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| The territory of Lithuania is divided into 10 counties. Counties are divided into territories - 9 cities, 43 districts and 8 municipalities. Each municipality is divided into subdistricts.
Each county has a head officer assigned by the Government, whose main responsibility is to guarantee that the Constitution and laws are kept within the county. |
| County | Territory km² | Population thousands | Administrative Units | Subdistricts | |
| 1 | Alytus (Alytaus) | 5425 | 188,1 | Alytus city
| -
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| 2 | Kaunas (Kauno) | 8090 | 703,2 | Kaunas city
| -
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| 3 | Klaipėda (Klaipėdos) | 5207 | 370,0 | Klaipėda city
| -
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| 4 | Marijampolė (Marijampolės) | 4467 | 188,1 | Marijampole municipality
| 6
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| 5 | Panevė?ys (Panevėžio) | 7881 | 301,8 | Panevė?ys city
| -
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| 6 | ?iauliai (Šiaulių) | 8589 | 370,7 | ?iauliai city
| -
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| 7 | Tauragė (Tauragės) | 4411 | 134,5 | Tauragė district
| 8
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| 8 | Tel?iai (Telšių) | 4303 | 180,6 | Tel?iai district
| 11
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| 9 | Utena (Utenos) | 7206 | 186,1 | Utena district
| 10
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| 10 | Vilnius (Vilniaus) | 9730 | 850,7 | Vilnius city
| 21
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