Knowledge Encyclopedia: Metric systems of countries
|
Country name
|
Measurement system
|
Year of conversion
|
|
United States
|
Customary system
|
NA
|
|
Burma
|
Burmese system
|
NA
|
|
Liberia
|
Non-Metric system
|
NA
|
|
France
|
Metric system
|
1795
|
|
Belgium
|
Metric system
|
1820
|
|
Luxembourg
|
Metric system
|
1820
|
|
Netherlands
|
Metric system
|
1820
|
|
Algeria
|
Metric system
|
1840
|
|
Colombia
|
Metric system
|
1853
|
|
Monaco
|
Metric system
|
1853
|
|
Cuba
|
Metric system
|
1858
|
|
Spain
|
Metric system
|
1858
|
|
Brazil
|
Metric system
|
1862
|
|
Mexico
|
Metric system
|
1862
|
|
Italy
|
Metric system
|
1863
|
|
Uruguay
|
Metric system
|
1863
|
|
Chile
|
Metric system
|
1865
|
|
Ecuador
|
Metric system
|
1865
|
|
Peru
|
Metric system
|
1868
|
|
Puerto Rico
|
Metric system
|
1868
|
|
Austria
|
Metric system
|
1871
|
|
Liechtenstein
|
Metric system
|
1871
|
|
Germany
|
Metric system
|
1872
|
|
Portugal
|
Metric system
|
1872
|
|
Czech Republic
|
Metric system
|
1875
|
|
Norway
|
Metric system
|
1875
|
|
Slovakia
|
Metric system
|
1875
|
|
Hungary
|
Metric system
|
1876
|
|
Sweden
|
Metric system
|
1876
|
|
Switzerland
|
Metric system
|
1876
|
|
Mauritius
|
Metric system
|
1878
|
|
Seychelles
|
Metric system
|
1878
|
|
El Salvador
|
Metric system
|
1884
|
|
Romania
|
Metric system
|
1884
|
|
Argentina
|
Metric system
|
1886
|
|
Finland
|
Metric system
|
1886
|
|
Bolivia
|
Metric system
|
1891
|
|
Bulgaria
|
Metric system
|
1891
|
|
Nicaragua
|
Metric system
|
1893
|
|
Tunisia
|
Metric system
|
1893
|
|
Iceland
|
Metric system
|
1900
|
|
Paraguay
|
Metric system
|
1900
|
|
Costa Rica
|
Metric system
|
1909
|
|
Denmark
|
Metric system
|
1909
|
|
Burundi
|
Metric system
|
1910
|
|
Congo, Democratic Republic of the
|
Metric system
|
1910
|
|
Rwanda
|
Metric system
|
1910
|
|
Honduras
|
Metric system
|
1911
|
|
Dominican Republic
|
Metric system
|
1912
|
|
Guatemala
|
Metric system
|
1915
|
|
Panama
|
Metric system
|
1915
|
|
San Marino
|
Metric system
|
1915
|
|
Venezuela
|
Metric system
|
1915
|
|
Mongolia
|
Metric system
|
1916
|
|
Philippines
|
Metric system
|
1916
|
|
Suriname
|
Metric system
|
1916
|
|
Poland
|
Metric system
|
1918
|
|
Haiti
|
Metric system
|
1920
|
|
Malta
|
Metric system
|
1920
|
|
Cambodia
|
Metric system
|
1922
|
|
Morocco
|
Metric system
|
1922
|
|
Afghanistan
|
Metric system
|
1923
|
|
Libya
|
Metric system
|
1923
|
|
China
|
Metric system
|
1925
|
|
Russia
|
Metric system
|
1925
|
|
Iran
|
Metric system
|
1927
|
|
Iraq
|
Metric system
|
1930
|
|
Turkey
|
Metric system
|
1930
|
|
Lebanon
|
Metric system
|
1934
|
|
Syria
|
Metric system
|
1934
|
|
Indonesia
|
Metric system
|
1946
|
|
Israel
|
Metric system
|
1946
|
|
Thailand
|
Metric system
|
1946
|
|
Albania
|
Metric system
|
1948
|
|
Korea, North
|
Metric system
|
1948
|
|
Korea, South
|
Metric system
|
1948
|
|
Jordan
|
Metric system
|
1952
|
|
Taiwan
|
Metric system
|
1952
|
|
India
|
Metric system
|
1954
|
|
Sudan
|
Metric system
|
1954
|
|
Greece
|
Metric system
|
1957
|
|
Japan
|
Metric system
|
1957
|
|
Côte d'Ivoire
|
Metric system
|
1959
|
|
Guinea
|
Metric system
|
1959
|
|
Benin
|
Metric system
|
1960
|
|
Burkina Faso
|
Metric system
|
1960
|
|
Central African Republic
|
Metric system
|
1960
|
|
Chad
|
Metric system
|
1960
|
|
Congo, Republic of the
|
Metric system
|
1960
|
|
Gabon
|
Metric system
|
1960
|
|
Madagascar
|
Metric system
|
1960
|
|
Mali
|
Metric system
|
1960
|
|
Mauritania
|
Metric system
|
1960
|
|
Niger
|
Metric system
|
1960
|
|
Senegal
|
Metric system
|
1960
|
|
Somalia
|
Metric system
|
1960
|
|
Togo
|
Metric system
|
1960
|
|
Cameroon
|
Metric system
|
1961
|
|
United Arab Emirates
|
Metric system
|
1961
|
|
Ethiopia
|
Metric system
|
1962
|
|
Nigeria
|
Metric system
|
1962
|
|
Laos
|
Metric system
|
1963
|
|
Vietnam
|
Metric system
|
1963
|
|
Saudi Arabia
|
Metric system
|
1964
|
|
United Kingdom
|
Metric system
|
1965
|
|
Ireland
|
Metric system
|
1967
|
|
Kenya
|
Metric system
|
1967
|
|
Pakistan
|
Metric system
|
1967
|
|
Tanzania
|
Metric system
|
1967
|
|
Uganda
|
Metric system
|
1967
|
|
South Africa
|
Metric system
|
1968
|
|
Australia
|
Metric system
|
1969
|
|
New Zealand
|
Metric system
|
1969
|
|
Canada
|
Metric system
|
1970
|
|
Jamaica
|
Metric system
|
1998
|
|
Ã…land Islands
|
Metric system
|
NA
|
|
American Samoa
|
Metric system
|
NA
|
|
Andorra
|
Metric system
|
NA
|
|
Angola
|
Metric system
|
NA
|
|
Anguilla
|
Metric system
|
NA
|
|
Antarctica
|
Metric system
|
NA
|
|
Antigua and Barbuda
|
Metric system
|
NA
|
|
Armenia
|
Metric system
|
NA
|
|
Aruba
|
Metric system
|
NA
|
|
Azerbaijan
|
Metric system
|
NA
|
|
Bahamas, The
|
Metric system
|
NA
|
|
Bahrain
|
Metric system
|
NA
|
|
Bangladesh
|
Metric system
|
NA
|
|
Barbados
|
Metric system
|
NA
|
|
Belarus
|
Metric system
|
NA
|
|
Belize
|
Metric system
|
NA
|
|
Bermuda
|
Metric system
|
NA
|
|
Bhutan
|
Metric system
|
NA
|
|
Bosnia and Herzegovina
|
Metric system
|
NA
|
|
Botswana
|
Metric system
|
NA
|
|
Bouvet Island
|
Metric system
|
NA
|
|
British Indian Ocean Territory
|
Metric system
|
NA
|
|
British Virgin Islands
|
Metric system
|
NA
|
|
Brunei
|
Metric system
|
NA
|
|
Cape Verde
|
Metric system
|
NA
|
|
Cayman Islands
|
Metric system
|
NA
|
|
Christmas Island
|
Metric system
|
NA
|
|
Cocos (Keeling) Islands
|
Metric system
|
NA
|
|
Comoros
|
Metric system
|
NA
|
|
Cook Islands
|
Metric system
|
NA
|
|
Croatia
|
Metric system
|
NA
|
|
Cyprus
|
Metric system
|
NA
|
|
Djibouti
|
Metric system
|
NA
|
|
Dominica
|
Metric system
|
NA
|
|
Egypt
|
Metric system
|
NA
|
|
Equatorial Guinea
|
Metric system
|
NA
|
|
Eritrea
|
Metric system
|
NA
|
|
Estonia
|
Metric system
|
NA
|
|
Falkland Islands (Islas Malvinas)
|
Metric system
|
NA
|
|
Faroe Islands
|
Metric system
|
NA
|
|
Fiji
|
Metric system
|
NA
|
|
French Guiana
|
Metric system
|
NA
|
|
French Polynesia
|
Metric system
|
NA
|
|
French Southern and Antarctic Lands
|
Metric system
|
NA
|
|
Gambia, The
|
Metric system
|
NA
|
|
Georgia
|
Metric system
|
NA
|
|
Ghana
|
Metric system
|
NA
|
|
Gibraltar
|
Metric system
|
NA
|
|
Greenland
|
Metric system
|
NA
|
|
Grenada
|
Metric system
|
NA
|
|
Guadeloupe
|
Metric system
|
NA
|
|
Guam
|
Metric system
|
NA
|
|
Guernsey
|
Metric system
|
NA
|
|
Guinea-Bissau
|
Metric system
|
NA
|
|
Guyana
|
Metric system
|
NA
|
|
Heard Island and McDonald Islands
|
Metric system
|
NA
|
|
Holy See (Vatican City)
|
Metric system
|
NA
|
|
Hong Kong
|
Metric system
|
NA
|
|
Isle of Man
|
Metric system
|
NA
|
|
Jersey
|
Metric system
|
NA
|
|
Kazakhstan
|
Metric system
|
NA
|
|
Kiribati
|
Metric system
|
NA
|
|
Kuwait
|
Metric system
|
NA
|
|
Kyrgyzstan
|
Metric system
|
NA
|
|
Latvia
|
Metric system
|
NA
|
|
Lesotho
|
Metric system
|
NA
|
|
Lithuania
|
Metric system
|
NA
|
|
Macau
|
Metric system
|
NA
|
|
Macedonia [FYROM]
|
Metric system
|
NA
|
|
Malawi
|
Metric system
|
NA
|
|
Malaysia
|
Metric system
|
NA
|
|
Maldives
|
Metric system
|
NA
|
|
Marshall Islands
|
Metric system
|
NA
|
|
Martinique
|
Metric system
|
NA
|
|
Mayotte
|
Metric system
|
NA
|
|
Micronesia, Federated States of
|
Metric system
|
NA
|
|
Moldova
|
Metric system
|
NA
|
|
Montenegro
|
Metric system
|
NA
|
|
Montserrat
|
Metric system
|
NA
|
|
Mozambique
|
Metric system
|
NA
|
|
Namibia
|
Metric system
|
NA
|
|
Nauru
|
Metric system
|
NA
|
|
Nepal
|
Metric system
|
NA
|
|
Netherlands Antilles
|
Metric system
|
NA
|
|
New Caledonia
|
Metric system
|
NA
|
|
Niue
|
Metric system
|
NA
|
|
Norfolk Island
|
Metric system
|
NA
|
|
Northern Mariana Islands
|
Metric system
|
NA
|
|
Oman
|
Metric system
|
NA
|
|
Palau
|
Metric system
|
NA
|
|
Papua New Guinea
|
Metric system
|
NA
|
|
Pitcairn Islands
|
Metric system
|
NA
|
|
Qatar
|
Metric system
|
NA
|
|
Réunion
|
Metric system
|
NA
|
|
Saint Barthélemy
|
Metric system
|
NA
|
|
Saint Helena
|
Metric system
|
NA
|
|
Saint Kitts and Nevis
|
Metric system
|
NA
|
|
Saint Lucia
|
Metric system
|
NA
|
|
Saint Martin
|
Metric system
|
NA
|
|
Saint Pierre and Miquelon
|
Metric system
|
NA
|
|
Saint Vincent and the Grenadines
|
Metric system
|
NA
|
|
Samoa
|
Metric system
|
NA
|
|
Sao Tome and Principe
|
Metric system
|
NA
|
|
Serbia
|
Metric system
|
NA
|
|
Sierra Leone
|
Metric system
|
NA
|
|
Singapore
|
Metric system
|
NA
|
|
Slovenia
|
Metric system
|
NA
|
|
Solomon Islands
|
Metric system
|
NA
|
|
South Georgia and the Islands
|
Metric system
|
NA
|
|
Sri Lanka
|
Metric system
|
NA
|
|
Svalbard
|
Metric system
|
NA
|
|
Swaziland
|
Metric system
|
NA
|
|
Tajikistan
|
Metric system
|
NA
|
|
Timor-Leste
|
Metric system
|
NA
|
|
Tokelau
|
Metric system
|
NA
|
|
Tonga
|
Metric system
|
NA
|
|
Trinidad and Tobago
|
Metric system
|
NA
|
|
Turkmenistan
|
Metric system
|
NA
|
|
Turks and Caicos Islands
|
Metric system
|
NA
|
|
Tuvalu
|
Metric system
|
NA
|
|
Ukraine
|
Metric system
|
NA
|
|
United States Minor Outlying Islands
|
Metric system
|
NA
|
|
Uzbekistan
|
Metric system
|
NA
|
|
Vanuatu
|
Metric system
|
NA
|
|
Virgin Islands
|
Metric system
|
NA
|
|
Wallis and Futuna
|
Metric system
|
NA
|
|
West Bank
|
Metric system
|
NA
|
|
Western Sahara
|
Metric system
|
NA
|
|
Yemen
|
Metric system
|
NA
|
|
Zambia
|
Metric system
|
NA
|
|
Zimbabwe
|
Metric system
|
NA
|
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