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This is a list of countries and territories by border/area ratio. For each country or territory, the total length of the land borders and the total surface area are listed, as well as the ratio between these two parameters. A high border/area ratio means that the country or territory has a long border compared to its surface area. A border/area ratio of zero indicates that the country has no land borders.
Countries or territories that are connected only by bridges or other man-made causeways are not considered to have land borders.
Country or territory | Total length of land borders (km) | Total surface area (km2) | Border/area ratio (km/km2) |
---|---|---|---|
Vatican City | 3.2 | 0.44 | 7.2727273 |
Monaco | 4.4 | 2 | 2.2000000 |
San Marino | 39 | 61 | 0.6393443 |
Liechtenstein | 76 | 160 | 0.4650000 |
Sint Maarten (Netherlands) | 10.2 | 34 | 0.3000000 |
Andorra | 120.3 | 468 | 0.2570513 |
Gibraltar (United Kingdom) | 1.2 | 6 | 0.2000000 |
Saint Martin (France) | 10.2 | 54 | 0.1888889 |
Luxembourg | 359 | 2586 | 0.1388244 |
Palestinian territories | 466 | 6220 | 0.0749196 |
Brunei | 381 | 5765 | 0.0660885 |
Slovenia | 1334 | 20273 | 0.0658018 |
The Gambia | 740 | 11295 | 0.0655157 |
Kosovo | 701 | 10887 | 0.0643887 |
Israel | 1017 | 20770 | 0.0489649 |
Belgium | 1385 | 30528 | 0.0453682 |
Montenegro | 625 | 13812 | 0.0452505 |
Switzerland | 1852 | 41284 | 0.0448600 |
Lebanon | 454 | 10452 | 0.0434367 |
Armenia | 1254 | 29743 | 0.0421612 |
Moldova | 1389 | 33846 | 0.0410388 |
Croatia | 2197 | 56594 | 0.0388204 |
Burundi | 974 | 27834 | 0.0349932 |
Rwanda | 893 | 26338 | 0.0339054 |
Slovakia | 1524 | 49037 | 0.0310786 |
Swaziland | 535 | 17364 | 0.0308109 |
Austria | 2562 | 83871 | 0.0305469 |
Lesotho | 909 | 30355 | 0.0299456 |
Macedonia | 766 | 25713 | 0.0297904 |
Bangladesh | 4246 | 143998 | 0.0294865 |
Togo | 1647 | 56785 | 0.0290041 |
Bosnia and Herzegovina | 1459 | 51197 | 0.0284978 |
Bhutan | 1075 | 38394 | 0.0279992 |
Hong Kong (People's Republic of China) | 30 | 1104 | 0.0271739 |
Kuwait | 462 | 17818 | 0.0259288 |
El Salvador | 545 | 21041 | 0.0259018 |
Tajikistan | 3651 | 143100 | 0.0255136 |
Albania | 720 | 28748 | 0.0250452 |
Netherlands | 1027 | 41528 | 0.0247303 |
Malawi | 2881 | 118484 | 0.0243155 |
Czech Republic | 1881 | 78865 | 0.0238509 |
Hungary | 2171 | 93028 | 0.0233371 |
Azerbaijan | 2013 | 86600 | 0.0232448 |
Serbia | 2027 | 88361 | 0.0229400 |
Belize | 516 | 22966 | 0.0224680 |
Djibouti | 516 | 23200 | 0.0222414 |
Laos | 5083 | 236800 | 0.0214654 |
Georgia | 1461 | 69700 | 0.0209613 |
Guinea-Bissau | 724 | 36125 | 0.0200415 |
Nepal | 2926 | 147181 | 0.0198803 |
Lithuania | 1273 | 65300 | 0.0194946 |
Kyrgyzstan | 3878 | 199951 | 0.0193948 |
Equatorial Guinea | 539 | 28051 | 0.0192150 |
Jordan | 1635 | 89342 | 0.0183005 |
Latvia | 1150 | 64559 | 0.0178132 |
Benin | 1989 | 112622 | 0.0176608 |
Cyprus | 152 | 9251 | 0.0164307 |
Bulgaria | 1808 | 110879 | 0.0163061 |
Republic of the Congo | 5504 | 342000 | 0.0160936 |
Guatemala | 1687 | 108889 | 0.0154928 |
East Timor | 228 | 14874 | 0.0153288 |
Liberia | 1585 | 111369 | 0.0142320 |
Cambodia | 2572 | 181035 | 0.0142072 |
French Guiana (France) | 1183 | 83534 | 0.0141619 |
Vietnam | 4639 | 331212 | 0.0140061 |
Estonia | 633 | 45227 | 0.0139961 |
Belarus | 2900 | 207600 | 0.0139692 |
Uzbekistan | 6221 | 447400 | 0.0139048 |
North Korea | 1673 | 120538 | 0.0138794 |
Eritrea | 1626 | 117600 | 0.0138265 |
Guinea | 3399 | 245857 | 0.0138251 |
Honduras | 1520 | 112492 | 0.0135121 |
Senegal | 2640 | 196722 | 0.0134200 |
Sierra Leone | 958 | 71740 | 0.0133538 |
Portugal | 1214 | 92090 | 0.0131828 |
Haiti | 360 | 27750 | 0.0129730 |
Costa Rica | 639 | 51100 | 0.0125049 |
Syria | 2253 | 185180 | 0.0121665 |
Burkina Faso | 3193 | 272967 | 0.0116974 |
Guyana | 2462 | 214969 | 0.0114528 |
Macau (People's Republic of China) | 0.34 | 30 | 0.0113333 |
Uganda | 2698 | 241550 | 0.0111695 |
Romania | 2508 | 238391 | 0.0105205 |
Suriname | 1707 | 163820 | 0.0104200 |
United Arab Emirates | 867 | 83600 | 0.0103708 |
Germany | 3621 | 357114 | 0.0101396 |
Cameroon | 4591 | 475442 | 0.0096563 |
Côte d'Ivoire | 3110 | 322463 | 0.0096445 |
Paraguay | 3920 | 406752 | 0.0096373 |
Gabon | 2551 | 267668 | 0.0095305 |
Malaysia | 3147 | 330803 | 0.0095132 |
Thailand | 4863 | 513120 | 0.0094773 |
Nicaragua | 1231 | 130373 | 0.0094421 |
Greece | 1228 | 131957 | 0.0093061 |
Poland | 2788 | 312685 | 0.0089163 |
Ghana | 2094 | 238533 | 0.0087787 |
Tunisia | 1424 | 163610 | 0.0087036 |
Burma | 5876 | 676578 | 0.0086849 |
Uruguay | 1564 | 181034 | 0.0086393 |
Pakistan | 6774 | 796095 | 0.0085090 |
Afghanistan | 5529 | 652230 | 0.0084771 |
Central African Republic | 5203 | 622984 | 0.0083517 |
Iraq | 3650 | 438317 | 0.0083273 |
Chile | 6171 | 756102 | 0.0081616 |
Finland | 2690 | 338424 | 0.0079486 |
Norway | 2551 | 323802 | 0.0078783 |
Zimbabwe | 3066 | 390757 | 0.0078463 |
Ecuador | 2010 | 256369 | 0.0078403 |
Ukraine | 4663 | 603500 | 0.0077266 |
Turkmenistan | 3736 | 488100 | 0.0076542 |
Zambia | 5667 | 752612 | 0.0075298 |
South Sudan | 4797 | 644329 | 0.0074450 |
Dominican Republic | 360 | 48671 | 0.0073966 |
Panama | 555 | 75417 | 0.0073591 |
Botswana | 4015 | 582000 | 0.0068986 |
Italy | 1932 | 301336 | 0.0064114 |
Bolivia | 6743 | 1098581 | 0.0061379 |
Kenya | 3477 | 580367 | 0.0059910 |
Mali | 7243 | 1240192 | 0.0058402 |
Mozambique | 4571 | 801590 | 0.0057024 |
Venezuela | 4993 | 912050 | 0.0054745 |
Colombia | 6004 | 1141748 | 0.0052586 |
Mongolia | 8220 | 1564110 | 0.0052554 |
France | 2889 | 551500 | 0.0052384 |
Qatar | 60 | 11586 | 0.0051787 |
Ireland | 360 | 70273 | 0.0051229 |
Sweden | 2233 | 450295 | 0.0049590 |
Mauritania | 5074 | 1025520 | 0.0049477 |
Ethiopia | 5328 | 1104300 | 0.0048248 |
Namibia | 3936 | 824268 | 0.0047751 |
Chad | 5968 | 1284000 | 0.0046480 |
Democratic Republic of the Congo | 10730 | 2344858 | 0.0045760 |
Morocco | 2018 | 446550 | 0.0045191 |
Niger | 5697 | 1267000 | 0.0044964 |
India | 14103.1 | 3166414 | 0.0044540 |
Oman | 1374 | 309500 | 0.0044394 |
Kazakhstan | 12012 | 2724900 | 0.0044082 |
Nigeria | 4047 | 923768 | 0.0043810 |
Peru | 5536 | 1285216 | 0.0043074 |
Angola | 5198 | 1246700 | 0.0041694 |
Tanzania | 3861 | 945087 | 0.0040853 |
South Africa | 4862 | 1221037 | 0.0039819 |
Spain | 1918 | 505992 | 0.0037906 |
Somalia | 2340 | 637657 | 0.0036697 |
Sudan | 6764 | 1861484 | 0.0036337 |
Argentina | 9665 | 2780400 | 0.0034761 |
Turkey | 2648 | 783562 | 0.0033794 |
Yemen | 1746 | 527968 | 0.0033070 |
Iran | 5440 | 1648195 | 0.0033006 |
Algeria | 6343 | 2381741 | 0.0026632 |
Egypt | 2665 | 1002000 | 0.0026597 |
Libya | 4348 | 1759540 | 0.0024711 |
South Korea | 238 | 99828 | 0.0023841 |
People's Republic of China | 22147 | 9596961 | 0.0023077 |
Mexico | 4353 | 1964375 | 0.0022160 |
Saudi Arabia | 4431 | 2149690 | 0.0020612 |
Papua New Guinea | 820 | 462840 | 0.0017717 |
Brazil | 14691 | 8514877 | 0.0017253 |
Denmark | 68 | 43094 | 0.0015779 |
Western Sahara | 404 | 266000 | 0.0015188 |
United Kingdom | 360 | 242900 | 0.0014821 |
Indonesia | 2830 | 1910931 | 0.0014810 |
United States | 12034 | 9526468 | 0.0012632 |
Russia | 20017 | 17098242 | 0.0011707 |
Canada | 8893 | 9984670 | 0.0008907 |
Sri Lanka | 0.1 | 65610 | 0.0000015 |
American Samoa (United States) | 0 | 199 | 0 |
Anguilla (United Kingdom) | 0 | 91 | 0 |
Antigua and Barbuda | 0 | 442 | 0 |
Aruba (Netherlands) | 0 | 180 | 0 |
Australia | 0 | 7692024 | 0 |
Bahamas | 0 | 13943 | 0 |
Bahrain | 0 | 765 | 0 |
Barbados | 0 | 430 | 0 |
Bermuda (United Kingdom) | 0 | 54 | 0 |
Bouvet Island | 0 | 49 | 0 |
British Indian Ocean Territory (United Kingdom) | 0 | 60 | 0 |
British Virgin Islands (United Kingdom) | 0 | 151 | 0 |
Cape Verde | 0 | 4033 | 0 |
Cayman Islands (United Kingdom) | 0 | 264 | 0 |
Christmas Island (Australia) | 0 | 135 | 0 |
Cocos (Keeling) Islands (Australia) | 0 | 14 | 0 |
Comoros | 0 | 1862 | 0 |
Cook Islands | 0 | 236 | 0 |
Cuba | 0 | 109886 | 0 |
Curaçao (Netherlands) | 0 | 444 | 0 |
Dominica | 0 | 751 | 0 |
Falkland Islands (United Kingdom) | 0 | 12173 | 0 |
Faroe Islands (Denmark) | 0 | 1393 | 0 |
Federated States of Micronesia | 0 | 702 | 0 |
Fiji | 0 | 18272 | 0 |
French Polynesia (France) | 0 | 4000 | 0 |
French Southern and Antarctic Lands (France) | 0 | 7747 | 0 |
Greenland (Denmark) | 0 | 2166086 | 0 |
Grenada | 0 | 344 | 0 |
Guadeloupe (France) | 0 | 1630 | 0 |
Guam (United States) | 0 | 549 | 0 |
Guernsey (United Kingdom) | 0 | 78 | 0 |
Heard Island and McDonald Islands (Australia) | 0 | 412 | 0 |
Iceland | 0 | 103000 | 0 |
Isle of Man (United Kingdom) | 0 | 572 | 0 |
Jamaica | 0 | 10991 | 0 |
Japan | 0 | 377930 | 0 |
Jersey (United Kingdom) | 0 | 116 | 0 |
Kiribati | 0 | 811 | 0 |
Madagascar | 0 | 587041 | 0 |
Maldives | 0 | 300 | 0 |
Malta | 0 | 316 | 0 |
Marshall Islands | 0 | 181 | 0 |
Martinique (France) | 0 | 1128 | 0 |
Mauritius | 0 | 2040 | 0 |
Mayotte (France) | 0 | 374 | 0 |
Montserrat (United Kingdom) | 0 | 102 | 0 |
Nauru | 0 | 21 | 0 |
New Caledonia (France) | 0 | 18575 | 0 |
New Zealand | 0 | 270467 | 0 |
Niue (New Zealand) | 0 | 260 | 0 |
Norfolk Island (Australia) | 0 | 36 | 0 |
Northern Mariana Islands (United States) | 0 | 464 | 0 |
Palau | 0 | 459 | 0 |
Philippines | 0 | 300000 | 0 |
Pitcairn Islands (United Kingdom) | 0 | 47 | 0 |
Puerto Rico (United States) | 0 | 8870 | 0 |
Réunion (France) | 0 | 2513 | 0 |
Saint Barthélemy (France) | 0 | 21 | 0 |
Saint Helena, Ascension and Tristan da Cunha (United Kingdom) | 0 | 308 | 0 |
Saint Kitts and Nevis | 0 | 261 | 0 |
Saint Lucia | 0 | 616 | 0 |
Saint Pierre and Miquelon (France) | 0 | 242 | 0 |
Saint Vincent and the Grenadines | 0 | 389 | 0 |
Samoa | 0 | 2842 | 0 |
São Tomé and Príncipe | 0 | 964 | 0 |
Seychelles | 0 | 452 | 0 |
Singapore | 0 | 710 | 0 |
Solomon Islands | 0 | 28896 | 0 |
South Georgia and the South Sandwich Islands (United Kingdom) | 0 | 3903 | 0 |
Svalbard (Norway) | 0 | 62045 | 0 |
Taiwan | 0 | 36193 | 0 |
Tokelau (New Zealand) | 0 | 12 | 0 |
Tonga | 0 | 747 | 0 |
Trinidad and Tobago | 0 | 5130 | 0 |
Turks and Caicos Islands (United Kingdom) | 0 | 948 | 0 |
Tuvalu | 0 | 26 | 0 |
United States Virgin Islands (United States) | 0 | 347 | 0 |
Vanuatu | 0 | 12189 | 0 |
Wallis and Futuna (France) | 0 | 142 | 0 |
The countries with the highest border/area ratios are some of the smallest, non-island, nations of the world, such as Vatican City, Monaco and San Marino. Many island nations, lack any land borders and thus have a border/area ratio of zero.
Costa Rica is located on the Central American Isthmus, surrounding the point 10° north of the equator and 84° west of the prime meridian. It has 212 km of Caribbean Sea coastline and 1,016 on the North Pacific Ocean.
The Northwest Territories is a federal territory of Canada. At a land area of approximately 1,127,711.92 km2 (435,412.01 sq mi) and a 2021 census population of 41,070, it is the second-largest and the most populous of the three territories in Northern Canada. Its estimated population as of the second quarter of 2024 is 44,936. Yellowknife is the capital, most populous community, and the only city in the territory; its population was 20,340 as of the 2021 census. It became the territorial capital in 1967, following recommendations by the Carrothers Commission.
China has great physical diversity. The eastern plain and southern coasts of the country consist of fertile lowlands and foothills. They are the location of most of China's agricultural output and human population. The southern areas of the country consist of hilly and mountainous terrain. The west and north of the country are dominated by sunken basins, rolling plateaus, and towering massifs. It contains part of the highest tableland on earth, the Tibetan Plateau, and has much lower agricultural potential and population.
With an area of 238,397 km2 (92,046 sq mi), Romania is the twelfth-largest country in Europe. It is a country located at the crossroads of Eastern and Southeast Europe. It's bordered on the Black Sea, the country is halfway between the equator and the North Pole and equidistant from the westernmost part of Europe—the Atlantic Coast—and the most easterly—the Ural Mountains. Romania has 3,195 kilometres (1,985 mi) of border. Moldova and Ukraine lie to the east, Bulgaria to the south, and Serbia and Hungary to the west by the Pannonian Plain. In the southeast, 245 kilometres (152 mi) of sea coastline provide an important outlet to the Black Sea and the Atlantic Ocean.
Russia is the largest country in the world, covering over 17,125,191 km2 (6,612,073 sq mi), and encompassing more than one-eighth of Earth's inhabited land area. Russia extends across eleven time zones, and has the most borders of any country in the world, with sixteen sovereign nations.
The Kingdom of Saudi Arabia is a country situated in West Asia, the largest country on the Arabian Peninsula, bordering the Persian Gulf and the Red Sea. Its extensive coastlines provide great leverage on shipping through the Persian Gulf and the Suez Canal. The kingdom occupies 80% of the Arabian Peninsula. Most of the country's boundaries with the United Arab Emirates (UAE), Oman, and the Republic of Yemen are undefined, so the exact size of the country remains unknown. The Saudi government estimate is at 2,217,949 square kilometres, while other reputable estimates vary between 2,149,690 and 2,240,000 sq. kilometres. Less than 7% of the total area is suitable for cultivation, and in the early 1960s, population distribution varied greatly among the towns of the eastern and western coastal areas, the densely populated interior oases, and the vast, almost empty deserts.
The term "United States," when used in the geographic sense, refers to the contiguous United States, Alaska, Hawaii, the five insular territories of Puerto Rico, Northern Mariana Islands, U.S. Virgin Islands, Guam, American Samoa, and minor outlying possessions. The United States shares land borders with Canada and Mexico and maritime borders with Russia, Cuba, the Bahamas, and many other countries, mainly in the Caribbeanin addition to Canada and Mexico. The northern border of the United States with Canada is the world's longest bi-national land border.
Population density is a measurement of population per unit land area. It is mostly applied to humans, but sometimes to other living organisms too. It is a key geographical term.
An exclusive economic zone (EEZ), as prescribed by the 1982 United Nations Convention on the Law of the Sea, is an area of the sea in which a sovereign state has exclusive rights regarding the exploration and use of marine resources, including energy production from water and wind.
Northern America is the northernmost subregion of North America as well as the northernmost region in the Americas. The boundaries may be drawn significantly differently depending on the source of the definition. In one definition, it lies directly north of Middle America. Northern America's land frontier with the rest of North America then coincides with the Mexico–United States border. Geopolitically, according to the United Nations' scheme of geographical regions and subregions, Northern America consists of Bermuda, Canada, Greenland, Saint Pierre and Miquelon and the United States.
An enclave is a territory that is entirely surrounded by the territory of only one other state or entity. An enclave can be an independent territory or part of a larger one. Enclaves may also exist within territorial waters. Enclave is sometimes used improperly to denote a territory that is only partly surrounded by another state. Enclaves that are not part of a larger territory are not exclaves, for example Lesotho, and San Marino and Vatican City are enclaved sovereign states.
The borders of Venezuela are the international borders that Venezuela shares with neighboring countries. Venezuela borders with 14 countries totaling 5,161 kilometers which includes territories of France, the Kingdom of the Netherlands, the United Kingdom (Montserrat) and the United States. Venezuela has the seventh largest number of land and maritime borders after France, China, the United Kingdom, Russia, the United States and Italy.