The World: Population - Age 30-34 (2015) - Top 100+
| Rank | Country | Population | Year | |
|---|---|---|---|---|
| 183. | Mayotte | 13,405 | 2015 | |
| 157. | Mauritius | 104,343 | 2015 | |
| 137. | Mauritania | 249,040 | 2015 | |
| 199. | Marshall Islands | 6,305 | 2015 | |
| 175. | Malta | 29,433 | 2015 | |
| 71. | Mali | 965,691 | 2015 | |
| 172. | Maldives | 40,927 | 2015 | |
| 40. | Malaysia | 2,352,751 | 2015 | |
| 65. | Malawi | 1,187,910 | 2015 | |
| 56. | Madagascar | 1,577,303 | 2015 | |
| 146. | Macedonia | 163,107 | 2015 | |
| 166. | Macau | 51,031 | 2015 | |
| 174. | Luxembourg | 35,577 | 2015 | |
| 136. | Lithuania | 263,447 | 2015 | |
| 214. | Liechtenstein | 2,417 | 2015 | |
| 94. | Libya | 603,177 | 2015 | |
| 127. | Liberia | 298,629 | 2015 | |
| 144. | Lesotho | 187,030 | 2015 | |
| 120. | Lebanon | 344,707 | 2015 | |
| 145. | Latvia | 166,936 | 2015 | |
| 102. | Laos | 514,599 | 2015 | |
| 106. | Kyrgyzstan | 488,979 | 2015 | |
| 122. | Kuwait | 329,107 | 2015 | |
| 148. | Kosovo | 154,134 | 2015 | |
| 190. | Kiribati | 8,213 | 2015 | |
| 28. | Kenya | 3,602,483 | 2015 | |
| 58. | Kazakhstan | 1,465,382 | 2015 | |
| 107. | Jordan | 487,565 | 2015 | |
| 15. | Japan | 7,471,754 | 2015 | |
| 138. | Jamaica | 242,386 | 2015 | |
| 26. | Italy | 3,772,180 | 2015 | |
| 96. | Israel | 555,614 | 2015 | |
| 203. | Isle of Man | 4,785 | 2015 | |
| 115. | Ireland | 398,859 | 2015 | |
| 38. | Iraq | 2,629,207 | 2015 | |
| 13. | Iran | 8,379,135 | 2015 | |
| 4. | Indonesia | 20,148,016 | 2015 | |
| 2. | India | 97,513,544 | 2015 | |
| 178. | Iceland | 22,267 | 2015 | |
| 92. | Hungary | 646,507 | 2015 | |
| 101. | Hong Kong | 516,888 | 2015 | |
| 90. | Honduras | 669,402 | 2015 | |
| 80. | Haiti | 758,240 | 2015 | |
| 167. | Guyana | 48,690 | 2015 | |
| 151. | Guinea-Bissau | 121,090 | 2015 | |
| 81. | Guinea | 748,279 | 2015 | |
| 205. | Guernsey | 4,180 | 2015 | |
| 68. | Guatemala | 1,051,552 | 2015 | |
| 187. | Guam | 12,315 | 2015 | |
| 191. | Grenada | 8,148 | 2015 | |
| 209. | Greenland | 3,678 | 2015 | |
| 82. | Greece | 746,121 | 2015 | |
| 215. | Gibraltar | 2,192 | 2015 | |
| 46. | Ghana | 1,996,612 | 2015 | |
| 20. | Germany | 4,916,056 | 2015 | |
| 123. | Georgia | 326,618 | 2015 | |
| 152. | Gaza Strip | 118,968 | 2015 | |
| 155. | Gabon | 107,635 | 2015 | |
| 179. | French Polynesia | 22,017 | 2015 | |
| 23. | France | 4,184,680 | 2015 | |
| 121. | Finland | 331,549 | 2015 | |
| 160. | Fiji | 75,412 | 2015 | |
| 189. | Federated States of Micronesia | 8,301 | 2015 | |
| 213. | Faroe Islands | 2,444 | 2015 | |
| 17. | Ethiopia | 6,524,218 | 2015 | |
| 159. | Estonia | 90,857 | 2015 | |
| 111. | Eritrea | 447,577 | 2015 | |
| 168. | Equatorial Guinea | 48,340 | 2015 | |
| 110. | El Salvador | 451,139 | 2015 | |
| 14. | Egypt | 7,636,356 | 2015 | |
| 64. | Ecuador | 1,219,266 | 2015 | |
| 158. | East Timor | 100,396 | 2015 | |
| 79. | Dominican Republic | 778,500 | 2015 | |
| 200. | Dominica | 5,644 | 2015 | |
| 162. | Djibouti | 67,285 | 2015 | |
| 126. | Denmark | 303,749 | 2015 | |
| 19. | Democratic Republic of the Congo | 5,130,063 | 2015 | |
| 86. | Czech Republic | 703,066 | 2015 | |
| 156. | Cyprus | 105,925 | 2015 | |
| 87. | Cuba | 694,361 | 2015 | |
| 125. | Croatia | 315,915 | 2015 | |
| 53. | Cote d'Ivoire | 1,692,451 | 2015 | |
| 114. | Costa Rica | 402,951 | 2015 | |
| 227. | Cook Islands | 438 | 2015 | |
| 164. | Comoros | 54,185 | 2015 | |
| 30. | Colombia | 3,482,579 | 2015 | |
| 1. | China | 100,309,536 | 2015 | |
| 62. | Chile | 1,305,956 | 2015 | |
| 196. | Channel Islands | 6,665 | 2015 | |
| 85. | Chad | 719,974 | 2015 | |
| 118. | Central African Republic | 367,606 | 2015 | |
| 210. | Cayman Islands | 3,622 | 2015 | |
| 170. | Cape Verde | 43,490 | 2015 | |
| 41. | Canada | 2,352,387 | 2015 | |
| 57. | Cameroon | 1,535,938 | 2015 | |
| 60. | Cambodia | 1,411,439 | 2015 | |
| 84. | Burundi | 730,764 | 2015 | |
| 66. | Burkina Faso | 1,183,541 | 2015 | |
| 105. | Bulgaria | 490,965 | 2015 | |
| 171. | Brunei | 40,995 | 2015 |
