List of micronations by size

Note: This is only for real territorial claims, not invented land. Add your nations to the list in order of area, largest first. Area given in square miles. For those unfamiliar with Imperial measurements, 1 square kilometer is roughly equal to 0.386 square miles.

Name of micronation	Area in kilometers (km²) (5 d.p.)	Location	Remarks	Map
Repuplic of Makuhero	0km2 (40,628,846.4184 km2 rivendicate)	Bir Tawil, Africa; Antarctica; Greenland/Kalaallit Nunaat, North America; Candadian Arctic Archipelago, Canada;	See additional territorial claims and area measurements
Arkovia	252,720km2
Mainland Australia, South/Western Australia
Usian Republic	622,420	Bir Tawil, Africa; Marie-Byrd-Land, Antarctica; Various other territories
Antarctic Kingdom	621,460	Marie Byrd Land	1,610,000km²
Federal Kingdom of Zukeland	130,000	Antarctic Peninsula, Ellsworth Land, South Shetland Islands, South Orkney Islands, and minor outlying islands and territories	Maintains territory in four continents, although the vast majority is within Antarctica.
Republic of South Maudlandia	98,335	Southern part of Queen Maud Land	~254,686km²
Principality of Arkel	62,800	Dean Island, Antarctica; 1/3 Ross Ice Shelf
Imperial Grand Duchy of Renmarchesia	62,039.85	Austria, Slovenia, Croatia	160,725km2
Woodland Patchwork	16,000 mi2 or 41,440 km2	Japan	Woodland Patchwork within Japan - Territory marked in Red, Orange and Yellow (7 Territories, 1 Capital)
Kingdom of Sycamore	13497.359	Continent of Australia	34,958km2
Kingdom of Poulo Wai	15,625	Gulf of Thailand	2 Islands, 4 Districts
Negaunee Republic	14 440	North America	3 states, 1 Capital District
Kingdom of Sorrenia	11,000	Northern England	Divided into 19 counties which collectively make up all of Northern England
Grand Duchy of Flandrensis	5782.28	Siple Island, Carney Island, Maher Island, Cherry Island, Pranke Island	>14980km2
United Democratic Republic of Mackinac	5 703	North America	11 Townships, 2 Territories, 1 Capital District (Mackinac Townships act like American states)
North Jackia	2929,76	Scotland, England, Rockall, Kerguelen Islands, Heard Island and McDonald Islands	Made up of Islands. Some of which are still disputed
Huro-Atlantica	2091.58	Tampa Bay (Florida) , Adrian (Michigan), and Grand Traverse Bay (Michigan) Areas
Sancti Imperii ex Skywalkistan	1069	Hillsborough County East of Tampa, Florida
Westsylvania	1038	Crawford County, Pa	Westsylvania half governs the Joint Territory of the Pymatuning Lake Islands
Principality of Pripyat'	665.13204	Chernobyl,Poliske,Pripyat and surrounding area	1,723.14km²
Republic of Bombardos	648 mi²	The Inagua Islands	Bombardos
Federal Republic of Los Bay Petros	245.63	Indonesia, Singapore, France	636.18 km2 Excluding Tanah Baru, Micras
Caribbean Republic of Samana Cay	232.62	Bahamas	602.48 km2
Socialist United Republic of Ünie	201.32	Zimbabwe
Mekniy	136.533	Europe, North America	353.62 km2
Empire of Taihan	89.34	East Asia	231km²
The Principality of New Eiffel	82.761	Europe
United States of Akkerman	36.48	Belgorod-Dnestrovskiy raion, Odesskaya oblast, Ukraine, Eastern Europe
Republic of Heist-op-den-Berg	35.65	Belgium	92.19 km²
Cheslovian Federation	35.258	Oxford
People's Republic of Domolica	6.406337	USA, Mexico, Beize, and British Virgin Islands	10.31 km²
Litvania	3.47	Bernex, Switzerland	9.00 km²
Republic of Herpitlion	2.50	Maženiai, Lithuania	5. 20 km2
Imperial Grand Duchy of Lundenwic	1.97	London, UK - Torrevieja, Spain - Grímsey, Iceland	5.11 km²
Grand Republic of Delvera	1.08437	Missouri and Kansas, United States	2.80852 km²
Pitchfork Union	1.03	On the border of German and Perry Township, Evansville, Indiana	2.667688 km²
Principality of Andany	1.02	On the northeastern tip of Sardinina, Italy.	2.641788 km²
Aarianian Union of North America	0.61	North Carolina, USA		Map of the Aarianian Union
Technological Federation of Erephisia	<1	Manchester, UK	Actual figure unknown
Empire of Pacem	0.43	Maryland, USA	1.11 km²
Harmonia	0.38	Johor,Malaysia		x150px
Rhys' Island and Her Associated Territories	0.19602407	River Blackwater	0.5077 km²
Empire of Austenasia	0.16261	Great Britain, South America, Australasia
2nd Kingdom of Baustralia	~ 0.104248 sq. mi.	Canada	27 hectares
Republic of Danielland	0.126562	Inside State of Georgia, island off coast of Antarctica, islands in Gulf of Alaska
Conservationist Union of Vivannia	1/8 square mile
Holy Kingdom of Deseret	0.11185	Wasatch County, Utah
Republic of Novaland	0.06	Bretagne, France, Asia
Federal Republic of St.Charlie	0.05996	Italy, Germany, U.K.	0.1553 km2
Humanytaria	0.057	Kopački Rit, Croatia and two small embassies (U.K)
Republic of the 43rd	0.0517	Marie Curtis And Forest parks, Mississauga (Canada)
Kingdom of Florenia	0.04219	North America
Star Kingdom	0.03333	Macon, Georgia, United States
Empire of Adammia	0.03254	Yorkshire, Cheshire and Devon, UK	Featured maps of Primoria and Maternia, approximately 300 square metres shown.
Republic of Molossia	0.02234	In Dayton, Nevada
Libria	0.0208333	Kennesaw, Georgia
Republic of Patetopia	0.01288	United States
Kingdom of Überstadt	0.005	Mountlake Terrace, Washington, United States
Blue Army	0.004349602273	International	The Size noted here dose not include any micro Proxys under the Blue army.
Democratic Environmental Society of Senya	0.0036	The back of a garden in Norfolk, UK
Gymnasium State	cca 0.003	gymnasium in Sušice, Czech Republic	0.008
Kingdom of Atovia	0.02km2 0.00772mi2	Ohio, USA
Kingdom of Wyvern	0.00296	The Netherlands - Zuid-Holland	7592m²
The Kingdom of Falcar	0.00112	South Australia	2914m², 0.00291 km²
Kingdom of Caeruleus	0.0008	America	0.002 Sq. Kilometres	File:IPhone image 2015-6-15-14369.jpg
Most Serene Empire of Azzurria	0.0006439991	Messina, Italy	0.00166795km²
Slimesylvania	0.0004965274	Texas, U.S.A	~1286m². Successor to West Korea. About 0.0001mi² larger than West Korea.
West Korea	0.000343125571293	Texas, U.S.A	~888.69115 m².
Kingdom of Wattania	0.0002	Victoria, Australia	Estimated
Principality of Førvania	0.0002	Yarra Valley, Victoria, Australia
Empire of Myrotania	0.00016	Britain
Duchy of Prussian Britannia	0.00014	Britain
The Greater Palimentary Republic of Remland	0.000087	United States	224m²
Empire of Barbettia	0.0000494289	North America
	British Empire	0.0000274406	United Kingdom	85 yds²
The Abode of Heaven	13m²	Three rooms in Toronto, Ontario, Canada
Oprett	N/A	Denmark	13m²
Principality of Æbmark	0,00000432	Milano, Italy	11,2 m²
Ohio Republic	TBA	Ohio	TBA
Kingdom of Sollena	10m²	Mihail Kogalniceanu village, Tulcea County, Romania
Union of Wasteoftimeistan	1.76m²	A Table in an Art Room, Bishop of Llandaff, Wales, United Kingdom		TBD
Galiria	0m2
Repubblica democratica di Luxe	0.00079km²	Stanza del presidente, corridoio ed entrata della casa condivisi con l'Italia, stanza conquistata a Franzlandia e stanza concessa da un cittadino a Ravina, TN, Italia.	Territori molto divisi politicamente, quello Luxese, quelli condivisi con l'Italia e i 2 staccati.
Franci City	0.00010km²	Capitale	La capitale rappresenta l'intera superficie nazionale.
Kaz	0.01700	New York City
São Guimarães	5.657m²	Puerto Rico, America	0 (9.103 km2 rivendicate)