| 
Country
 | 
Median age (years)
 | 
| Afghanistan | total: 17.6 years male: 17.6 years
 female: 17.6 years (2008 est.)
 | 
| Albania | total: 29.5 years male: 28.9 years
 female: 30.2 years (2008 est.)
 | 
| Algeria | total: 26 years male: 25.8 years
 female: 26.2 years (2008 est.)
 | 
| American Samoa | total: 22.8 years male: 22.7 years
 female: 23 years (2008 est.)
 | 
| Andorra | total: 38.9 years male: 39.2 years
 female: 38.6 years (2008 est.)
 | 
| Angola | total: 18 years male: 18 years
 female: 18 years (2008 est.)
 | 
| Anguilla | total: 32.3 years male: 31.3 years
 female: 33.4 years (2008 est.)
 | 
| Antigua and Barbuda | total: 29.5 years male: 28 years
 female: 30.8 years (2008 est.)
 | 
| Argentina | total: 29.7 years male: 28.8 years
 female: 30.8 years (2008 est.)
 | 
| Armenia | total: 31.1 years male: 28.4 years
 female: 34 years (2008 est.)
 | 
| Aruba | total: 37.6 years male: 35.8 years
 female: 39.3 years (2008 est.)
 | 
| Australia | total: 37.1 years male: 36.4 years
 female: 37.9 years (2008 est.)
 | 
| Austria | total: 41.7 years male: 40.7 years
 female: 42.8 years (2008 est.)
 | 
| Azerbaijan | total: 27.9 years male: 26.3 years
 female: 29.7 years (2008 est.)
 | 
| Bahamas, The | total: 28.4 years male: 27.6 years
 female: 29.2 years (2008 est.)
 | 
| Bahrain | total: 29.9 years male: 33 years
 female: 26.4 years (2008 est.)
 | 
| Bangladesh | total: 22.8 years male: 22.8 years
 female: 22.9 years (2008 est.)
 | 
| Barbados | total: 35.4 years male: 34.2 years
 female: 36.4 years (2008 est.)
 | 
| Belarus | total: 38.4 years male: 35.4 years
 female: 41.3 years (2008 est.)
 | 
| Belgium | total: 41.4 years male: 40.2 years
 female: 42.7 years (2008 est.)
 | 
| Belize | total: 20.1 years male: 20 years
 female: 20.3 years (2008 est.)
 | 
| Benin | total: 17.1 years male: 16.7 years
 female: 17.6 years (2008 est.)
 | 
| Bermuda | total: 41 years male: 40.1 years
 female: 41.8 years (2008 est.)
 | 
| Bhutan | total: 23.5 years male: 24.1 years
 female: 22.8 years (2008 est.)
 | 
| Bolivia | total: 22.6 years male: 21.9 years
 female: 23.3 years (2008 est.)
 | 
| Bosnia and Herzegovina | total: 39.4 years male: 38.2 years
 female: 40.5 years (2008 est.)
 | 
| Botswana | total: 21.2 years male: 21 years
 female: 21.4 years (2008 est.)
 | 
| Brazil | total: 28.3 years male: 27.5 years
 female: 29 years (2008 est.)
 | 
| British Virgin Islands | total: 32 years male: 32.1 years
 female: 31.9 years (2008 est.)
 | 
| Brunei | total: 27.5 years male: 27.5 years
 female: 27.5 years (2008 est.)
 | 
| Bulgaria | total: 41.1 years male: 38.9 years
 female: 43.4 years (2008 est.)
 | 
| Burkina Faso | total: 16.7 years male: 16.5 years
 female: 16.9 years (2008 est.)
 | 
| Burma | total: 27.8 years male: 27.2 years
 female: 28.4 years (2008 est.)
 | 
| Burundi | total: 16.7 years male: 16.4 years
 female: 17 years (2008 est.)
 | 
| Cambodia | total: 21.7 years male: 21 years
 female: 22.5 years (2008 est.)
 | 
| Cameroon | total: 19 years male: 18.9 years
 female: 19.2 years (2008 est.)
 | 
| Canada | total: 40.1 years male: 39 years
 female: 41.2 years (2008 est.)
 | 
| Cape Verde | total: 20.6 years male: 19.9 years
 female: 21.5 years (2008 est.)
 | 
| Cayman Islands | total: 37.8 years male: 37.4 years
 female: 38.2 years (2008 est.)
 | 
| Central African Republic | total: 18.7 years male: 18.4 years
 female: 19 years (2008 est.)
 | 
| Chad | total: 16.4 years male: 15.2 years
 female: 17.5 years (2008 est.)
 | 
| Chile | total: 31.1 years male: 30.1 years
 female: 32.1 years (2008 est.)
 | 
| China | total: 33.6 years male: 33.1 years
 female: 34.2 years (2008 est.)
 | 
| Colombia | total: 26.8 years male: 25.9 years
 female: 27.8 years (2008 est.)
 | 
| Comoros | total: 18.7 years male: 18.5 years
 female: 19 years (2008 est.)
 | 
| Congo, Democratic Republic of the | total: 16.3 years male: 16.1 years
 female: 16.5 years (2008 est.)
 | 
| Congo, Republic of the | total: 16.7 years male: 16.5 years
 female: 17 years (2008 est.)
 | 
| Cook Islands | total: 29.8 years male: 29 years
 female: 30.4 years (2001 census)
 | 
| Costa Rica | total: 27.1 years male: 26.7 years
 female: 27.6 years (2008 est.)
 | 
| Cote d'Ivoire | total: 19 years male: 19.2 years
 female: 18.9 years (2008 est.)
 | 
| Croatia | total: 40.8 years male: 38.9 years
 female: 42.6 years (2008 est.)
 | 
| Cuba | total: 36.8 years male: 36.1 years
 female: 37.5 years (2008 est.)
 | 
| Cyprus | total: 35.3 years male: 34.3 years
 female: 36.4 years (2008 est.)
 | 
| Czech Republic | total: 39.8 years male: 38.2 years
 female: 41.6 years (2008 est.)
 | 
| Denmark | total: 40.3 years male: 39.4 years
 female: 41.2 years (2008 est.)
 | 
| Djibouti | total: 18.2 years male: 18.6 years
 female: 17.7 years (2008 est.)
 | 
| Dominica | total: 29.4 years male: 29 years
 female: 29.8 years (2008 est.)
 | 
| Dominican Republic | total: 24.7 years male: 24.6 years
 female: 24.8 years (2008 est.)
 | 
| Ecuador | total: 24.2 years male: 23.7 years
 female: 24.7 years (2008 est.)
 | 
| Egypt | total: 24.5 years male: 24.1 years
 female: 24.9 years (2008 est.)
 | 
| El Salvador | total: 22.2 years male: 21.1 years
 female: 23.4 years (2008 est.)
 | 
| Equatorial Guinea | total: 18.9 years male: 18.3 years
 female: 19.5 years (2008 est.)
 | 
| Eritrea | total: 18.3 years male: 17.9 years
 female: 18.7 years (2008 est.)
 | 
| Estonia | total: 39.6 years male: 36.2 years
 female: 43.2 years (2008 est.)
 | 
| Ethiopia | total: 16.9 years male: 16.6 years
 female: 17.2 years (2008 est.)
 | 
| European Union | note - see individual country entries of member states | 
| Faroe Islands | total: 36.7 years male: 36 years
 female: 37.5 years (2008 est.)
 | 
| Fiji | total: 25.2 years male: 24.7 years
 female: 25.7 years (2008 est.)
 | 
| Finland | total: 41.8 years male: 40.3 years
 female: 43.4 years (2008 est.)
 | 
| France | total: 39.2 years male: 37.7 years
 female: 40.7 years (2008 est.)
 | 
| French Polynesia | total: 28.7 years male: 29 years
 female: 28.4 years (2008 est.)
 | 
| Gabon | total: 18.6 years male: 18.4 years
 female: 18.9 years (2008 est.)
 | 
| Gambia, The | total: 17.9 years male: 17.7 years
 female: 18 years (2008 est.)
 | 
| Gaza Strip | total: 17.2 years male: 17 years
 female: 17.4 years (2008 est.)
 | 
| Georgia | total: 38.3 years male: 35.8 years
 female: 40.7 years (2008 est.)
 | 
| Germany | total: 43.4 years male: 42.2 years
 female: 44.7 years (2008 est.)
 | 
| Ghana | total: 20.4 years male: 20.2 years
 female: 20.7 years (2008 est.)
 | 
| Gibraltar | total: 40.3 years male: 39.8 years
 female: 40.7 years (2008 est.)
 | 
| Greece | total: 41.5 years male: 40.4 years
 female: 42.6 years (2008 est.)
 | 
| Greenland | total: 33.5 years male: 34.9 years
 female: 31.8 years (2008 est.)
 | 
| Grenada | total: 22.4 years male: 22.9 years
 female: 21.9 years (2008 est.)
 | 
| Guam | total: 28.9 years male: 28.7 years
 female: 29.2 years (2008 est.)
 | 
| Guatemala | total: 19.2 years male: 18.6 years
 female: 19.7 years (2008 est.)
 | 
| Guernsey | total: 42.1 years male: 41 years
 female: 43 years (2008 est.)
 | 
| Guinea | total: 18.4 years male: 18.2 years
 female: 18.7 years (2008 est.)
 | 
| Guinea-Bissau | total: 19.2 years male: 18.6 years
 female: 19.8 years (2008 est.)
 | 
| Guyana | total: 28.2 years male: 27.7 years
 female: 28.7 years (2008 est.)
 | 
| Haiti | total: 18.5 years male: 18.1 years
 female: 19 years (2008 est.)
 | 
| Honduras | total: 20 years male: 19.7 years
 female: 20.4 years (2008 est.)
 | 
| Hong Kong | total: 41.7 years male: 41.4 years
 female: 42 years (2008 est.)
 | 
| Hungary | total: 39.1 years male: 36.8 years
 female: 41.8 years (2008 est.)
 | 
| Iceland | total: 34.8 years male: 34.4 years
 female: 35.3 years (2008 est.)
 | 
| India | total: 25.1 years male: 24.7 years
 female: 25.5 years (2008 est.)
 | 
| Indonesia | total: 27.2 years male: 26.7 years
 female: 27.7 years (2008 est.)
 | 
| Iran | total: 26.4 years male: 26.2 years
 female: 26.7 years (2008 est.)
 | 
| Iraq | total: 20.2 years male: 20.1 years
 female: 20.2 years (2008 est.)
 | 
| Ireland | total: 34.6 years male: 33.9 years
 female: 35.4 years (2008 est.)
 | 
| Isle of Man | total: 40 years male: 38.8 years
 female: 41.3 years (2008 est.)
 | 
| Israel | total: 28.9 years male: 28.2 years
 female: 29.7 years (2008 est.)
 | 
| Italy | total: 42.9 years male: 41.4 years
 female: 44.4 years (2008 est.)
 | 
| Jamaica | total: 23.4 years male: 22.9 years
 female: 24 years (2008 est.)
 | 
| Japan | total: 43.8 years male: 42.1 years
 female: 45.7 years (2008 est.)
 | 
| Jersey | total: 42.3 years male: 41.6 years
 female: 43.1 years (2008 est.)
 | 
| Jordan | total: 23.9 years male: 24.6 years
 female: 23.2 years (2008 est.)
 | 
| Kazakhstan | total: 29.3 years male: 27.8 years
 female: 31.1 years (2008 est.)
 | 
| Kenya | total: 18.6 years male: 18.5 years
 female: 18.8 years (2008 est.)
 | 
| Kiribati | total: 20.6 years male: 20.1 years
 female: 21.1 years (2008 est.)
 | 
| Korea, North | total: 32.7 years male: 31.2 years
 female: 34.2 years (2008 est.)
 | 
| Korea, South | total: 36.7 years male: 35.5 years
 female: 37.9 years (2008 est.)
 | 
| Kuwait | total: 26.1 years male: 28 years
 female: 22.6 years (2008 est.)
 | 
| Kyrgyzstan | total: 24.2 years male: 23.3 years
 female: 25 years (2008 est.)
 | 
| Laos | total: 19.2 years male: 18.9 years
 female: 19.5 years (2008 est.)
 | 
| Latvia | total: 39.9 years male: 36.9 years
 female: 43 years (2008 est.)
 | 
| Lebanon | total: 28.8 years male: 27.6 years
 female: 30 years (2008 est.)
 | 
| Lesotho | total: 21.2 years male: 20.6 years
 female: 21.8 years (2008 est.)
 | 
| Liberia | total: 18 years male: 17.8 years
 female: 18.2 years (2008 est.)
 | 
| Libya | total: 23.6 years male: 23.7 years
 female: 23.5 years (2008 est.)
 | 
| Liechtenstein | total: 40.5 years male: 40 years
 female: 41 years (2008 est.)
 | 
| Lithuania | total: 39 years male: 36.4 years
 female: 41.6 years (2008 est.)
 | 
| Luxembourg | total: 39 years male: 38 years
 female: 40 years (2008 est.)
 | 
| Macau | total: 35 years male: 35.6 years
 female: 34.5 years (2008 est.)
 | 
| Macedonia | total: 34.8 years male: 33.8 years
 female: 35.8 years (2008 est.)
 | 
| Madagascar | total: 17.9 years male: 17.7 years
 female: 18.1 years (2008 est.)
 | 
| Malawi | total: 16.8 years male: 16.7 years
 female: 16.8 years (2008 est.)
 | 
| Malaysia | total: 24.6 years male: 24 years
 female: 25.3 years (2008 est.)
 | 
| Maldives | total: 25.1 years male: 26 years
 female: 23.7 years (2008 est.)
 | 
| Mali | total: 15.8 years male: 15.4 years
 female: 16.2 years (2008 est.)
 | 
| Malta | total: 39.2 years male: 37.9 years
 female: 40.6 years (2008 est.)
 | 
| Marshall Islands | total: 21 years male: 21 years
 female: 20.9 years (2008 est.)
 | 
| Mauritania | total: 17.2 years male: 16.9 years
 female: 17.4 years (2008 est.)
 | 
| Mauritius | total: 31.5 years male: 30.6 years
 female: 32.3 years (2008 est.)
 | 
| Mayotte | total: 17.2 years male: 18.1 years
 female: 16.2 years (2008 est.)
 | 
| Mexico | total: 26 years male: 24.9 years
 female: 27 years (2008 est.)
 | 
| Micronesia, Federated States of | total: 21.6 years male: 21.1 years
 female: 22.1 years (2008 est.)
 | 
| Moldova | total: 34.3 years male: 32.4 years
 female: 36.4 years (2008 est.)
 | 
| Monaco | total: 45.5 years male: 43.5 years
 female: 47.5 years (2008 est.)
 | 
| Mongolia | total: 24.9 years male: 24.6 years
 female: 25.3 years (2008 est.)
 | 
| Montserrat | total: 28.1 years male: 28 years
 female: 28.1 years (2008 est.)
 | 
| Morocco | total: 24.7 years male: 24.1 years
 female: 25.2 years (2008 est.)
 | 
| Mozambique | total: 17.4 years male: 17 years
 female: 17.8 years (2008 est.)
 | 
| Namibia | total: 20.7 years male: 20.6 years
 female: 20.8 years (2008 est.)
 | 
| Nauru | total: 21.3 years male: 20.7 years
 female: 21.9 years (2008 est.)
 | 
| Nepal | total: 20.7 years male: 20.5 years
 female: 20.8 years (2008 est.)
 | 
| Netherlands | total: 40 years male: 39.2 years
 female: 40.9 years (2008 est.)
 | 
| Netherlands Antilles | total: 33.4 years male: 31.6 years
 female: 35.2 years (2008 est.)
 | 
| New Caledonia | total: 28.4 years male: 28 years
 female: 28.8 years (2008 est.)
 | 
| New Zealand | total: 36.3 years male: 35.6 years
 female: 37.1 years (2008 est.)
 | 
| Nicaragua | total: 21.7 years male: 21.3 years
 female: 22.1 years (2008 est.)
 | 
| Niger | total: 16.4 years male: 16.5 years
 female: 16.4 years (2008 est.)
 | 
| Nigeria | total: 18.9 years male: 18.8 years
 female: 19 years (2008 est.)
 | 
| Northern Mariana Islands | total: 29.9 years male: 32 years
 female: 28.9 years (2008 est.)
 | 
| Norway | total: 39 years male: 38.2 years
 female: 39.9 years (2008 est.)
 | 
| Oman | total: 18.9 years male: 21.3 years
 female: 16.6 years (2008 est.)
 | 
| Pakistan | total: 20.5 years male: 20.3 years
 female: 20.6 years (2008 est.)
 | 
| Palau | total: 32.3 years male: 33.3 years
 female: 31.3 years (2008 est.)
 | 
| Panama | total: 26.7 years male: 26.3 years
 female: 27.1 years (2008 est.)
 | 
| Papua New Guinea | total: 21.5 years male: 21.6 years
 female: 21.4 years (2008 est.)
 | 
| Paraguay | total: 21.7 years male: 21.5 years
 female: 22 years (2008 est.)
 | 
| Peru | total: 25.8 years male: 25.5 years
 female: 26.1 years (2008 est.)
 | 
| Philippines | total: 22.3 years male: 21.8 years
 female: 22.8 years (2008 est.)
 | 
| Poland | total: 37.6 years male: 35.8 years
 female: 39.5 years (2008 est.)
 | 
| Portugal | total: 39.1 years male: 37 years
 female: 41.3 years (2008 est.)
 | 
| Puerto Rico | total: 35.6 years male: 33.8 years
 female: 37.3 years (2008 est.)
 | 
| Qatar | total: 30.7 years male: 32.8 years
 female: 25.4 years (2008 est.)
 | 
| Romania | total: 37.3 years male: 35.9 years
 female: 38.7 years (2008 est.)
 | 
| Russia | total: 38.3 years male: 35.1 years
 female: 41.4 years (2008 est.)
 | 
| Rwanda | total: 18.7 years male: 18.5 years
 female: 18.9 years (2008 est.)
 | 
| Saint Helena | total: 37.1 years male: 37.2 years
 female: 37 years (2008 est.)
 | 
| Saint Kitts and Nevis | total: 28.4 years male: 27.7 years
 female: 29.1 years (2008 est.)
 | 
| Saint Lucia | total: 29.2 years male: 28.2 years
 female: 30.2 years (2008 est.)
 | 
| Saint Pierre and Miquelon | total: 34.9 years male: 34.3 years
 female: 35.3 years (2008 est.)
 | 
| Saint Vincent and the Grenadines | total: 28 years male: 27.8 years
 female: 28.1 years (2008 est.)
 | 
| Samoa | total: 20.6 years male: 20.8 years
 female: 20.4 years (2008 est.)
 | 
| San Marino | total: 41.2 years male: 40.9 years
 female: 41.6 years (2008 est.)
 | 
| Sao Tome and Principe | total: 16.3 years male: 15.8 years
 female: 16.9 years (2008 est.)
 | 
| Saudi Arabia | total: 21.5 years male: 22.9 years
 female: 19.8 years (2008 est.)
 | 
| Senegal | total: 18.8 years male: 18.6 years
 female: 19 years (2008 est.)
 | 
| Serbia | total: 37.5 years male: 36.1 years
 female: 39 years (2008 est.)
 | 
| Seychelles | total: 28.7 years male: 27.6 years
 female: 29.8 years (2008 est.)
 | 
| Sierra Leone | total: 17.5 years male: 17.2 years
 female: 17.8 years (2008 est.)
 | 
| Singapore | total: 38.4 years male: 38 years
 female: 38.8 years (2008 est.)
 | 
| Slovakia | total: 36.5 years male: 34.8 years
 female: 38.2 years (2008 est.)
 | 
| Slovenia | total: 41.4 years male: 39.8 years
 female: 42.9 years (2008 est.)
 | 
| Solomon Islands | total: 19.4 years male: 19.3 years
 female: 19.6 years (2008 est.)
 | 
| Somalia | total: 17.5 years male: 17.4 years
 female: 17.6 years (2008 est.)
 | 
| South Africa | total: 24.2 years male: 23.8 years
 female: 24.6 years (2008 est.)
 | 
| Spain | total: 40.7 years male: 39.3 years
 female: 42.1 years (2008 est.)
 | 
| Sri Lanka | total: 30.4 years male: 29.5 years
 female: 31.4 years (2008 est.)
 | 
| Sudan | total: 18.9 years male: 18.7 years
 female: 19.1 years (2008 est.)
 | 
| Suriname | total: 27.5 years male: 27.1 years
 female: 27.9 years (2008 est.)
 | 
| Swaziland | total: 18.7 years male: 18 years
 female: 19.4 years (2008 est.)
 | 
| Sweden | total: 41.3 years male: 40.2 years
 female: 42.4 years (2008 est.)
 | 
| Switzerland | total: 40.7 years male: 39.6 years
 female: 41.7 years (2008 est.)
 | 
| Syria | total: 21.4 years male: 21.3 years
 female: 21.5 years (2008 est.)
 | 
| Taiwan | total: 36 years male: 35.5 years
 female: 36.6 years (2008 est.)
 | 
| Tajikistan | total: 21.6 years male: 21.2 years
 female: 22.1 years (2008 est.)
 | 
| Tanzania | total: 17.8 years male: 17.6 years
 female: 18.1 years (2008 est.)
 | 
| Thailand | total: 32.8 years male: 32 years
 female: 33.7 years (2008 est.)
 | 
| Timor-Leste | total: 21.5 years male: 21.5 years
 female: 21.5 years (2008 est.)
 | 
| Togo | total: 18.6 years male: 18.2 years
 female: 19 years (2008 est.)
 | 
| Tonga | total: 21.8 years male: 21.3 years
 female: 22.3 years (2008 est.)
 | 
| Trinidad and Tobago | total: 32.3 years male: 31.9 years
 female: 32.8 years (2008 est.)
 | 
| Tunisia | total: 28.8 years male: 28.2 years
 female: 29.3 years (2008 est.)
 | 
| Turkey | total: 29 years male: 28.8 years
 female: 29.2 years (2008 est.)
 | 
| Turkmenistan | total: 22.6 years male: 22 years
 female: 23.1 years (2008 est.)
 | 
| Turks and Caicos Islands | total: 27.8 years male: 28.5 years
 female: 27 years (2008 est.)
 | 
| Tuvalu | total: 25.2 years male: 24.2 years
 female: 26.4 years (2008 est.)
 | 
| Uganda | total: 15 years male: 14.9 years
 female: 15.1 years (2008 est.)
 | 
| Ukraine | total: 39.4 years male: 36.1 years
 female: 42.5 years (2008 est.)
 | 
| United Arab Emirates | total: 30.1 years male: 32 years
 female: 24.6 years (2008 est.)
 | 
| United Kingdom | total: 39.9 years male: 38.8 years
 female: 41 years (2008 est.)
 | 
| United States | total: 36.7 years male: 35.4 years
 female: 38.1 years (2008 est.)
 | 
| Uruguay | total: 33.2 years male: 31.8 years
 female: 34.6 years (2008 est.)
 | 
| Uzbekistan | total: 24.3 years male: 23.8 years
 female: 24.8 years (2008 est.)
 | 
| Vanuatu | total: 23.8 years male: 23.8 years
 female: 23.8 years (2008 est.)
 | 
| Venezuela | total: 25.2 years male: 24.6 years
 female: 25.8 years (2008 est.)
 | 
| Vietnam | total: 26.9 years male: 25.8 years
 female: 28 years (2008 est.)
 | 
| Virgin Islands | total: 38.5 years male: 38 years
 female: 39 years (2008 est.)
 | 
| West Bank | total: 20.2 years male: 20 years
 female: 20.4 years (2008 est.)
 | 
| World | total: male: 27.4 years
 female: 28.7 years (2008 est.)
 | 
| Yemen | total: 16.7 years male: 16.7 years
 female: 16.8 years (2008 est.)
 | 
| Zambia | total: 16.9 years male: 16.8 years
 female: 17.1 years (2008 est.)
 | 
| Zimbabwe | total: 17.6 years male: 16.4 years
 female: 18.8 years (2008 est.)
 |