WHarju County, is one of the fifteen counties of Estonia. It is situated in Northern Estonia, on the southern coast of the Gulf of Finland, and borders Lääne-Viru County to the east, Järva County to the southeast, Rapla County to the south, and Lääne County to the southwest. The capital and largest city of Estonia, Tallinn, is situated in Harju County. Harju County is the largest county in Estonia in terms of population, as almost half (45%) of the Estonia's population lives in Harju County.
WHiiumaa is one of 15 counties of Estonia, being the smallest county both in terms of area and population. It consists of Hiiumaa, the second largest island of Estonia, and several smaller islands near it. The county borders Lääne County to the east and Saare County to the south.
WIda-Viru County, or Ida-Virumaa, is one of 15 counties of Estonia. It is the most north-eastern part of the country. The county contains large deposits of oil shale - the main mineral mined in Estonia. Oil shale is used in the production of shale oil and in thermal power plants. The capital of the county is the town of Jõhvi which is administratively united with the Jõhvi Parish; nevertheless, Narva is the largest town in the county in terms of population and at the same time the third largest city in Estonia after Tallinn and Tartu. In January 2019 Ida-Viru County had a population of 136,240 – constituting 10.3% of the total population in Estonia. It borders Lääne-Viru County in the west, Jõgeva County in the southwest and Russia in the east.
WJärva County, or Järvamaa, is one of 15 counties of Estonia. It is situated in the central part of the country and borders Lääne-Viru County to the east, Jõgeva County to the south-east, Viljandi County to the south, Pärnu County to the south-west, Rapla County to the west, and Harju County to the north. In January 2009, Järva County had a population of 29,940 – constituting 2.7% of the total population in Estonia.
WJõgeva County, or Jõgevamaa, is one of 15 counties of Estonia. It is situated in eastern part of the country and borders Ida-Viru County to the north-east, Lake Peipus to the east, Tartu County to the south, Viljandi County to the south-west, Järva County to the north-west and Lääne-Viru County to the north.
WLääne County, or Läänemaa, is one of 15 counties of Estonia. It is located in western Estonia and borders the Baltic Sea to the north, Harju County to the north-east, Rapla County to the east, Pärnu County to the south, and the island counties of Saare and Hiiu to the west. In January 2009 Lääne County had a population of 23,810 – constituting 2.0% of the total population in Estonia.
WLääne-Viru County, or Lääne-Virumaa, is one of 15 counties of Estonia. It is in northern Estonia, on the south coast of the Gulf of Finland. In Estonian, lääne means western and ida means east or eastern. Lääne-Viru borders Ida-Viru County to the east, Jõgeva County to the south, and Järva and Harju counties to the west. In January 2013, Lääne-Viru County had a population of 58,806: 4.5% of the population in Estonia.
WPärnu County, or Pärnumaa, is one of 15 counties of Estonia. It is situated in south-western part of the country, on the coast of Gulf of Riga, and borders Lääne and Rapla counties to the north, Järva and Viljandi counties to the east, and Latvia to the south. In January 2013 Pärnu County had a population of 81,428 – constituting 6.3% of the total population of Estonia.
WPõlva County, or Põlvamaa, is one of 15 counties of Estonia. It is situated in south-eastern part of the country and borders Tartu, Valga and Võru counties. 28,507 people live in Põlva County – constituting 2.3% of the total population in Estonia.
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WRapla County, or Raplamaa, is one of the fifteen counties of Estonia. It is situated in the western part of the country and borders Järva County to the east, Pärnu County to the south, Lääne County to the west, and Harju County to the north. In January 2009 Rapla County had a population of 36,678 – constituting 2.7% of the total population of Estonia.
WSaare County, or Saaremaa; is one of 15 counties of Estonia. It consists of Saaremaa, the largest island of Estonia, and several smaller islands near it, most notably Muhu, Ruhnu, Abruka and Vilsandi. The county borders Lääne County to the east, Hiiu County to the north, and Latvia to the south. In January 2013 Saare County had a population of 30,966, which was 2.4% of the population of Estonia.
WTartu County, or Tartumaa, is one of 15 counties of Estonia.
WValga County, or Valgamaa is a first-level administrative unit and one of 15 counties of Estonia. It comprises the former area of Valga District. The present-day county was created on 1 January 1990. The capital and largest town of Valga County is Valga, followed by Tõrva and Otepää. It is situated in the southern part of the country and borders Põlva and Võru County to the east, Latvia to the south and west, and Viljandi and Tartu County to the north. 29,944 people live in Valga County.
WViljandi County or Viljandimaa;, is one of 15 counties of Estonia. It is located in southern Estonia bordering Pärnu, Järva, Jõgeva, Tartu and Valga counties.
WVõru County, or Võrumaa; officially, is a county in Southern Estonia. It is bordered by Valga County and Põlva County and is the only Estonian county bordering two countries - Latvia in the south and Russian Federation in the east.