The World: Population - Age 10-14 (2021) - Top 100+
| Rank | Country | Population | Year | |
|---|---|---|---|---|
| 101. | Nicaragua | 539,379 | 2021 | |
| 102. | Belgium | 534,807 | 2021 | |
| 103. | El Salvador | 516,463 | 2021 | |
| 104. | Greece | 509,457 | 2021 | |
| 105. | Hungary | 501,928 | 2021 | |
| 106. | Sweden | 473,961 | 2021 | |
| 107. | Mauritania | 470,594 | 2021 | |
| 108. | Belarus | 460,154 | 2021 | |
| 109. | Czech Republic | 454,557 | 2021 | |
| 110. | Turkmenistan | 448,169 | 2021 | |
| 111. | United Arab Emirates | 402,873 | 2021 | |
| 112. | Ireland | 376,449 | 2021 | |
| 113. | Switzerland | 375,561 | 2021 | |
| 114. | Austria | 371,236 | 2021 | |
| 115. | Costa Rica | 371,153 | 2021 | |
| 116. | Serbia | 337,609 | 2021 | |
| 117. | Panama | 333,560 | 2021 | |
| 118. | Oman | 323,604 | 2021 | |
| 119. | Bulgaria | 321,032 | 2021 | |
| 120. | Denmark | 310,424 | 2021 | |
| 121. | West Bank | 306,344 | 2021 | |
| 122. | New Zealand | 301,709 | 2021 | |
| 123. | Mongolia | 300,168 | 2021 | |
| 124. | Lebanon | 293,351 | 2021 | |
| 125. | Slovakia | 288,535 | 2021 | |
| 126. | Hong Kong | 278,652 | 2021 | |
| 127. | Gaza Strip | 277,877 | 2021 | |
| 128. | Finland | 276,038 | 2021 | |
| 129. | Jamaica | 270,363 | 2021 | |
| 130. | Singapore | 268,721 | 2021 | |
| 131. | Norway | 266,769 | 2021 | |
| 132. | The Gambia | 252,113 | 2021 | |
| 133. | Botswana | 250,258 | 2021 | |
| 134. | Gabon | 237,583 | 2021 | |
| 135. | Georgia | 231,860 | 2021 | |
| 136. | Uruguay | 224,714 | 2021 | |
| 137. | Guinea-Bissau | 224,531 | 2021 | |
| 138. | Puerto Rico | 218,618 | 2021 | |
| 139. | Croatia | 217,449 | 2021 | |
| 140. | Kuwait | 216,091 | 2021 | |
| 141. | Namibia | 215,416 | 2021 | |
| 142. | Moldova | 211,360 | 2021 | |
| 143. | Bosnia and Herzegovina | 200,962 | 2021 | |
| 144. | Lesotho | 198,469 | 2021 | |
| 145. | Armenia | 178,400 | 2021 | |
| 146. | Swaziland | 170,508 | 2021 | |
| 147. | Albania | 162,698 | 2021 | |
| 148. | Kosovo | 159,156 | 2021 | |
| 149. | Lithuania | 157,526 | 2021 | |
| 150. | East Timor | 139,194 | 2021 | |
| 151. | Macedonia | 120,941 | 2021 | |
| 152. | Comoros | 108,052 | 2021 | |
| 153. | Latvia | 104,065 | 2021 | |
| 154. | Equatorial Guinea | 100,993 | 2021 | |
| 155. | Qatar | 97,214 | 2021 | |
| 156. | Bahrain | 91,836 | 2021 | |
| 157. | Mauritius | 91,421 | 2021 | |
| 158. | Slovenia | 89,722 | 2021 | |
| 159. | Djibouti | 88,758 | 2021 | |
| 160. | Fiji | 85,138 | 2021 | |
| 161. | Trinidad and Tobago | 77,854 | 2021 | |
| 162. | Western Sahara | 74,701 | 2021 | |
| 163. | Solomon Islands | 73,687 | 2021 | |
| 164. | Estonia | 66,395 | 2021 | |
| 165. | Guyana | 65,074 | 2021 | |
| 166. | Bhutan | 64,933 | 2021 | |
| 167. | Cyprus | 64,023 | 2021 | |
| 168. | Cape Verde | 54,703 | 2021 | |
| 169. | Suriname | 49,998 | 2021 | |
| 170. | Belize | 40,481 | 2021 | |
| 171. | Mayotte | 33,548 | 2021 | |
| 172. | Brunei | 32,639 | 2021 | |
| 173. | Montenegro | 32,462 | 2021 | |
| 174. | Luxembourg | 32,197 | 2021 | |
| 175. | Macau | 27,983 | 2021 | |
| 176. | Maldives | 27,426 | 2021 | |
| 177. | Sao Tome and Principe | 27,344 | 2021 | |
| 178. | The Bahamas | 24,784 | 2021 | |
| 179. | French Polynesia | 21,652 | 2021 | |
| 180. | Vanuatu | 21,645 | 2021 | |
| 181. | New Caledonia | 21,291 | 2021 | |
| 182. | Malta | 21,202 | 2021 | |
| 183. | Iceland | 20,712 | 2021 | |
| 184. | Samoa | 20,150 | 2021 | |
| 185. | Barbados | 17,492 | 2021 | |
| 186. | Guam | 16,093 | 2021 | |
| 187. | Tonga | 11,371 | 2021 | |
| 188. | Saint Lucia | 10,799 | 2021 | |
| 189. | Kiribati | 10,525 | 2021 | |
| 190. | Federated States of Micronesia | 10,012 | 2021 | |
| 191. | Netherlands Antilles | 9,858 | 2021 | |
| 192. | Grenada | 8,907 | 2021 | |
| 193. | Marshall Islands | 8,504 | 2021 | |
| 194. | Antigua and Barbuda | 7,293 | 2021 | |
| 195. | Saint Vincent and the Grenadines | 7,009 | 2021 | |
| 196. | Aruba | 6,931 | 2021 | |
| 197. | American Samoa | 6,751 | 2021 | |
| 198. | U.S. Virgin Islands | 6,046 | 2021 | |
| 199. | Seychelles | 5,898 | 2021 | |
| 200. | Channel Islands | 5,211 | 2021 |
