. | Kosovo | 159,156 | 2021 | |
| 189. | Kiribati | 10,525 | 2021 | |
| 18. | Kenya | 6,712,862 | 2021 | |
| 67. | Kazakhstan | 1,691,455 | 2021 | |
| 89. | Jordan | 776,112 | 2021 | |
| 22. | Japan | 5,600,780 | 2021 | |
| 129. | Jamaica | 270,363 | 2021 | |
| 40. | Italy | 2,932,863 | 2021 | |
| 93. | Israel | 721,441 | 2021 | |
| 202. | Isle of Man | 4,996 | 2021 | |
| 112. | Ireland | 376,449 | 2021 | |
| 28. | Iraq | 4,089,095 | 2021 | |
| 20. | Iran | 6,490,086 | 2021 | |
| 5. | Indonesia | 21,800,004 | 2021 | |
| 1. | India | 116,365,464 | 2021 | |
| 183. | Iceland | 20,712 | 2021 | |
| 105. | Hungary | 501,928 | 2021 | |
| 126. | Hong Kong | 278,652 | 2021 | |
| 81. | Honduras | 986,290 | 2021 | |
| 77. | Haiti | 1,094,322 | 2021 | |
| 165. | Guyana | 65,074 | 2021 | |
| 137. | Guinea-Bissau | 224,531 | 2021 | |
| 69. | Guinea | 1,647,197 | 2021 | |
| 210. | Guernsey | 3,305 | 2021 | |
| 63. | Guatemala | 1,765,194 | 2021 | |
| 186. | Guam | 16,093 | 2021 | |
| 192. | Grenada | 8,907 | 2021 | |
| 206. | Greenland | 3,929 | 2021 | |
| 104. | Greece | 509,457 | 2021 | |
| 216. | Gibraltar | 1,952 | 2021 | |
| 38. | Ghana | 3,067,857 | 2021 | |
| 35. | Germany | 3,440,983 | 2021 | |
| 135. | Georgia | 231,860 | 2021 | |
| 127. | Gaza Strip | 277,877 | 2021 | |
| 134. | Gabon | 237,583 | 2021 | |
| 179. | French Polynesia | 21,652 | 2021 | |
| 27. | France | 4,132,862 | 2021 | |
| 128. | Finland | 276,038 | 2021 | |
| 160. | Fiji | 85,138 | 2021 | |
| 190. | Federated States of Micronesia | 10,012 | 2021 | |
| 211. | Faroe Islands | 3,199 | 2021 | |
| 9. | Ethiopia | 16,072,648 | 2021 | |
| 164. | Estonia | 66,395 | 2021 | |
| 85. | Eritrea | 881,462 | 2021 | |
| 154. | Equatorial Guinea | 100,993 | 2021 | |
| 103. | El Salvador | 516,463 | 2021 | |
| 13. | Egypt | 9,614,776 | 2021 | |
| 72. | Ecuador | 1,473,810 | 2021 | |
| 150. | East Timor | 139,194 | 2021 | |
| 82. | Dominican Republic | 936,561 | 2021 | |
| 201. | Dominica | 5,112 | 2021 | |
| 159. | Djibouti | 88,758 | 2021 | |
| 120. | Denmark | 310,424 | 2021 | |
| 11. | Democratic Republic of the Congo | 11,311,225 | 2021 | |
| 109. | Czech Republic | 454,557 | 2021 | |
| 167. | Cyprus | 64,023 | 2021 | |
| 100. | Cuba | 544,799 | 2021 | |
| 139. | Croatia | 217,449 | 2021 | |
| 39. | Cote d'Ivoire | 2,934,268 | 2021 | |
| 115. | Costa Rica | 371,153 | 2021 | |
| 224. | Cook Islands | 565 | 2021 | |
| 152. | Comoros | 108,052 | 2021 | |
| 30. | Colombia | 3,845,483 | 2021 | |
| 2. | China | 76,958,240 | 2021 | |
| 75. | Chile | 1,205,842 | 2021 | |
| 200. | Channel Islands | 5,211 | 2021 | |
| 70. | Chad | 1,641,752 | 2021 | |
| 94. | Central African Republic | 719,870 | 2021 | |
| 209. | Cayman Islands | 3,593 | 2021 | |
| 168. | Cape Verde | 54,703 | 2021 | |
| 59. | Canada | 1,906,379 | 2021 | |
| 44. | Cameroon | 2,796,051 | 2021 | |
| 68. | Cambodia | 1,657,650 | 2021 | |
| 64. | Burundi | 1,759,984 | 2021 | |
| 43. | Burkina Faso | 2,847,984 | 2021 | |
| 119. | Bulgaria | 321,032 | 2021 | |
| 172. | Brunei | 32,639 | 2021 |
