The World: Population - Age 30-34 (2021) - Top 100+
| Rank | Country | Population | Year | |
|---|---|---|---|---|
| 228. | Saint Pierre and Miquelon | 185 | 2021 | |
| 227. | Montserrat | 361 | 2021 | |
| 226. | Saint Helena | 430 | 2021 | |
| 225. | Cook Islands | 454 | 2021 | |
| 224. | Saint Barthélemy | 480 | 2021 | |
| 223. | Nauru | 942 | 2021 | |
| 222. | Tuvalu | 1,026 | 2021 | |
| 221. | Anguilla | 1,278 | 2021 | |
| 220. | Wallis and Futuna | 1,289 | 2021 | |
| 219. | Monaco | 1,359 | 2021 | |
| 218. | San Marino | 1,812 | 2021 | |
| 217. | Palau | 1,825 | 2021 | |
| 216. | Gibraltar | 2,320 | 2021 | |
| 215. | Liechtenstein | 2,478 | 2021 | |
| 214. | Sint Maarten | 2,868 | 2021 | |
| 213. | Saint Martin | 3,224 | 2021 | |
| 212. | British Virgin Islands | 3,406 | 2021 | |
| 211. | Northern Mariana Islands | 3,516 | 2021 | |
| 210. | Faroe Islands | 3,817 | 2021 | |
| 209. | Andorra | 3,823 | 2021 | |
| 208. | Saint Kitts and Nevis | 3,969 | 2021 | |
| 207. | Cayman Islands | 4,137 | 2021 | |
| 206. | Bermuda | 4,243 | 2021 | |
| 205. | Greenland | 4,441 | 2021 | |
| 204. | Guernsey | 4,517 | 2021 | |
| 203. | Turks and Caicos Islands | 4,648 | 2021 | |
| 202. | Isle of Man | 5,263 | 2021 | |
| 201. | Dominica | 5,498 | 2021 | |
| 200. | American Samoa | 5,740 | 2021 | |
| 199. | Marshall Islands | 6,325 | 2021 | |
| 198. | U.S. Virgin Islands | 6,348 | 2021 | |
| 197. | Tonga | 6,847 | 2021 | |
| 196. | Antigua and Barbuda | 7,008 | 2021 | |
| 195. | Saint Vincent and the Grenadines | 7,186 | 2021 | |
| 194. | Seychelles | 7,821 | 2021 | |
| 193. | Federated States of Micronesia | 7,934 | 2021 | |
| 192. | Aruba | 8,038 | 2021 | |
| 191. | Channel Islands | 8,694 | 2021 | |
| 190. | Grenada | 9,193 | 2021 | |
| 189. | Kiribati | 9,825 | 2021 | |
| 188. | Netherlands Antilles | 10,732 | 2021 | |
| 187. | Saint Lucia | 11,302 | 2021 | |
| 186. | Mayotte | 12,374 | 2021 | |
| 185. | Sao Tome and Principe | 13,864 | 2021 | |
| 184. | Guam | 14,554 | 2021 | |
| 183. | Samoa | 15,652 | 2021 | |
| 182. | Barbados | 20,158 | 2021 | |
| 181. | Vanuatu | 22,425 | 2021 | |
| 180. | New Caledonia | 22,807 | 2021 | |
| 179. | Iceland | 23,043 | 2021 | |
| 178. | French Polynesia | 24,907 | 2021 | |
| 177. | The Bahamas | 25,423 | 2021 | |
| 176. | Malta | 28,597 | 2021 | |
| 175. | Belize | 31,138 | 2021 | |
| 174. | Luxembourg | 39,405 | 2021 | |
| 173. | Maldives | 44,504 | 2021 | |
| 172. | Brunei | 44,833 | 2021 | |
| 171. | Montenegro | 46,154 | 2021 | |
| 170. | Suriname | 48,499 | 2021 | |
| 169. | Western Sahara | 48,886 | 2021 | |
| 168. | Cape Verde | 51,639 | 2021 | |
| 167. | Solomon Islands | 52,324 | 2021 | |
| 166. | Macau | 52,632 | 2021 | |
| 165. | Guyana | 55,867 | 2021 | |
| 164. | Equatorial Guinea | 58,165 | 2021 | |
| 163. | Comoros | 58,451 | 2021 | |
| 162. | Fiji | 71,164 | 2021 | |
| 161. | Bhutan | 76,952 | 2021 | |
| 160. | Djibouti | 86,884 | 2021 | |
| 159. | Estonia | 90,531 | 2021 | |
| 158. | Trinidad and Tobago | 91,106 | 2021 | |
| 157. | Mauritius | 100,234 | 2021 | |
| 156. | Cyprus | 107,908 | 2021 | |
| 155. | Slovenia | 121,143 | 2021 | |
| 154. | East Timor | 125,883 | 2021 | |
| 153. | Gabon | 128,267 | 2021 | |
| 152. | Swaziland | 134,903 | 2021 | |
| 151. | Guinea-Bissau | 137,884 | 2021 | |
| 150. | Macedonia | 155,525 | 2021 | |
| 149. | Bahrain | 165,345 | 2021 | |
| 148. | Gaza Strip | 167,172 | 2021 | |
| 147. | Latvia | 172,097 | 2021 | |
| 146. | The Gambia | 174,235 | 2021 | |
| 145. | Lesotho | 175,375 | 2021 | |
| 144. | Kosovo | 178,760 | 2021 | |
| 143. | Botswana | 207,110 | 2021 | |
| 142. | Namibia | 212,725 | 2021 | |
| 141. | Uruguay | 245,844 | 2021 | |
| 140. | Puerto Rico | 258,032 | 2021 | |
| 139. | West Bank | 258,725 | 2021 | |
| 138. | Jamaica | 266,328 | 2021 | |
| 137. | Lithuania | 267,351 | 2021 | |
| 136. | Croatia | 278,829 | 2021 | |
| 135. | Moldova | 279,283 | 2021 | |
| 134. | Albania | 279,699 | 2021 | |
| 133. | Panama | 290,250 | 2021 | |
| 132. | Mauritania | 291,641 | 2021 | |
| 131. | Armenia | 305,335 | 2021 | |
| 130. | New Zealand | 313,371 | 2021 | |
| 129. | Norway | 314,713 | 2021 |
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